Maria Spassova Altieri, MD, MS

Bariatric Surgery, Gastrointestinal Surgery

4.9 with 189 ratings

Sees patients age 18 and up

Maria Spassova Altieri, MD, MS

Bariatric Surgery, Gastrointestinal Surgery

4.9 with 189 ratings

Sees patients age 18 and up

Section Chief, GI Surgery at Pennsylvania Hospital
Assistant Professor of Clinical Surgery
Dr. Altieri is a Penn Medicine physician.

Call 800-789-7366 Request Appointment

Abdominal Abscess
Abdominal Adhesions
Abdominal Surgery
Abdominal Wall Defect
Abdominal Wall Surgery
Appendectomy
Bariatric Surgery
Bariatric Surgery Counseling
Biliary Colic
Da Vinci Cholecystectomy
Da Vinci Gastrectomy
Da Vinci Robotic Gastric Bypass Surgery
Da Vinci Surgery Hiatal Hernia Repair
Diaphragmatic Hernia
Duodenal Ulcer Surgery
Epigastric Hernia
Femoral Hernia
Fistula Enterocutaneous
Fundoplication
Gallbladder Disease
Gallbladder Inflammation (Cholecystitis)
Gallbladder Removal Surgery (Cholecystectomy)
Gastric Bypass Surgery
Gastric Sleeve Surgery (Vertical Sleeve Gastrectomy)
GERD Surgery (Gastroesophageal Reflux Surgery)
Hernia
Hernia Surgery
Hiatal Hernia
Hiatal Hernia Surgery
Incarcerated Hernia
Incision and Drainage
Incisional Hernia
Inguinal Hernia
Inguinal Hernia Surgery
Internal Hernia
Intestinal Fistula
Intestinal Infarction
Intestinal Obstruction
Intussusception
Laparoscopic Adjustable Gastric Band Surgery (Lap Band Surgery)
Laparoscopic Appendectomy
Laparoscopic Cholecystectomy
Laparoscopic Gastric Restrictive Procedure
Laparoscopic Gastrostomy
Laparoscopic Hernia Surgery
Laparoscopic Hiatal Hernia Surgery
Laparoscopic Incisional Hernia Repair
Laparoscopic Inguinal Hernia Repair
Laparoscopic Recurrent Hernia Repair
Laparoscopic Removal of Gastric Restrictive Devices
Laparoscopic Revision of Gastric Restrictive Procedure
Laparoscopic Sleeve Gastrectomy
Laparoscopic Spleen Removal Surgery (Splenectomy)
Laparoscopic Splenectomy
Laparoscopic Toupet Fundoplication
Laparoscopic Treatment of Small Bowel Obstruction
Laparoscopic Umbilical Herniorrhaphy
Laparoscopic Ventral Hernia Repair
Laparoscopy
Lipoma
Lymph Node Biopsy
Lysis of Adhesions
Mechanical Complication of Gastrostomy
Mesenteric Cyst
Mesenteric Mass
Minimally Invasive Surgery
Morbid Obesity
Obesity
Obesity Surgery
Paraesophageal Hernia
PEG (Percutaneous Endoscopic Gastrostomy)
Peptic Ulcer Surgery
Perforation of the Gallbladder
Post-Bariatric and Weight-Loss Surgery
Rectus Sheath Hernia
Recurrent Femoral Hernia
Recurrent Hernia
Reducible Hernia
Revisional Bariatric Surgery
Richter Hernia
Robotic Abdominal Wall Hernia Surgery
Robotic Surgery
Roux-en-Y Gastric Bypass Surgery
Skin Abscess
Small Bowel Obstruction
Spigelian Hernia
Splenic Anomalies
Stomach Stapling
Stomach Surgery
Umbilical Hernia
Ventral Hernia

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Programs and Centers

Penn Medicine's programs and centers combine doctors from many disciplines to coordinate care from start to finish. Dr. Altieri is part of these programs:

Board Certification

Surgery, 2021

Education and Training

Medical School: George Washington University
Residency: SUNY at Stony Brook Medical Center
Fellowship: Washington University School of Medicine

Primary Location

Penn Gastrointestinal Surgery Washington Square

Penn Medicine Washington Square
20th Floor
800 Walnut Street
Philadelphia, PA 19107

A facility of Pennsylvania Hospital

Map Call 800-789-7366

View details

Penn Metabolic and Bariatric Surgery Program Washington Square

Penn Medicine Washington Square
20th Floor
800 Walnut Street
Philadelphia, PA 19107

A facility of Pennsylvania Hospital

Map Call 800-789-7366

View details

Penn Hernia Program Washington Square

Penn Medicine Washington Square
20th Floor
800 Walnut Street
Philadelphia, PA 19107

Map Call 800-789-7366

View details

Penn Gastrointestinal Surgery Radnor

Penn Medicine Radnor
Floor 2, Suite 203 North
145 King of Prussia Road
Radnor, PA 19087

Map Call 800-789-7366

View details

Penn Medicine Hospital Privileges

Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
Pennsylvania Hospital: Has privileges to treat patients in the hospital.

Overall Ratings

out of 5 ; Ratings;

The Patient Satisfaction Rating is an average of all responses to the care provider related question shown above from our internal platform, PMX Feedback. Responses are measured on a scale of 1 to 5 with 5 being the best score. Scores reflect either the most recent 12 months of surveys or the most recent 30 surveys overall. Data is updated monthly and comments remain on the profile for 12 months.

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

Patients that are treated in outpatient or hospital environments may receive different surveys.

Please contact the practice and/or the member services department of your insurance company for specific details before receiving services. Providers may participate in some, but not all, products offered by a health plan; providers may also accept plans at some practice locations but not others.

Aetna US Healthcare
Amerihealth Caritas
Amerihealth Caritas Medicare
Centivo Health Plan
Cigna
Cigna HealthSpring
Clover Health Plan
Devon Health Services (Americare)
Gateway Health Plan
Geisinger Health Plan
Geisinger Medicaid
Global Medical Management
HealthAmerica / HealthAssurance, a Coventry Plan
HealthPartners
HealthPartners Medicare
HealthSmart
Highmark Blue Shield
Homestead Smart Health Plans/Claim Watcher
Horizon Blue Cross Blue Shield of New Jersey
Humana / Choicecare

Humana / Medicare
Imagine Health 360
Independence Blue Cross (Keystone East)
Keystone First
Keystone First Medicare
NJ Medicaid
NJ Qualcare
Oscar Health Plan of PA
Oxford Health Plan
PA Health and Wellness (Centene) Medicare
PA Medicaid
PA Medicare
Preferred Care
Provider Partners Health Plan
Rail Road Medicare / Palmetto GBA
Tricare
United Healthcare
UnitedHealthcare Community Plan
US Family Health Plan
Veterans Choice Program

Selected Publications

Ye J: Interview with editorial board members Annals of Laparoscopic and Endoscopic Surgery : 2025 (in press).

Jalloh K, Bader A, Okorji LM, Kelz R, Tatarian T, Altieri M: Gender gap in surgical societies awards Surgical Endoscopy : 2025 (accepted for publication).

Baldwin D, Ali AM, Altieri MS, DeMaria EJ: Marginal ulceration after Roux-en-Y gastric bypass - Literature review and management algorithm Metabolism & Target Organ Damage : 2024 (accepted for publication).

Gershuni V, Wall-Weiler E, Liu Y, Feibi Z, Altieri MS: A study protocol for an observational cohort investigating health outcomes and healthcare costs after metabolic and bariatric surgery BMJ Open : 2024 (accepted for publication).

Fernandez-Alonso M, Bejarano G, Creel DB, Kohl HW, Messiah SE, Altieri MS, Papasavas P, Horn C, Marroquin E: Expert-based physical activity guidelines for metabolic and bariatric surgery patients: A systematic review of randomized controlled trials Surgery for Obesity & Related Disorders : 2024 (Epub).

St John A, Khalid MU, Masino C, Noroozi M, Alseidi A, Hashimoto DA, Altieri M, Serrot F, Kersten-Oertel M, Madani A: Correction: LapBot-Safe Chole: Validation of an artificial intelligence-powered mobile game app to teach safe cholecystectomy Surgical Endoscopy : 2024 (Epub).

Bakillah E, Sharpe J, Wirtalla C, Goldberg D, Altieri MS, Aarons CB, Keele LJ, Kelz RR: Minimally invasive colorectal cancer surgery: An observational study of Medicare advantage and fee-for-service beneficiaries Surgical Endoscopy : 2024 (Epub).

Leon S, Rouhi AD, Perez JE, Alberstadt AN, Tewksbury CM, Gershuni VM, Altieri MS, Williams NN, Dumon KR: Bariatric surgery in patients with preoperative therapeutic anticoagulation: a 2015-2021 MBSAQIP database study Surgery for Obesity & Related Disorders : 2024 (Epub).

Tatarian T, Anderson B, Pucci MJ, Devin CL, Liveright E, Cullen D, Tholey R, Palazzo F, Altieri MS: Impact of surgeon workload on pregnancy outcomes in surgical trainees and faculty Annals of Surgery : 2024 (Epub).

Hashimoto DA, Sambasastry SK, Singh V, Kurada S, Altieri M, Yoshida T, Madani A, Jogan M: A foundation for evaluating the surgical artificial intelligence literature European Journal of Surgical Oncology : 2024 (Epub).

Academic Contact Information

Department of Surgery
Penn Medicine Washington Square
800 Walnut Street, 20th Floor
Philadelphia, PA 19106
Patient appointments: 800-789-7366

American College of Surgeons (ACS), National
American Society for Metabolic and Bariatric Surgery (ASMBS), Candidate Member, National
Association for Surgical Education (ASE), National
Association of Academic Surgery (AAS), National
Association of Women Surgeons (AWS), National
EPA Working Group, American Board of Surgery, National
Philadelphia Academy of Surgery, Councilor at Large, Local
Society for Surgery of the Alimentary Tract (SSAT), National
Society of American Gastrointestinal and Endoscopic Surgeons (SAGES), National
Surgical Council on Resident Education (SCORE), National