Marianne Theresa Ritchie, MD
Gastroenterology Physician · Phila, PA
Marianne Theresa Ritchie, MD is a gastroenterology physician with a practice address in Phila, Pennsylvania, and NPI 1902984255, issued on Nov 2, 2006. Check the license (Pennsylvania MD026713E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Marianne Theresa Ritchie
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- MD026713E PA
Self-reported in NPPES; status is on the state search - Practice location
- 132 S. 10TH Street, Phila, PA 19107
- Phone
- (215) 955-8900
- Enumerated
- Nov 2, 2006
- Record last updated
- Jan 22, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (215) 955-5245
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,049 in Pennsylvania → Look up another NPI →
Verify Marianne Theresa Ritchie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD026713ECheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $59.31
3 payments; by number, the most common kind was food and beverage; the largest payer was Genentech USA, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Marianne Theresa Ritchie among 1,049 gastroenterology physician records in Pennsylvania
Marianne Theresa Ritchie, MD is one of 1,049 gastroenterology physician records with a practice address in Pennsylvania. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.
- NPI issued2006 · 14% of these records are older, 47% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 73% of these records are
- Record last updated2010 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
22 gastroenterology physician records list a practice address in Phila
They are 22 of the 820 NPPES records with a practice address in Phila, and 1,049 gastroenterology physician records in Pennsylvania.
All 1,049 in Pennsylvania → Every provider in Phila → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Jeffrey Abrams, M.D.Phila, PA 191071174582076
- Cuckoo Choudhary, M.D.Phila, PA 191071871552711
- Robert Coben, M.D.Phila, PA 191071891754891
- Sidney Cohen, M.D.Phila, PA 191071821057720
- Mitchell Conn, M.D.Phila, PA 191071922067917
- Anthony Dimarino, M.D.Phila, PA 191071780643775
- Michael Dimarino, M.D.Phila, PA 191071619936515
- Steven Greenfield, M.D.Phila, PA 191071326007576
Common questions
What is Marianne Theresa Ritchie, MD's NPI number?
Marianne Theresa Ritchie, MD's National Provider Identifier (NPI) is 1902984255, issued on Nov 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marianne Theresa Ritchie, MD located?
The NPPES record lists a practice address at 132 S. 10TH Street, Phila, PA, 19107. Phone: (215) 955-8900. Providers update this record themselves, so call before visiting.
How can I verify Marianne Theresa Ritchie, MD's license?
NPPES lists Pennsylvania license number MD026713E, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.