Nicholas Thomas Orfanidis, MD
Gastroenterology Physician · Philadelphia, PA
Nicholas Thomas Orfanidis, MD is a gastroenterology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1669638573, issued on Jul 30, 2008. Check the license (Pennsylvania MT186282, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Nicholas Thomas Orfanidis
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- MT186282 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1101 Chestnut St, Philadelphia, PA 19107
- Phone
- (215) 955-8900
- Enumerated
- Jul 30, 2008
- Record last updated
- Oct 28, 2024
- Medicare enrollment
- Enrolled (PECOS I20110714000529); accepts Medicare assignment
- Medical or professional school
- Temple University School Of Medicine, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,049 in Pennsylvania → Look up another NPI →
Also registered at 1101 Chestnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sydney Auerbach, PA-CPhysician Assistant1699647206
- Marta BeanRheumatology Physician1275093809
- Kimberly Berenbaum, CRNPAcute Care Nurse Practitioner1760101182
- Louis Broad, MDGastroenterology Physician1710085147
Verify Nicholas Thomas Orfanidis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MT186282Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average gastroenterology physician in 2024
2,083 Medicare Part D claims for 480 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 21 claims were for opioids.
Most prescribed
- Pantoprazole Sodium476 claims
- Omeprazole231 claims
- Famotidine166 claims
- Dicyclomine Hcl142 claims
- Sucralfate86 claims
- Diphenoxylate-Atropine57 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $933.97
56 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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.
Bills Medicare through 3 group practices
- Dimarino Kroop Prieto Gastrointestinal Associates PAWoodbury, NJ
- Inspira Health Network Medical Group PCPittsgrove, NJ
- Jefferson University PhysiciansPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicholas Thomas Orfanidis among 1,049 gastroenterology physician records in Pennsylvania
Nicholas Thomas Orfanidis, 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 2008, is newer than 62% of them.
- NPI issued2008 · 62% of these records are older, 34% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2005 · median 2003 among the 769 with a school on file
- Record last updated2024 · 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).
Gastroenterology Physician providers in Pennsylvania
There are 1,049 gastroenterology physician records in Pennsylvania.
All 1,049 in Pennsylvania → Every provider in Philadelphia → 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 Nicholas Thomas Orfanidis, MD's NPI number?
Nicholas Thomas Orfanidis, MD's National Provider Identifier (NPI) is 1669638573, issued on Jul 30, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Thomas Orfanidis, MD located?
The NPPES record lists a practice address at 1101 Chestnut St, Philadelphia, PA, 19107. Phone: (215) 955-8900. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Thomas Orfanidis, MD's license?
NPPES lists Pennsylvania license number MT186282, 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.
How much does Nicholas Thomas Orfanidis, MD prescribe under Medicare Part D?
In 2024, Nicholas Thomas Orfanidis, MD had 2,083 Medicare Part D claims for 480 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
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.