George William Peter Pitsakis, DO
Internal Medicine Physician · Philadelphia, PA
George William Peter Pitsakis, DO is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1710500533, issued on May 27, 2020. Check the license (Pennsylvania OS022834, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- George William Peter Pitsakis
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- OS022834 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4900 Frankford Ave, Philadelphia, PA 19124
- Phone
- (215) 831-2000
- Enumerated
- May 27, 2020
- Record last updated
- Jun 21, 2023
- Medicare enrollment
- Enrolled (PECOS I20230628001258); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 2020
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 4900 Frankford Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify George William Peter Pitsakis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS022834Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average internal medicine physician in 2024
259 Medicare Part D claims for 125 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Cefuroxime24 claims
- Prednisone19 claims
- Azithromycin13 claims
- Atorvastatin Calcium11 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: $87.57
5 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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 one group practice
- Aria Health Physician ServicesPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
George William Peter Pitsakis among 7,300 internal medicine physician records in Pennsylvania
George William Peter Pitsakis, DO is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 77% of them.
- NPI issued2020 · 77% of these records are older, 19% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2020 · median 2008 among the 4,208 with a school on file
- Record last updated2023 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,855 internal medicine physician records list a practice address in Philadelphia
They are 1,855 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Philadelphia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sara Abbruzzi, D.O.Philadelphia, PA 191241689686313
- Romeo Abella, MDPhila, PA 191241386693968
- Emil Abramian, M. D.Philadelphia, PA 191241689805616
- Shahid Ali, MDPhiladelphia, PA 191241538391552
- Jayne Brown, M.D.Philadelphia, PA 191241083653505
- Arturo Ferreira, MDPhiladelphia, PA 191241790732915
- Pamela Goldman, D.O.Philadelphia, PA 191241619154366
- Brian Hannah, M.D.Philadelphia, PA 191241548298474
Common questions
What is George William Peter Pitsakis, DO's NPI number?
George William Peter Pitsakis, DO's National Provider Identifier (NPI) is 1710500533, issued on May 27, 2020. An NPI identifies a provider in billing; it is not a license.
Where is George William Peter Pitsakis, DO located?
The NPPES record lists a practice address at 4900 Frankford Ave, Philadelphia, PA, 19124. Phone: (215) 831-2000. Providers update this record themselves, so call before visiting.
How can I verify George William Peter Pitsakis, DO's license?
NPPES lists Pennsylvania license number OS022834, 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 George William Peter Pitsakis, DO prescribe under Medicare Part D?
In 2024, George William Peter Pitsakis, DO had 259 Medicare Part D claims for 125 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.