Sara Kass-Gergi, MD
Critical Care Medicine (Internal Medicine) Physician · Philadelphia, PA
Sara Kass-Gergi, MD is a critical care medicine (internal medicine) physician with a practice address in Philadelphia, Pennsylvania, and NPI 1053844373, issued on Apr 4, 2017. Check the license (Pennsylvania MD474896, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Sara Kass-Gergi
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- MD474896 PA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Walnut St FL Square9, Philadelphia, PA 19107
- Phone
- (215) 829-5027
- Enumerated
- Apr 4, 2017
- Record last updated
- May 22, 2025
- Fax
- (215) 829-6391
- Medicare enrollment
- Enrolled (PECOS I20240228004179); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 800 Walnut St FL Square9
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paul Kinniry, MDCritical Care Medicine (Internal Medicine) Physician1427006675
- Ronald Kotler, MDPulmonary Disease Physician1336197581
Verify Sara Kass-Gergi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD474896Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
20 Medicare Part D claims, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 80% of 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.
Bills Medicare through one group practice
- University OF Penn - Medical GroupPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Pennsylvania
There are 332 critical care medicine (internal medicine) physician records in Pennsylvania.
Other critical care medicine (internal medicine) physician records in Pennsylvania
- Muhammad Kumail AbbasLatrobe, PA1194172155
- Vivek Ahya, MDPhiladelphia, PA1346272697
- Adam Akers, MDPittsburgh, PA1770554123
- Mohamad Al-Abed, M.D.Washington, PA1780848309
- Nadine Al-Naamani, M.D.Philadelphia, PA1407181142
- Abbas Ali, M.DDanville, PA1154464162
- Ammar Alimam, MDEphrata, PA1770542946
- Charles Allred, M.D.Media, PA1437310810
- Shakeel Amanullah, MDLancaster, PA1629049036
- Nana Yamfo Amoah, M.DWilkes Barre, PA1972858082
Common questions
What is Sara Kass-Gergi, MD's NPI number?
Sara Kass-Gergi, MD's National Provider Identifier (NPI) is 1053844373, issued on Apr 4, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Sara Kass-Gergi, MD located?
The NPPES record lists a practice address at 800 Walnut St FL Square9, Philadelphia, PA, 19107. Phone: (215) 829-5027. Providers update this record themselves, so call before visiting.
How can I verify Sara Kass-Gergi, MD's license?
NPPES lists Pennsylvania license number MD474896, 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 Sara Kass-Gergi, MD prescribe under Medicare Part D?
In 2024, Sara Kass-Gergi, MD had 20 Medicare Part D claims; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.