Gerard Christopher Griesser
Anesthesiology Physician · Philadelphia, PA
Gerard Christopher Griesser is an anesthesiology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1841974490, issued on Jun 14, 2023. Check the license (Pennsylvania OT022616, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Gerard Christopher Griesser
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- OT022616 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3401 N Broad St, Philadelphia, PA 19140
- Phone
- (800) 836-7536
- Enumerated
- Jun 14, 2023
- Record last updated
- Jun 14, 2023
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,481 in Pennsylvania → Look up another NPI →
Also registered at 3401 N Broad St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tori Abdalla, DOInternal Medicine Physician1942091699
- Ahmad Abdeen, MDSurgery Physician1033900642
- Rehab Abdel-Kariem, M.D.Emergency Medicine Physician1508008434
- Abdelaal Abdelbaky, MDNeurological Surgery Physician1437429107
- Ziyodakhon Abdujabborova, MDInternal Medicine Physician1699391839
- Asia Abdul-Haqq, CNMAdvanced Practice Midwife1588679161
Verify Gerard Christopher Griesser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OT022616Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average anesthesiology physician in 2024
21 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D.
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.
Gerard Christopher Griesser among 2,481 anesthesiology physician records in Pennsylvania
Gerard Christopher Griesser is one of 2,481 anesthesiology physician records with a practice address in Pennsylvania. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 97% of them.
- NPI issued2023 · 97% of these records are older, 2% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2023 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
646 anesthesiology physician records list a practice address in Philadelphia
They are 646 of the 42,849 NPPES records with a practice address in Philadelphia, and 2,481 anesthesiology physician records in Pennsylvania.
All 2,481 in Pennsylvania → Every provider in Philadelphia → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Matthew Bellew, DOPhiladelphia, PA 191401215933999
- Ansuya Chatwani, MDPhiladelphia, PA 191401326036583
- Vincent Cowell, MDPhiladelphia, PA 191401508854761
- Eric Gewirtz, MDPhiladelphia, PA 191401083602247
- Andrew Herlich, MDPhiladelphia, PA 191401285622431
- Felix Kremer, MDPhiladelphia, PA 191401023014792
- Bruce Levine, MDPhiladelphia, PA 191401619965860
- James Li, MDPhiladelphia, PA 191401124015755
Common questions
What is Gerard Christopher Griesser's NPI number?
Gerard Christopher Griesser's National Provider Identifier (NPI) is 1841974490, issued on Jun 14, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Gerard Christopher Griesser located?
The NPPES record lists a practice address at 3401 N Broad St, Philadelphia, PA, 19140. Phone: (800) 836-7536. Providers update this record themselves, so call before visiting.
How can I verify Gerard Christopher Griesser's license?
NPPES lists Pennsylvania license number OT022616, 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 Gerard Christopher Griesser prescribe under Medicare Part D?
In 2024, Gerard Christopher Griesser had 21 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.