Caitlin Jamie Weiss, MD
Family Medicine Physician · Philadelphia, PA
Caitlin Jamie Weiss, MD is a family medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1194301077, issued on Mar 22, 2021. Check the license (Pennsylvania MD485557, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Caitlin Jamie Weiss
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD485557 PA
Self-reported in NPPES; status is on the state search - Practice location
- 401 W Allegheny Ave, Philadelphia, PA 19133
- Phone
- (215) 291-2500
- Enumerated
- Mar 22, 2021
- Record last updated
- Feb 5, 2026
- Fax
- (215) 291-2502
- Medicare enrollment
- Enrolled (PECOS I20240918003471); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 2021
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 401 W Allegheny Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Paola Daza Nunez, MDPediatrics Physician1457820805
Verify Caitlin Jamie Weiss in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD485557Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average family medicine physician in 2024
648 Medicare Part D claims for 92 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium41 claims
- Amlodipine Besylate37 claims
- Diclofenac Sodium37 claims
- Albuterol Sulfate Hfa32 claims
- Lisinopril28 claims
- Losartan Potassium23 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
- Delaware Valley Community Health, Inc.Philadelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Caitlin Jamie Weiss among 7,483 family medicine physician records in Pennsylvania
Caitlin Jamie Weiss, MD is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 86% of them.
- NPI issued2021 · 86% of these records are older, 11% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2021 · median 2005 among the 4,529 with a school on file
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
800 family medicine physician records list a practice address in Philadelphia
They are 800 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Philadelphia → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Ferdinand Aczon, M.D.Philadelphia, PA 191331255422135
- David Barclay, MDPhiladelphia, PA 191331396733325
- Julia Dejoseph, M.D.Philadelphia, PA 191331679776926
- Evan Gooberman, DO, MPHPhiladelphia, PA 191331114486909
- Marie Hennelly, M.D.Philadelphia, PA 191331912393539
- Amulya Iyer, MDPhiladelphia, PA 191331619409281
- Karen Lazarus, DOPhiladelphia, PA 191331356834824
- Daniel Ring, MDPhiladelphia, PA 191331265966063
Common questions
What is Caitlin Jamie Weiss, MD's NPI number?
Caitlin Jamie Weiss, MD's National Provider Identifier (NPI) is 1194301077, issued on Mar 22, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Caitlin Jamie Weiss, MD located?
The NPPES record lists a practice address at 401 W Allegheny Ave, Philadelphia, PA, 19133. Phone: (215) 291-2500. Providers update this record themselves, so call before visiting.
How can I verify Caitlin Jamie Weiss, MD's license?
NPPES lists Pennsylvania license number MD485557, 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 Caitlin Jamie Weiss, MD prescribe under Medicare Part D?
In 2024, Caitlin Jamie Weiss, MD had 648 Medicare Part D claims for 92 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.