Marie Welsh, APN
Nurse Practitioner · Philadelphia, PA
Marie Welsh, APN is a nurse practitioner with a practice address in Philadelphia, Pennsylvania, and NPI 1851757389, issued on Jan 13, 2016. Check the license (Pennsylvania VP006125B, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marie Welsh
- Credential
- APN
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- VP006125B PA
26NN07879900 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 333 Cottman Ave, Philadelphia, PA 19111
- Phone
- (215) 728-2500
- Enumerated
- Jan 13, 2016
- Record last updated
- Jul 21, 2022
- Fax
- (215) 728-3639
- Medicare enrollment
- Enrolled (PECOS I20160714002458); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,916 in Pennsylvania → Look up another NPI →
Also registered at 333 Cottman Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Allison Aggon, D.O.Surgery Physician1972759900
- Tahseen Al-Saleem, M.D.Anatomic Pathology & Clinical Pathology Physician1962474056
- Md Usman Ali, M.D.Internal Medicine Physician1619316882
Verify Marie Welsh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license VP006125BCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average nurse practitioner in 2024
808 Medicare Part D claims for 145 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 481 claims were for opioids.
Most prescribed
- Oxycodone Hcl219 claims
- Gabapentin75 claims
- Morphine Sulfate Er74 claims
- Pregabalin61 claims
- Buprenorphine47 claims
- Morphine Sulfate29 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 76.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Samaritan Healthcare And Hospice IncMount Laurel, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marie Welsh among 3,916 nurse practitioner records in Pennsylvania
Marie Welsh, APN is one of 3,916 nurse practitioner records with a practice address in Pennsylvania. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 46% of them.
- NPI issued2016 · 46% of these records are older, 50% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1999 · median 2018 among the 2,360 with a school on file
- Record last updated2022 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nurse Practitioner providers in Pennsylvania
There are 3,916 nurse practitioner records in Pennsylvania.
All 3,916 in Pennsylvania → Every provider in Philadelphia → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Carol Cannon, CNPPhiladelphia, PA 191111366996944
- Shamona Griffiths, CRNPPhiladelphia, PA 191111780290262
- Allison Kodan, CRNPPhiladelphia, PA 191111356709174
- Jamie Lesher, DNP, FNP-BC, BSN, RNPhiladelphia, PA 191111740991629
- Kathleen Murphy, N.P.Philadelphia, PA 191111801102298
- Tina O'Mara, CRNPPhiladelphia, PA 191111023753290
- Anne Ojala, CRNPPhiladelphia, PA 191111215277611
- Karen Sheridan, CRNPPhiladelphia, PA 191111942671516
Common questions
What is Marie Welsh, APN's NPI number?
Marie Welsh, APN's National Provider Identifier (NPI) is 1851757389, issued on Jan 13, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Marie Welsh, APN located?
The NPPES record lists a practice address at 333 Cottman Ave, Philadelphia, PA, 19111. Phone: (215) 728-2500. Providers update this record themselves, so call before visiting.
How can I verify Marie Welsh, APN's license?
NPPES lists Pennsylvania license number VP006125B, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Marie Welsh, APN prescribe under Medicare Part D?
In 2024, Marie Welsh, APN had 808 Medicare Part D claims for 145 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
What is Marie Welsh, APN's MIPS final score?
The 2023 MIPS final score is 76.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.