Marie Welsh, APN
NPI 1851757389 · Nurse Practitioner · Philadelphia, PA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marie Welsh, APN is a Nurse Practitioner provider in Philadelphia, PA (NPI 1851757389).
Provider details
- NPI number
- 1851757389
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN
- Sex
- Female
- Sole proprietor
- No
- License
- 26NN07879900 (NJ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
303 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Residence Visit for Established Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99350 | 75 | $163 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 73 | $162 |
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 55 | $112 |
| Advance Care Planning, First 30 Minutes99497 | 50 | $73 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 35 | $196 |
| Residence Visit for New Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 219 | 70 |
| Gabapentin | 75 | 28 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 74 | 24 |
| Pregabalin | 61 | 18 |
| Buprenorphine | 47 | 19 |
| Morphine Sulfate | 29 | 18 |
| Alprazolam |
Practice location
Mailing address
Additional practice locations (1)
- 5 Eves DrSuite 300Marlton, NJ 08053-3135Phone: (856) 596-1600Fax: (856) 552-1004
Registry dates
- Enumerated
- 2016-01-13
- Last updated
- 2022-07-21
Frequently asked questions
- What is Marie Welsh's NPI number?
- Marie Welsh's National Provider Identifier (NPI) is 1851757389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marie Welsh's specialty?
- Marie Welsh is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marie Welsh located?
- Marie Welsh's practice location on file with NPPES is 333 Cottman Ave, Philadelphia, PA 19111-2434.
- What is Marie Welsh's phone number?
- The practice phone number listed in the NPPES registry for Marie Welsh is (215) 728-2500.
- Does Marie Welsh accept Medicare?
- Marie Welsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marie Welsh's NPI active?
- Yes — Marie Welsh's NPI (1851757389) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.