Maryann Phinney, MD
NPI 1558414979 · Internal Medicine Physician · Princeton, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maryann Phinney, MD is a Internal Medicine Physician provider in Princeton, NJ (NPI 1558414979).
Provider details
- NPI number
- 1558414979
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 25MA08098200 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
194 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 76 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 27 | $96 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 26 | $174 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 21 | $135 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 17 | $176 |
| Hospital Discharge Day Management, More Than 30 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 85 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 250 | 25 |
| Atorvastatin Calcium | 232 | 31 |
| Amlodipine Besylate | 114 | 27 |
| Levothyroxine Sodium | 114 | 25 |
| Sitagliptin Phosphatebrand: Januvia | 92 | — |
| Pantoprazole Sodium | 92 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-19
- Last updated
- 2024-10-25
- Certified
- 2024-10-25
Frequently asked questions
- What is Maryann Phinney's NPI number?
- Maryann Phinney's National Provider Identifier (NPI) is 1558414979, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maryann Phinney's specialty?
- Maryann Phinney is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maryann Phinney located?
- Maryann Phinney's practice location on file with NPPES is 419 N Harrison St, Princeton, NJ 08540-3594.
- What is Maryann Phinney's phone number?
- The practice phone number listed in the NPPES registry for Maryann Phinney is (609) 924-9300.
- Does Maryann Phinney accept Medicare?
- Maryann Phinney is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maryann Phinney's NPI active?
- Yes — Maryann Phinney's NPI (1558414979) is active in the NPPES registry as of the last update on 2024-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.