Justine Phifer, M.D.
NPI 1891181665 · Hospitalist Physician · New York, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justine Phifer, M.D. is a Hospitalist Physician provider in New York, NY (NPI 1891181665).
Provider details
- NPI number
- 1891181665
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 295092-1 (NY)
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
11 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
50 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 35 Minutes99232 | 34 | $91 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 16 | $76 |
Typical Medicare-allowed amounts for these services range $76–$91 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 64 | 33 |
| Metformin Hcl | 38 | 13 |
| Gabapentin | 33 | 14 |
| Diclofenac Sodium | 27 | 11 |
| Losartan Potassium | 26 | 13 |
| Empagliflozinbrand: Jardiance | 25 | 14 |
| Famotidine | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-08
- Last updated
- 2020-04-03
- Certified
- 2020-04-03
Frequently asked questions
- What is Justine Phifer's NPI number?
- Justine Phifer's National Provider Identifier (NPI) is 1891181665, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justine Phifer's specialty?
- Justine Phifer is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Justine Phifer located?
- Justine Phifer's practice location on file with NPPES is 5141 Broadway, New York, NY 10034-1159.
- What is Justine Phifer's phone number?
- The practice phone number listed in the NPPES registry for Justine Phifer is (212) 342-3062.
- Does Justine Phifer accept Medicare?
- Justine Phifer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justine Phifer's NPI active?
- Yes — Justine Phifer's NPI (1891181665) is active in the NPPES registry as of the last update on 2020-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.