Inna Shifrin, MD
NPI 1710967971 · Geriatric Medicine (Internal Medicine) Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Inna Shifrin, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Brooklyn, NY (NPI 1710967971).
Provider details
- NPI number
- 1710967971
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 236347 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,383 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 809 | $99 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 242 | $9 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 242 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 180 | $140 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 141 | $83 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 196 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 418 | 91 |
| Rosuvastatin Calcium | 410 | 99 |
| Atorvastatin Calcium | 285 | 63 |
| Simvastatin | 272 | 59 |
| Amlodipine Besylate | 253 | 59 |
| Tirzepatidebrand: Mounjaro | 249 | 40 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,930 across 179 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Inna Shifrin's NPI number?
- Inna Shifrin's National Provider Identifier (NPI) is 1710967971, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Inna Shifrin's specialty?
- Inna Shifrin is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Inna Shifrin located?
- Inna Shifrin's practice location on file with NPPES is 98 Avenue U, Brooklyn, NY 11223-3641.
- What is Inna Shifrin's phone number?
- The practice phone number listed in the NPPES registry for Inna Shifrin is (718) 372-0500.
- Does Inna Shifrin accept Medicare?
- Inna Shifrin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Inna Shifrin's NPI active?
- Yes — Inna Shifrin's NPI (1710967971) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.