Gail Fennell, M.D.
NPI 1053382978 · Internal Medicine Physician · Rye Brook, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gail Fennell, M.D. is a Internal Medicine Physician provider in Rye Brook, NY (NPI 1053382978).
Provider details
- NPI number
- 1053382978
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 294475-1 (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
20 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
243 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) |
|---|---|---|
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 92 | $156 |
| Administration of Influenza Virus VaccineG0008 | 47 | $37 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 44 | $152 |
| Administration of Pneumococcal VaccineG0009 | 20 | $37 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial VisitG0438 | 16 | $198 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 13 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 195 | 50 |
| Levothyroxine Sodium | 147 | 31 |
| Metformin Hclbrand: Metformin Hcl Er | 111 | 29 |
| Atorvastatin Calcium | 90 | 26 |
| Amlodipine Besylate | 69 | 16 |
| Ezetimibe | 62 | 15 |
| Lorazepam |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-30
- Last updated
- 2019-12-19
- Certified
- 2019-12-19
Frequently asked questions
- What is Gail Fennell's NPI number?
- Gail Fennell's National Provider Identifier (NPI) is 1053382978, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gail Fennell's specialty?
- Gail Fennell is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gail Fennell located?
- Gail Fennell's practice location on file with NPPES is 90 S Ridge St Ste 201, Rye Brook, NY 10573-2811.
- What is Gail Fennell's phone number?
- The practice phone number listed in the NPPES registry for Gail Fennell is (914) 305-9098.
- Does Gail Fennell accept Medicare?
- Gail Fennell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gail Fennell's NPI active?
- Yes — Gail Fennell's NPI (1053382978) is active in the NPPES registry as of the last update on 2019-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.