Avniel Klein, M.D., PH.D.
NPI 1366580631 · Physical Medicine & Rehabilitation Physician · New York, NY
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Avniel Klein, M.D., PH.D. is a Physical Medicine & Rehabilitation Physician provider in New York, NY (NPI 1366580631).
Provider details
- NPI number
- 1366580631
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 238134 (NY)
Specialties & taxonomies
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
374 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 | 217 | $86 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 54 | $54 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 32 | $196 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 25 | $143 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 18 | $89 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 77 | 12 |
| Baclofen | 60 | — |
| Pregabalin | 32 | — |
| Zolpidem Tartrate | 26 | — |
| Tramadol Hcl | 25 | — |
| Duloxetine Hcl | 20 | — |
| Omeprazole | 15 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-01
- Last updated
- 2025-12-03
- Certified
- 2025-12-03
Frequently asked questions
- What is Avniel Klein's NPI number?
- Avniel Klein's National Provider Identifier (NPI) is 1366580631, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Avniel Klein's specialty?
- Avniel Klein is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Avniel Klein located?
- Avniel Klein's practice location on file with NPPES is 2875 Broadway, New York, NY 10025.
- What is Avniel Klein's phone number?
- The practice phone number listed in the NPPES registry for Avniel Klein is (212) 241-6321.
- Does Avniel Klein accept Medicare?
- Avniel Klein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Avniel Klein's NPI active?
- Yes — Avniel Klein's NPI (1366580631) is active in the NPPES registry as of the last update on 2025-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.