Feliks Chechelniker, MD
NPI 1558381491 · Internal Medicine Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Feliks Chechelniker, MD is a Internal Medicine Physician provider in Brooklyn, NY (NPI 1558381491).
Provider details
- NPI number
- 1558381491
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 236690 (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
3,108 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 | 1,052 | $87 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 621 | $131 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 543 | $103 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 541 | $71 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 109 | $146 |
| Insertion of Needle Into Vein for Collection of Blood Sample |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 131 | 23 |
| Rosuvastatin Calcium | 107 | 20 |
| Metformin Hcl | 88 | 13 |
| Apixabanbrand: Eliquis | 78 | — |
| Atorvastatin Calcium | 78 | — |
| Metoprolol Succinate | 78 | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-21
- Last updated
- 2008-03-10
Frequently asked questions
- What is Feliks Chechelniker's NPI number?
- Feliks Chechelniker's National Provider Identifier (NPI) is 1558381491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Feliks Chechelniker's specialty?
- Feliks Chechelniker is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Feliks Chechelniker located?
- Feliks Chechelniker's practice location on file with NPPES is 312 Neptune Ave, Brooklyn, NY 11235-6875.
- What is Feliks Chechelniker's phone number?
- The practice phone number listed in the NPPES registry for Feliks Chechelniker is (718) 934-7593.
- Does Feliks Chechelniker accept Medicare?
- Feliks Chechelniker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Feliks Chechelniker's NPI active?
- Yes — Feliks Chechelniker's NPI (1558381491) is active in the NPPES registry as of the last update on 2008-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.