Kenneth Zimmerman, M.D.
NPI 1992756969 · Internal Medicine Physician · Williamsville, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kenneth Zimmerman, M.D. is a Internal Medicine Physician provider in Williamsville, NY (NPI 1992756969).
Provider details
- NPI number
- 1992756969
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 161911 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 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 | 210 | 114 |
| Amlodipine Besylate | 152 | 83 |
| Losartan Potassium | 106 | 54 |
| Atorvastatin Calcium | 100 | 59 |
| Levothyroxine Sodium | 97 | 62 |
| Metoprolol Succinate | 90 | 50 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-15
- Last updated
- 2008-02-29
Frequently asked questions
- What is Kenneth Zimmerman's NPI number?
- Kenneth Zimmerman's National Provider Identifier (NPI) is 1992756969, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kenneth Zimmerman's specialty?
- Kenneth Zimmerman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kenneth Zimmerman located?
- Kenneth Zimmerman's practice location on file with NPPES is 6760 Main St, Williamsville, NY 14221-5947.
- What is Kenneth Zimmerman's phone number?
- The practice phone number listed in the NPPES registry for Kenneth Zimmerman is (716) 626-0030.
- Does Kenneth Zimmerman accept Medicare?
- Kenneth Zimmerman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kenneth Zimmerman's NPI active?
- Yes — Kenneth Zimmerman's NPI (1992756969) is active in the NPPES registry as of the last update on 2008-02-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.