Kenneth Grumet, M.D.
NPI 1275564940 · Internal Medicine Physician · Evanston, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kenneth Grumet, M.D. is a Internal Medicine Physician provider in Evanston, IL (NPI 1275564940).
Provider details
- NPI number
- 1275564940
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036063903 (IL)
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
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 84 | 21 |
| Enalapril Maleate | 62 | — |
| Levothyroxine Sodium | 55 | — |
| Hydrochlorothiazide | 54 | — |
| Duloxetine Hcl | 46 | — |
| Memantine Hclbrand: Memantine Hcl Er | 46 | — |
| Potassium Chloridebrand: Klor-Con M20 | 41 |
Practice location
Mailing address
Additional practice locations (1)
- 800 Austin StSuite 469Evanston, IL 60202-3439Phone: (847) 316-1500Fax: (847) 316-6636
Registry dates
- Enumerated
- 2006-07-05
- Last updated
- 2021-03-17
- Certified
- 2021-03-17
Frequently asked questions
- What is Kenneth Grumet's NPI number?
- Kenneth Grumet's National Provider Identifier (NPI) is 1275564940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kenneth Grumet's specialty?
- Kenneth Grumet is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kenneth Grumet located?
- Kenneth Grumet's practice location on file with NPPES is 800 Austin St Ste 451, Evanston, IL 60202-3455.
- What is Kenneth Grumet's phone number?
- The practice phone number listed in the NPPES registry for Kenneth Grumet is (847) 316-6600.
- Does Kenneth Grumet accept Medicare?
- Kenneth Grumet is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kenneth Grumet's NPI active?
- Yes — Kenneth Grumet's NPI (1275564940) is active in the NPPES registry as of the last update on 2021-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.