Glenn Grobe, MD
NPI 1639246671 · Family Medicine Physician · Naperville, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Glenn Grobe, MD is a Family Medicine Physician provider in Naperville, IL (NPI 1639246671).
Provider details
- NPI number
- 1639246671
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036077309 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
511 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 102 | $131 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 69 | $9 |
| Hemoglobin A1c Level83036 | 50 | $9 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 44 | $13 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 33 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 33 | $8 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 146 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 732 | 199 |
| Levothyroxine Sodium | 624 | 147 |
| Amlodipine Besylate | 433 | 114 |
| Metformin Hclbrand: Metformin Hcl Er | 345 | 94 |
| Metoprolol Succinate | 343 | 87 |
| Rosuvastatin Calcium | 216 | 70 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,243 across 119 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-28
- Last updated
- 2021-02-10
- Certified
- 2021-02-10
Frequently asked questions
- What is Glenn Grobe's NPI number?
- Glenn Grobe's National Provider Identifier (NPI) is 1639246671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Glenn Grobe's specialty?
- Glenn Grobe is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Glenn Grobe located?
- Glenn Grobe's practice location on file with NPPES is 1220 Hobson Road, Naperville, IL 60540.
- What is Glenn Grobe's phone number?
- The practice phone number listed in the NPPES registry for Glenn Grobe is (630) 416-7766.
- Does Glenn Grobe accept Medicare?
- Glenn Grobe is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Glenn Grobe's NPI active?
- Yes — Glenn Grobe's NPI (1639246671) is active in the NPPES registry as of the last update on 2021-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.