Amer Rahman, M.D.
NPI 1114978087 · Endocrinology, Diabetes & Metabolism Physician · Elgin, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amer Rahman, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Elgin, IL (NPI 1114978087).
Provider details
- NPI number
- 1114978087
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036087167 (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
20 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
2,217 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 | 1,118 | $130 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 503 | $3 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 462 | $35 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 42 | $169 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Provider Supplied Equipment95250 | 35 | $152 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 1,109 | 333 |
| Empagliflozinbrand: Jardiance | 631 | 165 |
| Semaglutidebrand: Ozempic | 598 | 131 |
| Metformin Hcl | 356 | 121 |
| Atorvastatin Calcium | 271 | 79 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 256 | 76 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,883 across 185 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
- 2006-05-15
- Last updated
- 2025-09-22
- Certified
- 2025-09-22
Frequently asked questions
- What is Amer Rahman's NPI number?
- Amer Rahman's National Provider Identifier (NPI) is 1114978087, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amer Rahman's specialty?
- Amer Rahman is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Amer Rahman located?
- Amer Rahman's practice location on file with NPPES is 2400 Big Timber Rd, Elgin, IL 60124-7835.
- What is Amer Rahman's phone number?
- The practice phone number listed in the NPPES registry for Amer Rahman is (847) 697-0770.
- Does Amer Rahman accept Medicare?
- Amer Rahman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amer Rahman's NPI active?
- Yes — Amer Rahman's NPI (1114978087) is active in the NPPES registry as of the last update on 2025-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.