Ilya Fishman, M.D.
NPI 1346434578 · Geriatric Medicine (Internal Medicine) Physician · Elk Grove Village, IL
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ilya Fishman, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Elk Grove Village, IL (NPI 1346434578).
Provider details
- NPI number
- 1346434578
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036.118688 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
2,093 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 539 | $81 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 261 | $99 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 251 | $86 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 214 | $140 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 200 | $81 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 233 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 2,297 | 213 |
| Levothyroxine Sodium | 1,343 | 125 |
| Amlodipine Besylate | 1,253 | 158 |
| Gabapentin | 1,202 | 95 |
| Pantoprazole Sodium | 1,112 | 112 |
| Apixabanbrand: Eliquis | 1,041 | 87 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$509 across 25 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
- 2007-08-30
- Last updated
- 2016-04-11
Frequently asked questions
- What is Ilya Fishman's NPI number?
- Ilya Fishman's National Provider Identifier (NPI) is 1346434578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ilya Fishman's specialty?
- Ilya Fishman is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Ilya Fishman located?
- Ilya Fishman's practice location on file with NPPES is 800 Biesterfield Rd, Elk Grove Village, IL 60007-3361.
- What is Ilya Fishman's phone number?
- The practice phone number listed in the NPPES registry for Ilya Fishman is (847) 364-6724.
- Does Ilya Fishman accept Medicare?
- Ilya Fishman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ilya Fishman's NPI active?
- Yes — Ilya Fishman's NPI (1346434578) is active in the NPPES registry as of the last update on 2016-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.