Ananya Gangopadhyaya, M.D.
NPI 1083869036 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ananya Gangopadhyaya, M.D. is a Internal Medicine Physician provider in Chicago, IL (NPI 1083869036).
Provider details
- NPI number
- 1083869036
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- AU3890402 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
209 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 66 | $82 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 58 | $101 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 30 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 29 | $123 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 26 | $84 |
Typical Medicare-allowed amounts for these services range $17–$123 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 126 | 39 |
| Losartan Potassium | 77 | 20 |
| Amlodipine Besylate | 68 | 27 |
| Empagliflozinbrand: Jardiance | 63 | 15 |
| Metoprolol Succinate | 45 | 12 |
| Semaglutidebrand: Ozempic | 41 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-11-18
- Last updated
- 2008-11-18
Frequently asked questions
- What is Ananya Gangopadhyaya's NPI number?
- Ananya Gangopadhyaya's National Provider Identifier (NPI) is 1083869036, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ananya Gangopadhyaya's specialty?
- Ananya Gangopadhyaya is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ananya Gangopadhyaya located?
- Ananya Gangopadhyaya's practice location on file with NPPES is 5841 S Maryland Ave, Chicago, IL 60637-1447.
- What is Ananya Gangopadhyaya's phone number?
- The practice phone number listed in the NPPES registry for Ananya Gangopadhyaya is (773) 702-1000.
- Does Ananya Gangopadhyaya accept Medicare?
- Ananya Gangopadhyaya is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ananya Gangopadhyaya's NPI active?
- Yes — Ananya Gangopadhyaya's NPI (1083869036) is active in the NPPES registry as of the last update on 2008-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.