Sandhya C. Ayyar, M.D.
NPI 1861679086ActiveIndividual· Internal Medicine, Infectious Disease· Aurora, CO
Internal Medicine, Infectious Disease (M.D.) with Rocky Mountain Infectious Disease Specialists, P.C., practicing in Aurora, Colorado. 305 Medicare patients in 2024, $210,559 paid; nearly all of their 431 Part D prescriptions were generic (97%). Lists Adventhealth Castle Rock and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1861679086 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 30, 2008 |
| Last updated in NPPES | Jan 14, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 46474 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Infectious Disease (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 305 |
|---|---|
| Services billed | 308,473 across 32 procedure codes |
| Paid by Medicare | $210,559 |
Part D prescriptions in 2024
| Prescriptions (claims) | 431 · 690 30-day fills |
|---|---|
| Patients | 122 |
| Total drug cost | $41,433 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Rocky Mountain Infectious Disease Specialists, P.C.Aurora, CO · 10 clinicians
Hospital affiliations
- Adventhealth Castle RockCastle Rock, CO
- Adventhealth ParkerParker, CO
- Sky Ridge Medical CenterLone Tree, CO
- The Medical Center of Aurora & South HospitalAurora, CO
- Uchealth Highlands Ranch HospitalHighlands Ranch, CO
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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