Lydia Fisher, M.D.
NPI 1275851255ActiveIndividual· Internal Medicine, Infectious Disease· Aurora, CO
Internal Medicine, Infectious Disease (M.D.) in Aurora, Colorado, trained at University of Maryland School of Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $229,821 for 428 claims, against $142,055 paid for services in 2024. Philips North America LLC reported $140.90 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1275851255 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 14, 2010 |
| Last updated in NPPES | Aug 13, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | DR.0055323 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 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 | 292 |
|---|---|
| Services billed | 92,783 across 26 procedure codes |
| Paid by Medicare | $142,055 |
Part D prescriptions in 2024
| Prescriptions (claims) | 428 · 583 30-day fills |
|---|---|
| Patients | 98 |
| Total drug cost | $229,821 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
Medical group
- Rocky Mountain Infectious Disease Specialists, P.C.Aurora, CO · 10 clinicians
Hospital affiliations
- Adventhealth Castle RockCastle Rock, CO
- Adventhealth LittletonLittleton, CO
- Adventhealth ParkerParker, CO
- The Medical Center of Aurora & South HospitalAurora, CO
- Uchealth Highlands Ranch HospitalHighlands Ranch, CO
Industry payments (Open Payments)
- 2025$140.90 · 1 payment from 1 company
- 2024$47.18 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Philips North America LLC | $140.90 | 1 |
What the 2025 payments were for
- Food and Beverage$140.90 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 74 infectious disease specialists in Aurora · All infectious disease specialists in Colorado