Crystal D. Hamm, DO
NPI 1538731831ActiveIndividual· Internal Medicine· Rio Rancho, NM
Internal Medicine (DO) with Hospitalist Medicine Physicians of Texas PLLC and 1 other group, practicing in Rio Rancho, New Mexico. In 2024 Medicare paid $6,834 for 30 patients, and Part D covered 82 of their prescriptions, 87% of them generic. Medline Industries LP was the largest of 2 companies reporting payments in 2025, $33.85 in all, mostly food and beverage. Lists Standing Rock Service Unit and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1538731831 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jul 15, 2021 |
| Last updated in NPPES | Oct 12, 2026 |
| Certified by provider | Oct 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | DO2026-0028 | NM |
| Internal Medicine | 207R00000X | U8338 | TX |
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 - Anesthesiology (NM); Practitioner - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 30 |
|---|---|
| Services billed | 84 across 6 procedure codes |
| Paid by Medicare | $6,834 |
Part D prescriptions in 2024
| Prescriptions (claims) | 82 · 87 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $7,026 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Hospitalist Medicine Physicians of Texas PLLCHumble, TX · 686 clinicians
- Fort Yates Indian Health Service HospitalFort Yates, ND · 6 clinicians
Hospital affiliations
- Standing Rock Service UnitFort Yates,, ND
- The Hospitals of Providence - East CampusEl Paso, TX
- Unm HospitalAlbuquerque, NM
Industry payments (Open Payments)
- 2025$33.85 · 2 payments from 2 companies
- 2024$18.42 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medline Industries LP | $19.74 | 1 |
| Pfizer Inc. | $14.11 | 1 |
What the 2025 payments were for
- Food and Beverage$33.85 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 32 internal medicine physicians in Rio Rancho · All internal medicine physicians in New Mexico