Maryann Therese McYat Ally, MD
NPI 1316104359ActiveIndividual· Hospitalist· Falls Church, VA
Hospitalist (MD) in Falls Church, Virginia, trained at George Washington University School of Medicine (class of 2006). In 2024 Medicare paid $26,091 for 99 patients, and Part D covered 75 of their prescriptions, 67% of them generic. Abbvie Inc. reported $90.58 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1316104359 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 19, 2008 |
| Last updated in NPPES | Jun 29, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | C146011 | CA |
| Internal Medicine | 207R00000X | 0101245449 | VA |
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 - Hospitalist (CA); Practitioner - Internal Medicine (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 99 |
|---|---|
| Services billed | 285 across 12 procedure codes |
| Paid by Medicare | $26,091 |
Part D prescriptions in 2024
| Prescriptions (claims) | 75 · 76 30-day fills |
|---|---|
| Patients | 26 |
| Total drug cost | $15,169 |
| Generic share | 67% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Hospitalist |
| Telehealth | Offers telehealth |
Medical group
- Regents of the University of CaliforniaSan Diego, CA · 2,089 clinicians
Hospital affiliation
- Uc San Diego Health Hillcrest - Hillcrest Med CtrSan Diego, CA
Other facilities
- Elizabeth HospiceHospice · Escondido, CA
Industry payments (Open Payments)
- 2025$90.58 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $90.58 | 1 |
What the 2025 payments were for
- Food and Beverage$90.58 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 61 hospitalists in Falls Church · All hospitalists in Virginia