Mark Chalmers, MD
NPI 1033775283ActiveIndividual· Family Medicine· Mechanicville, NY
Family Medicine (MD) with Saratoga Hospital and 1 other group, practicing in Mechanicville, New York. Their prescriptions cost Medicare Part D more than their services did: $572,924 for 5,287 claims, against $18,304 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 8 companies reporting payments in 2024, $315.42 in all, mostly food and beverage. Lists Albany Medical Center Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1033775283 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 14, 2019 |
| Last updated in NPPES | Oct 31, 2022 |
| Certified by provider | Oct 31, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 319607 | NY |
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 - Family Practice (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 169 |
|---|---|
| Services billed | 482 across 20 procedure codes |
| Paid by Medicare | $18,304 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,287 · 10,994 30-day fills |
|---|---|
| Patients | 567 |
| Total drug cost | $572,924 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Family Practice |
Medical groups
- Saratoga HospitalSaratoga Springs, NY · 356 clinicians
- Select PT, OT and Slp Rehabilitation Ny, PLLCHudson, NY · 301 clinicians
Hospital affiliations
- Albany Medical Center HospitalAlbany, NY
- Samaritan Hospital of Troy, New YorkTroy, NY
- Saratoga HospitalSaratoga Springs, NY
Other facilities
- Centerwell Home HealthHome health agency · Ballston Lake, NY
- Eddy Visiting Nurse & Rehab AssociationHome health agency · Troy, NY
- Community Hospice, Inc, theHospice · Albany, NY
Industry payments (Open Payments)
- 2024$315.42 · 15 payments from 8 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $73.04 | 3 |
| Novo Nordisk Inc | $57.64 | 3 |
| Abbvie Inc. | $49.75 | 3 |
| Exact Sciences Corporation | $47.91 | 2 |
| Lilly USA, LLC | $24.67 | 1 |
What the 2024 payments were for
- Food and Beverage$315.42 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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