Frederick Joseph Ast, MD
NPI 1699742288ActiveIndividual· Internal Medicine, Rheumatology· New York, NY
Internal Medicine, Rheumatology (MD) with Shakespeare Operating LLC and 2 other groups, practicing in New York, New York. Their prescriptions cost Medicare Part D more than their services did: $3,720,963 for 2,526 claims, against $33,496 paid for services in 2024. Janssen Biotech, Inc. was the largest of 18 companies reporting payments in 2025, $2,986 in all, mostly food and beverage. Lists Cox Medical Centers and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1699742288 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 2, 2006 |
| Last updated in NPPES | Jul 29, 2026 |
| Certified by provider | Jul 29, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 1783111 | NY |
| Internal Medicine, Rheumatology | 207RR0500X | 77224 | AZ |
| Allergy & Immunology | 207K00000X | 1783111 | NY |
| Internal Medicine | 207R00000X | 1783111 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Rheumatology (AZ); Practitioner - Rheumatology (CA); Practitioner - Rheumatology (LA); Practitioner - Rheumatology (ME); Practitioner - Internal Medicine (MI); Practitioner - Allergy/Immunology (NY); Practitioner - Rheumatology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 236 |
|---|---|
| Services billed | 1,400 across 19 procedure codes |
| Paid by Medicare | $33,496 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,526 · 3,703 30-day fills |
|---|---|
| Patients | 368 |
| Total drug cost | $3,720,963 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Internal Medicine, Rheumatology |
Medical groups
- Shakespeare Operating LLCBronx, NY · 151 clinicians
- Community Health Center of Branch CountyColdwater, MI · 56 clinicians
- Benson Hospital CorporationBenson, AZ · 21 clinicians
Hospital affiliations
- Cox Medical CentersSpringfield, MO
- Insight Hospital and Medical Center ColdwaterColdwater, MI
- Northern Light Eastern Maine Medical CenterBangor, ME
- Opelousas General Health SystemOpelousas, LA
- Tri-State Memorial HospitalClarkston, WA
Industry payments (Open Payments)
- 2025$2,986 · 152 payments from 18 companies
- 2024$1,925 · 114 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $458.65 | 35 |
| Ucb, Inc. | $430.23 | 24 |
| Glaxosmithkline, LLC. | $396.25 | 15 |
| Novartis Pharmaceuticals Corporation | $380.36 | 12 |
| Amgen Inc. | $237.82 | 9 |
What the 2025 payments were for
- Food and Beverage$2,986 · 152 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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