Thomas Holsaeter, M.D.
NPI 1801235965 · Hospitalist Physician · Middletown, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Holsaeter, M.D. is a Hospitalist Physician provider in Middletown, NY (NPI 1801235965).
Provider details
- NPI number
- 1801235965
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- LP02951 (RI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 34 | 34 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 29 | 28 |
| Prednisone | 22 | 21 |
| Apixabanbrand: Eliquis | 20 | 13 |
| Cefpodoxime Proxetil | 18 | 18 |
| Furosemide | 18 | 16 |
| Ticagrelorbrand: Brilinta | 16 | — |
Practice location
Mailing address
Additional practice locations (2)
- 5880 S Hospital DrGlobe, AZ 85501-9447Phone: (928) 425-3261Fax: (866) 368-6349
- 68 Harris Bushville RdHarris, NY 12742Phone: (845) 333-8484Fax: (845) 794-5675
Registry dates
- Enumerated
- 2013-06-21
- Last updated
- 2024-01-02
- Certified
- 2024-01-02
Frequently asked questions
- What is Thomas Holsaeter's NPI number?
- Thomas Holsaeter's National Provider Identifier (NPI) is 1801235965, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Holsaeter's specialty?
- Thomas Holsaeter is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Holsaeter located?
- Thomas Holsaeter's practice location on file with NPPES is 707 E Main St, Middletown, NY 10940-2650.
- What is Thomas Holsaeter's phone number?
- The practice phone number listed in the NPPES registry for Thomas Holsaeter is (845) 333-3370.
- Does Thomas Holsaeter accept Medicare?
- Thomas Holsaeter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Holsaeter's NPI active?
- Yes — Thomas Holsaeter's NPI (1801235965) is active in the NPPES registry as of the last update on 2024-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.