Thomas Holsaeter, M.D.
Hospitalist Physician · Middletown, NY
Thomas Holsaeter, M.D. is a hospitalist physician with a practice address in Middletown, New York, and NPI 1801235965, issued on Jun 21, 2013. Check the license (New York 283790, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Thomas Holsaeter
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 283790 NY
71935 AZ
LP02951 RI
Self-reported in NPPES; status is on the state search - Practice location
- 707 E Main St, Middletown, NY 10940
- Phone
- (845) 333-3370
- Enumerated
- Jun 21, 2013
- Record last updated
- Jan 2, 2024
- Fax
- (845) 333-3372
- Medicare enrollment
- Enrolled (PECOS I20260313003797); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 2,067 in New York → Look up another NPI →
Also registered at 707 E Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thomas Holsaeter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 283790Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22% fewer Medicare Part D claims than the average hospitalist physician in 2024
408 Medicare Part D claims for 183 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 25 claims were for opioids.
Most prescribed
- Doxycycline Hyclate34 claims
- Amoxicillin-Clavulanate Potass29 claims
- Prednisone22 claims
- Eliquis20 claims
- Cefpodoxime Proxetil18 claims
- Furosemide18 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 58.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Hawaii Permanente Medical Group IncHonolulu, HI
- Rural Physicians Group-Pannu PLLCGlobe, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Holsaeter among 2,067 hospitalist physician records in New York
Thomas Holsaeter, M.D. is one of 2,067 hospitalist physician records with a practice address in New York. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 40% of them.
- NPI issued2013 · 40% of these records are older, 56% newer
- In a Medicare fileYes · 93% of these records are
- In the CMS Doctors and Clinicians fileYes · 83% of these records are
- Graduated2013 · median 2013 among the 1,716 with a school on file
- Record last updated2024 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
65 hospitalist physician records list a practice address in Middletown
They are 65 of the 2,682 NPPES records with a practice address in Middletown, and 2,067 hospitalist physician records in New York.
All 2,067 in New York → Every provider in Middletown → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Daniela Andreca, M.D.Middletown, NY 109401093978157
- Yaw Baah, M.D.Middletown, NY 109401477710408
- Leroy Floyd, M.D.Middletown, NY 109401730403270
- Khin Hnin, MDMiddletown, NY 109401043475080
- Najmi Khan, MDMiddletown, NY 109401356307961
- Erum Khan, MDMiddletown, NY 109401609172360
- Annie Lee, M.D.Middletown, NY 109401043218795
- Janice Muir, M.D.Middletown, NY 109401598977555
Common questions
What is Thomas Holsaeter, M.D.'s NPI number?
Thomas Holsaeter, M.D.'s National Provider Identifier (NPI) is 1801235965, issued on Jun 21, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Holsaeter, M.D. located?
The NPPES record lists a practice address at 707 E Main St, Middletown, NY, 10940. Phone: (845) 333-3370. Providers update this record themselves, so call before visiting.
How can I verify Thomas Holsaeter, M.D.'s license?
NPPES lists New York license number 283790, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thomas Holsaeter, M.D. prescribe under Medicare Part D?
In 2024, Thomas Holsaeter, M.D. had 408 Medicare Part D claims for 183 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Thomas Holsaeter, M.D.'s MIPS final score?
The 2023 MIPS final score is 58.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.