Tamir B. Katz, M.D.
Family Medicine Physician · Spring Valley, NY
Tamir B. Katz, M.D. is a family medicine physician with a practice address in Spring Valley, New York, and NPI 1710901715, issued on Jul 26, 2006. Check the license (New York 234033, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Tamir B. Katz
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 234033 NY
Self-reported in NPPES; status is on the state search - Practice location
- 728 N Main St, Spring Valley, NY 10977
- Phone
- (845) 354-9300
- Enumerated
- Jul 26, 2006
- Record last updated
- Dec 11, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (845) 354-4298
- Medicaid ID
- 01421705 NY
- Medicare enrollment
- Enrolled (PECOS I20060912000483); accepts Medicare assignment
- Medical or professional school
- Js Weill Medical College, Cornell University, 2002
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,417 in New York → Look up another NPI →
Also registered at 728 N Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rena Dzikowski, N.P.Family Nurse Practitioner1760422000
- Dan Frimerman, MDPediatrics Physician1285838227
- Ruth Gershen, M.D.Pediatrics Physician1508805094
Verify Tamir B. Katz 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 234033Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average family medicine physician in 2024
2,231 Medicare Part D claims for 214 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 32 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium208 claims
- Amlodipine Besylate172 claims
- Atorvastatin Calcium151 claims
- Omeprazole96 claims
- Levothyroxine Sodium66 claims
- Metformin Hcl53 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.
Bills Medicare through one group practice
- Refuah Health Center IncNew Square, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tamir B. Katz among 6,417 family medicine physician records in New York
Tamir B. Katz, M.D. is one of 6,417 family medicine physician records with a practice address in New York. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 58% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2002 · median 2007 among the 4,188 with a school on file
- Record last updated2007 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in New York
There are 6,417 family medicine physician records in New York.
All 6,417 in New York → Every provider in Spring Valley → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- David Haldorsen, M.D.Spring Valley, NY 109771427122464
- Ernsta PierreSpring Valley, NY 109771548825649
- Ariella Stahl, MDNew Square, NY 109771649698853
- Jemps Stfleur, MSN, FNP-BCNew Square, NY 109771740107358
- Karen Tam, M.D.New Square, NY 109771477847085
- Hema Dave, D.O.Stony Point, NY 109801265437339
- Edward Klein, D.O.Slate Hill, NY 109731609814714
- Sherin Philip, MDSlate Hill, NY 109731952530636
Common questions
What is Tamir B. Katz, M.D.'s NPI number?
Tamir B. Katz, M.D.'s National Provider Identifier (NPI) is 1710901715, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Tamir B. Katz, M.D. located?
The NPPES record lists a practice address at 728 N Main St, Spring Valley, NY, 10977. Phone: (845) 354-9300. Providers update this record themselves, so call before visiting.
How can I verify Tamir B. Katz, M.D.'s license?
NPPES lists New York license number 234033, 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 Tamir B. Katz, M.D. prescribe under Medicare Part D?
In 2024, Tamir B. Katz, M.D. had 2,231 Medicare Part D claims for 214 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.