Thomas H. Kloos, MD
Internal Medicine Physician · Warren, NJ
Thomas H. Kloos, MD is an internal medicine physician with a practice address in Warren, New Jersey, and NPI 1295833556, issued on Sep 20, 2006. Check the license (New Jersey 25MA03816100, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Thomas H. Kloos
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA03816100 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 266 King George RD, Warren, NJ 07059
- Phone
- (908) 698-4784
- Enumerated
- Sep 20, 2006
- Record last updated
- Jun 11, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (908) 607-1909
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Also registered at 266 King George RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thomas H. Kloos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA03816100Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Thomas H. Kloos among 4,632 internal medicine physician records in New Jersey
Thomas H. Kloos, MD is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 50% newer
- In a Medicare fileNo · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2012 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
27 internal medicine physician records list a practice address in Warren
They are 27 of the 391 NPPES records with a practice address in Warren, and 4,632 internal medicine physician records in New Jersey. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 4,632 in New Jersey → Every provider in Warren → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Vinod Abraham, MDWarren, NJ 070591992793418
- Poonam Alaigh, MDWarren, NJ 070591326142860
- Douglas Ashinsky, MDWarren, NJ 070591932175361
- Stephen Bobella, M.D.Warren, NJ 070591992807556
- Lisa Brodkin, M.D.Warren, NJ 070591972561926
- Maurice Ferrante, M.D.Warren, NJ 070591437154192
- Richard Lesko, MDWarren, NJ 070591609865955
- Carole Lytle, M.D.Warren, NJ 070591205879814
Common questions
What is Thomas H. Kloos, MD's NPI number?
Thomas H. Kloos, MD's National Provider Identifier (NPI) is 1295833556, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas H. Kloos, MD located?
The NPPES record lists a practice address at 266 King George RD, Warren, NJ, 07059. Phone: (908) 698-4784. Providers update this record themselves, so call before visiting.
How can I verify Thomas H. Kloos, MD's license?
NPPES lists New Jersey license number 25MA03816100, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.