Thomas Karoor John, M.D.
Orthopaedic Surgery Physician · Hackensack, NJ
Thomas Karoor John, M.D. is an orthopaedic surgery physician with a practice address in Hackensack, New Jersey, and NPI 1104021427, issued on Jun 18, 2007. Check the license (New Jersey 25MA09256600, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Thomas Karoor John
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 25MA09256600 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 25 Prospect Ave., Hackensack, NJ 07601
- Phone
- (201) 358-0707
- Enumerated
- Jun 18, 2007
- Record last updated
- Apr 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20131022000146); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 690 in New Jersey → Look up another NPI →
Verify Thomas Karoor John 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 25MA09256600Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.2 times the Medicare Part D claims of the average orthopaedic surgery physician in 2024
1,808 Medicare Part D claims for 857 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims. 115 claims were for opioids.
Most prescribed
- Celecoxib434 claims
- Diclofenac Sodium411 claims
- Methylprednisolone185 claims
- Meloxicam144 claims
- Amoxicillin120 claims
- Cyclobenzaprine Hcl107 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.
Industry payments in 2024: $258.76
6 payments; by number, the most common kind was food and beverage; the largest payer was Next Science LLC. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Summit Medical Group PABerkeley Heights, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Karoor John among 690 orthopaedic surgery physician records in New Jersey
Thomas Karoor John, M.D. is one of 690 orthopaedic surgery physician records with a practice address in New Jersey. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 58% of them.
- NPI issued2007 · 58% of these records are older, 32% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2007 · median 2001 among the 444 with a school on file
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in New Jersey
There are 690 orthopaedic surgery physician records in New Jersey.
All 690 in New Jersey → Every provider in Hackensack → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Michael Benke, MDHackensack, NJ 076011649432261
- James Cahill, MDHackensack, NJ 076011124183694
- Luis Grau, MDHackensack, NJ 076011710220090
- Michael Gross, M.D.Hackensack, NJ 076011396712337
- Michael Kelly, MDHackensack, NJ 076011881634418
- Yair Kissin, MDHackensack, NJ 076011619182276
- Brian Mehling, MDHackensack, NJ 076011790703965
- Chinenye Nwachuku, M.D.Hackensack, NJ 076011396981940
Common questions
What is Thomas Karoor John, M.D.'s NPI number?
Thomas Karoor John, M.D.'s National Provider Identifier (NPI) is 1104021427, issued on Jun 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Karoor John, M.D. located?
The NPPES record lists a practice address at 25 Prospect Ave., Hackensack, NJ, 07601. Phone: (201) 358-0707. Providers update this record themselves, so call before visiting.
How can I verify Thomas Karoor John, M.D.'s license?
NPPES lists New Jersey license number 25MA09256600, 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.
How much does Thomas Karoor John, M.D. prescribe under Medicare Part D?
In 2024, Thomas Karoor John, M.D. had 1,808 Medicare Part D claims for 857 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. 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.