Thaddeus J. Grabowy, MD
Internal Medicine Physician · Tinton Falls, NJ
Thaddeus J. Grabowy, MD is an internal medicine physician with a practice address in Tinton Falls, New Jersey, and NPI 1679570006, issued on Jun 30, 2005. Check the license (New Jersey 25MA05933800, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Thaddeus J. Grabowy
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA05933800 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 4 Hartford Dr, Tinton Falls, NJ 07701
- Phone
- (732) 741-3600
- Enumerated
- Jun 30, 2005
- Record last updated
- Dec 14, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (732) 741-6079
- Medicaid ID
- 5509106 NJ
- Medicare enrollment
- Enrolled (PECOS I20101029000389); accepts Medicare assignment
- Medical or professional school
- Rutgers School Of Dental Medicine, 1986
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Also registered at 4 Hartford Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rajney Bais, MDInternal Medicine Physician1366413494
- Nicole Barone, APNFamily Nurse Practitioner1669019592
- Joseph Boak, MDInternal Medicine Physician1629075064
- Kalyani Gardilla, MDInternal Medicine Physician1831196278
- Diane Henderiks, R.D.Registered Dietitian1639159668
- Stephen Jurewicz, MDInternal Medicine Physician1679570089
Verify Thaddeus J. Grabowy 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 25MA05933800Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% more Medicare Part D claims than the average internal medicine physician in 2024
5,850 Medicare Part D claims for 740 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 82 claims were for opioids.
Most prescribed
- Pantoprazole Sodium368 claims
- Atorvastatin Calcium278 claims
- Amlodipine Besylate252 claims
- Rosuvastatin Calcium225 claims
- Alprazolam222 claims
- Metoprolol Succinate199 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: $465.70
28 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Hackensack Meridian Health Medical Group - Primary Care PCRed Bank, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thaddeus J. Grabowy among 4,632 internal medicine physician records in New Jersey
Thaddeus J. Grabowy, 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. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1986 · median 2000 among the 3,132 with a school on file
- Record last updated2017 · 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).
26 internal medicine physician records list a practice address in Tinton Falls
They are 26 of the 395 NPPES records with a practice address in Tinton Falls, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in Tinton Falls → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Rajney Bais, MDTinton Falls, NJ 077011366413494
- Joseph Boak, MDTinton Falls, NJ 077011629075064
- Wayne Braendle, MDRed Bank, NJ 077011225010374
- Barbara Courtney, M.D.Red Bank, NJ 077011891762225
- Kalyani Gardilla, MDTinton Falls, NJ 077011831196278
- Michael Gottfried, M.D.Tinton Falls, NJ 077011417905985
- David Hyppolite, M.D.Red Bank, NJ 077011508856394
- Brian Incremona, M.D.Red Bank, NJ 077011992752810
Common questions
What is Thaddeus J. Grabowy, MD's NPI number?
Thaddeus J. Grabowy, MD's National Provider Identifier (NPI) is 1679570006, issued on Jun 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Thaddeus J. Grabowy, MD located?
The NPPES record lists a practice address at 4 Hartford Dr, Tinton Falls, NJ, 07701. Phone: (732) 741-3600. Providers update this record themselves, so call before visiting.
How can I verify Thaddeus J. Grabowy, MD's license?
NPPES lists New Jersey license number 25MA05933800, 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 Thaddeus J. Grabowy, MD prescribe under Medicare Part D?
In 2024, Thaddeus J. Grabowy, MD had 5,850 Medicare Part D claims for 740 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.