Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Thaddeus J Grabowy, MD

Individual provider Gastroenterology Physician · NPI 1679570006

Thaddeus J Grabowy, MD is an Internal Medicine in Tinton Falls, New Jersey. Graduated from Rutgers School of Dental Medicine in 1986, 40 years ago. Practices with Hackensack Meridian Health Medical Group - Primary Care PC, a 364-clinician group and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
40
Trained at
Rutgers School of Dental Medicine
Licensed in
NJ
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4 Hartford Dr
Tinton Falls, NJ 07701-4929
Phone: (732) 741-3600
Fax: (732) 741-6079
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 25MA05933800 (NJ)
Gastroenterology Physician Taxonomy 207RG0100X · Licence 25MA05933800 (NJ)

Record details

NPI number1679570006
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 30, 2005
Last updated in NPPESDecember 14, 2017
Mailing addressPo Box 249, Red Bank, NJ 07701-0249

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Also practisesGASTROENTEROLOGY
Medical schoolRUTGERS SCHOOL OF DENTAL MEDICINE
Graduated 1986 (40 years in practice)
Group practice Hackensack Meridian Health Medical Group - Primary Care Pc — 364 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare