Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

REGI RAMANATHAN MBBS
NPI 1245793736
Pediatrics - Pediatric Cardiology in Ann Arbor, MI

Active since April 11, 2019
1500 E MEDICAL CENTER DR, ANN ARBOR, MI 48109(734) 936-4000 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 15, 2026, Jul 7, 2023, Aug 31, 2022 and 1 more (4 updates tracked since 2019).

About Regi Ramanathan Mbbs NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

REGI RAMANATHAN MBBS (NPI 1245793736) is an individual pediatric cardiology provider in Ann Arbor, Michigan, licensed in Michigan (4301508930) and active in the NPI registry since April 2019. He maintains a secondary practice location in Phoenix.

NPPES Registry Identity

NPI1245793736
Entity TypeIndividualMale
Primary Taxonomy2080P0202X
Provider Legal NameREGI RAMANATHANCredential: MBBS
Location Address1500 E MEDICAL CENTER DRAnn Arbor, MI 48109-5000
Mailing Address3621 S State StAnn Arbor, MI 48108-1633 · (734) 647-5299
Sole ProprietorNo
Enumeration DateApril 11, 2019
Last NPPES UpdateJuly 15, 20264 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
NPI 1245793736 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyPediatrics · Pediatric CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0202X
License Licensed in MI · 4301508930
Definition

A pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels, and the clinical evaluation of cardiovascular disease.

Also ListedPediatricsTaxonomy 208000000X · License 66152 (AZ), 4301508930 (MI)
1500 E MEDICAL CENTER DR, Ann Arbor, MI 48109

Secondary Practice Location 1

Location 11919 E Thomas RdPhoenix, AZ 85016-7710 · Phone (602) 546-2923

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Pathology (Forensic Pathology)
1500 E MEDICAL CENTER DR, 2ND FLOOR UNIVERSITY HOSPITAL RECP PATHOLOGY
ANN ARBOR, MI 48109
Internal Medicine (Gastroenterology)
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Pathology (Cytopathology)
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Pediatrics
1500 E MEDICAL CENTER DR, 12TH FLOOR C.S. MOTT CHILDREN'S HOSPITAL ROOM 525
ANN ARBOR, MI 48109
Pediatrics (Pediatric Infectious Diseases)
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Physician Assistant
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Nurse Anesthetist, Certified Registered
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109
Family Medicine (Hospice and Palliative Medicine)
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Regi Ramanathan's NPI number?

The NPI number for Regi Ramanathan is 1245793736. It was assigned to this individual provider in the NPPES registry on April 11, 2019.

Where is Regi Ramanathan located?

Regi Ramanathan practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The listed phone number is (734) 936-4000.

What is Regi Ramanathan's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Cardiology, with taxonomy code 2080P0202X.

When was this NPI record last updated?

The NPPES record for Regi Ramanathan was last updated on July 15, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.