Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. EFSTATHIOS S TAPAZOGLOU M.D.
NPI 1821070798
Internal Medicine - Hematology & Oncology in Warren, MI

Q: What is Efstathios Tapazoglou's NPI number?

The NPI number for Efstathios Tapazoglou is 1821070798. It was assigned to this individual provider in the NPPES registry on November 16, 2005.

Q: What is Efstathios Tapazoglou's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Active since November 16, 2005

11900 E 12 MILE RD, SUITE 210, WARREN, MI 48093(586) 558-4700(586) 558-4706 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Efstathios S Tapazoglou M.d. NPPES

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

DR. EFSTATHIOS S TAPAZOGLOU M.D. (NPI 1821070798) is an individual hematology & oncology provider in Warren, Michigan, licensed in Michigan (ET040673) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1821070798

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameDR. EFSTATHIOS S TAPAZOGLOUCredential: M.D.

Location Address11900 E 12 MILE RD, SUITE 210Warren, MI 48093-3400

Mailing Address11900 E 12 Mile Rd, Suite 210Warren, MI 48093-3400 · (586) 558-4700 · Fax (586) 558-4706

Phone(586) 558-4700

Fax(586) 558-4706

Sole ProprietorNo

Enumeration DateNovember 16, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1821070798 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in MI · ET040673

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

11900 E 12 MILE RD, Warren, MI 48093

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Other Identifiers 1

OtherET040673MI · License Number

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.

ASCENSION MEDICAL GROUP MICHIGAN

Orthopaedic Surgery

11900 E 12 MILE RD, SUITE 110
WARREN, MI 48093

Macomb County (586) 582-7070

SALIM MERAM MD

Internal Medicine

11900 E 12 MILE RD, SUITE 100
WARREN, MI 48093

Macomb County (586) 573-5890

DAVID H MENDELSON MD

Orthopaedic Surgery

11900 E 12 MILE RD, SUITE 110
WARREN, MI 48093

Macomb County (586) 582-7070

KIM MARGOLIS MD

Internal Medicine

11900 E 12 MILE RD, SUITE 200
WARREN, MI 48093

Macomb County (586) 558-9033

SARAH MCKENDRICK HAVENS P.A.

Physician Assistant

11900 E 12 MILE RD, SUITE 110
WARREN, MI 48093

Macomb County (586) 261-2600

JILL F. DELY PA-C

Physician Assistant

11900 E 12 MILE RD, SUITE 103
WARREN, MI 48093

Macomb County (586) 574-0890

ANTHONY P. BARON MD

Internal Medicine (Rheumatology)

11900 E 12 MILE RD, SUITE 300
WARREN, MI 48093

Macomb County (586) 751-2072

LINGAREDDY DEVIREDDY MD PC

Clinic/Center (Medical Specialty)

11900 E 12 MILE RD, SUITE 103
WARREN, MI 48093

Macomb County (586) 574-0890

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 Efstathios Tapazoglou's NPI number?

The NPI number for Efstathios Tapazoglou is 1821070798. It was assigned to this individual provider in the NPPES registry on November 16, 2005.

Where is Efstathios Tapazoglou located?

Efstathios Tapazoglou practices at 11900 E 12 Mile Rd Suite 210, Warren, MI 48093. The listed phone number is (586) 558-4700.

What is Efstathios Tapazoglou's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for Efstathios Tapazoglou was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.