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

DR. MARKKU MIETTINEN M.D.
NPI 1275517252
Pathology - Anatomic Pathology in Washington, DC

Active since December 02, 2005
6825 16TH ST NW, WASHINGTON, DC 20306(202) 782-1575 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Markku Miettinen M.d. NPPES

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

DR. MARKKU MIETTINEN M.D. (NPI 1275517252) is an individual anatomic pathology provider in Washington, District Of Columbia, licensed in District Of Columbia (MD21784) and active in the NPI registry since December 2005.

NPPES Registry Identity

NPI1275517252
Entity TypeIndividualMale
Primary Taxonomy207ZP0101X
Provider Legal NameDR. MARKKU MIETTINENCredential: M.D.
Location Address6825 16TH ST NWWashington, DC 20306
Mailing Address8528 W Howell RdBethesda, MD 20817-6827
Phone(202) 782-1575
Sole ProprietorNo
Enumeration DateDecember 2, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1275517252 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0101X
License✔ Licensed in DC · MD21784
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
6825 16TH ST NW, Washington, DC 20306
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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.

DR. ISABELL AM SESTERHENN M.D.
Pathology (Anatomic Pathology)
6825 16TH ST NW
WASHINGTON, DC 20306
District of Columbia (202) 782-2756
DR. VICTOR FRANK KALASINSKY PH.D.
Specialist/Technologist, Pathology (Chemistry)
6825 16TH ST NW
WASHINGTON, DC 20306
District of Columbia (202) 782-2835
DR. FRANCIS MICHAEL CHIRICOSTA MD
Pathology (Anatomic Pathology & Clinical Pathology)
6825 16TH ST NW, BUILDING 54, ROOM 1029
WASHINGTON, DC 20306
District of Columbia (202) 782-2260
DR. JACQUELINE ANN WIENEKE M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
6825 16TH ST NW
WASHINGTON, DC 20306
District of Columbia (202) 782-2783
PETER MCEVOY
Pathology (Anatomic Pathology & Clinical Pathology)
6825 16TH ST NW
WASHINGTON, DC 20306
District of Columbia (202) 782-1827
DR. DANIEL GEORGE STRUM M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
6825 16TH ST NW
WASHINGTON, DC 20306
District of Columbia (202) 782-2855
DR. DZUY TAN NGUYEN M.D.
Pathology (Forensic Pathology)
6825 16TH ST NW
WASHINGTON, DC 20306
District of Columbia (301) 319-0000
DR. DOUGLAS JONATHAN WEAR M.D.
Specialist
6825 16TH ST NW
WASHINGTON, DC 20306
District of Columbia (202) 782-1849

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 Markku Miettinen's NPI number?

The NPI number for Markku Miettinen is 1275517252. It was assigned to this individual provider in the NPPES registry on December 2, 2005.

Where is Markku Miettinen located?

Markku Miettinen practices at 6825 16th St NW, Washington, DC 20306. The listed phone number is (202) 782-1575.

What is Markku Miettinen's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

When was this NPI record last updated?

The NPPES record for Markku Miettinen was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.