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MARK PIRNER MD
NPI 1538439690
Internal Medicine in Newtown, CT

Active since January 06, 2012
1 STONY BROOK RD, NEWTOWN, CT 06470(475) 323-7210 Get Directions Write a Review

NPPES record last updated: April 8, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 8, 2022, Nov 3, 2019, Dec 21, 2017 (3 updates tracked since 2017).

About Mark Pirner Md NPPES

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

MARK PIRNER MD (NPI 1538439690) is an individual internal medicine provider in Newtown, Connecticut, licensed in Connecticut (52665) and active in the NPI registry since January 2012. He maintains a secondary practice location in Newtown.

NPPES Registry Identity

NPI1538439690
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARK PIRNERCredential: MD
Location Address1 STONY BROOK RDNewtown, CT 06470
Mailing Address1 Stony Brook RdNewtown, CT 06470-1017 · (203) 429-4060
Phone(475) 323-7210
Sole ProprietorYes
Enumeration DateJanuary 6, 2012
Last NPPES UpdateApril 8, 20223 updates tracked since enumeration
NPPES CertifiedApril 8, 2022
✔ NPI 1538439690 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CT · 52665
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1 STONY BROOK RD, Newtown, CT 06470
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Secondary Practice Location 1

Location 11 Stony Brook RdNewtown, CT 06470 · Phone (475) 323-7210

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 Mark Pirner's NPI number?

The NPI number for Mark Pirner is 1538439690. It was assigned to this individual provider in the NPPES registry on January 6, 2012.

Where is Mark Pirner located?

Mark Pirner practices at 1 Stony Brook Rd, Newtown, CT 06470. The listed phone number is (475) 323-7210.

What is Mark Pirner's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Mark Pirner was last updated on April 8, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.