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

DR. THOMAS GOTTLIEB M.D.
NPI 1427055409
Internal Medicine in Arvada, CO

Active since July 05, 2005
9950 W 80TH AVE, #23, ARVADA, CO 80005(303) 425-1018(303) 432-4770 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Thomas Gottlieb M.d. NPPES

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

DR. THOMAS GOTTLIEB M.D. (NPI 1427055409) is an individual internal medicine provider in Arvada, Colorado, licensed in Colorado (15276) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1427055409
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. THOMAS GOTTLIEBCredential: M.D.
Location Address9950 W 80TH AVE, #23Arvada, CO 80005-3927
Mailing Address1707 Cole Blvd, Ste 250Golden, CO 80401-3220 · (303) 763-4900 · Fax (303) 763-5495
Phone(303) 425-1018
Fax(303) 432-4770
Sole ProprietorNo
Enumeration DateJuly 5, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1427055409 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CO · 15276
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.
9950 W 80TH AVE, Arvada, CO 80005
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Other Identifiers 1

Medicaid01152768CO

Other Providers at the Same Location NPPES 7

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

LABORATORY CORPORATION OF AMERICA
Clinical Medical Laboratory
9950 W 80TH AVE, SUITE 23
ARVADA, CO 80005
Jefferson County (303) 425-1018
TOTAL RENAL CARE OF COLORADO INC
Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)
9950 W 80TH AVE, STE 25
ARVADA, CO 80005
Jefferson County (303) 456-9556
MAXIMAL BALANCE
Specialist
9950 W 80TH AVE, STE 16
ARVADA, CO 80005
Jefferson County (720) 688-9233
DR. JONATHAN WALTER M.D.
Internal Medicine
9950 W 80TH AVE, #23
ARVADA, CO 80005
Jefferson County (303) 425-1018
MOUNTAIN WEST DIALYSIS SERVICES LLC
Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)
9950 W 80TH AVE, STE 25
ARVADA, CO 80005
Jefferson County (303) 456-9556
DR. SCOTT E CLEMENS MD
Internal Medicine
9950 W 80TH AVE, SUITE 23
ARVADA, CO 80005
Jefferson County (303) 425-1018
HEALTHONE CLINIC SERVICES - ORTHOPEDIC SPECIALISTS LLC
Orthopaedic Surgery
9950 W 80TH AVE
ARVADA, CO 80005
Jefferson County (720) 754-4410

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 Thomas Gottlieb's NPI number?

The NPI number for Thomas Gottlieb is 1427055409. It was assigned to this individual provider in the NPPES registry on July 5, 2005.

Where is Thomas Gottlieb located?

Thomas Gottlieb practices at 9950 W 80th Ave #23, Arvada, CO 80005. The listed phone number is (303) 425-1018.

What is Thomas Gottlieb'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 Thomas Gottlieb 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 36 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.