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DORIS C GUNDERSEN M D P C
NPI 1972800787
Psychiatry & Neurology - Psychiatry in Denver, CO

Active since February 15, 2011
425 S CHERRY ST, SUITE 810, DENVER, CO 80246(303) 717-8516(303) 738-0644 Get Directions Write a Review

NPPES record last updated: October 9, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Doris C Gundersen M D P C NPPES

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

DORIS C GUNDERSEN M D P C (NPI 1972800787) is a healthcare organization registered as a psychiatry in Denver, Colorado and active in the NPI registry since February 2011. The organization lists Doris Christine Gundersen, Owner, as its authorized official.

NPPES Registry Identity

NPI1972800787
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameDORIS C GUNDERSEN M D P C
Location Address425 S CHERRY ST, SUITE 810Denver, CO 80246-1226
Mailing Address425 S Cherry St, Suite 810Denver, CO 80246-1226 · (303) 717-8516 · Fax (303) 738-0644
Phone(303) 717-8516
Fax(303) 738-0644
Organization SubpartNo
Authorized OfficialDoris Christine GundersenOwner · (303) 717-8516
Enumeration DateFebruary 15, 2011
Last NPPES UpdateOctober 9, 2012
✔ NPI 1972800787 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CO · 30452
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
425 S CHERRY ST, Denver, CO 80246
Open in Google Maps ↗

Other Identifiers 2

Medicare PINC37321
Other1841311057Npi

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Doris C Gundersen M D P C is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by November 30, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateColoradoEnrollment IDO20121009000308Non-DME Part B · Clinic/Group PracticeDue dateNovember 30, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Doris C Gundersen M D P C, which bills Medicare for the services this clinician delivers.

Clinician (1)

Doris Gundersen, MD
Psychiatry
NPI 1841311057
425 S CHERRY ST STE 630
Denver, CO 80246
(303) 717-8516
✔ PECOS✔ Accepts Medicare1.0 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Doris C Gundersen M D P C's NPI number?

The NPI number for Doris C Gundersen M D P C is 1972800787. It was assigned to this organization in the NPPES registry on February 15, 2011.

Where is Doris C Gundersen M D P C located?

Doris C Gundersen M D P C is located at 425 S Cherry St Suite 810, Denver, CO 80246. The listed phone number is (303) 717-8516.

What is Doris C Gundersen M D P C's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Doris C Gundersen M D P C enrolled in Medicare?

Yes. Doris C Gundersen M D P C is registered in the Medicare PECOS enrollment system.

When is Doris C Gundersen M D P C's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Colorado, Clinic/Group Practice) is due for revalidation by November 30, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Doris C Gundersen M D P C?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Psychiatry) reassigns their Medicare billing to Doris C Gundersen M D P C. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Doris C Gundersen M D P C was last updated on October 9, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.