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ENDOCRINOLOGY OF THE ROCKIES, PC
NPI 1316242555
Internal Medicine - Endocrinology, Diabetes & Metabolism in Denver, CO

Active since January 19, 2011
4545 E 9TH AVE, SUITE 245, DENVER, CO 80220(303) 329-7876(303) 329-7862 Get Directions Write a Review

NPPES record last updated: January 19, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Endocrinology Of The Rockies, Pc NPPES

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

ENDOCRINOLOGY OF THE ROCKIES, PC (NPI 1316242555) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Denver, Colorado and active in the NPI registry since January 2011. The organization lists Romana Haas, Physician Owner, as its authorized official.

NPPES Registry Identity

NPI1316242555
Entity TypeOrganization
Primary Taxonomy207RE0101X
Legal Business NameENDOCRINOLOGY OF THE ROCKIES, PC
Location Address4545 E 9TH AVE, SUITE 245Denver, CO 80220-3901
Mailing Address4545 E 9th Ave, Suite 245Denver, CO 80220-3901 · (303) 329-7876 · Fax (303) 329-7862
Phone(303) 329-7876
Fax(303) 329-7862
Organization SubpartNo
Authorized OfficialRomana HaasPhysician Owner · (303) 329-7876
Enumeration DateJanuary 19, 2011
✔ NPI 1316242555 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
4545 E 9TH AVE, Denver, CO 80220
Open in Google Maps ↗

Other Identifiers 1

Medicaid57037787CO

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)

Endocrinology Of The Rockies, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by December 31, 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 IDO20110511000268Non-DME Part B · Clinic/Group PracticeDue dateDecember 31, 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 Endocrinology Of The Rockies, PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Romana Haas, MD
Endocrinology
NPI 1386739258
4500 E. 9TH AVE SUITE 450
Denver, CO 80220
(303) 329-7876
✔ PECOS✔ Accepts MedicareSame address

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 Endocrinology Of The Rockies, PC's NPI number?

The NPI number for Endocrinology Of The Rockies, PC is 1316242555. It was assigned to this organization in the NPPES registry on January 19, 2011.

Where is Endocrinology Of The Rockies, PC located?

Endocrinology Of The Rockies, PC is located at 4545 E 9th Ave Suite 245, Denver, CO 80220. The listed phone number is (303) 329-7876.

What is Endocrinology Of The Rockies, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Endocrinology Of The Rockies, PC enrolled in Medicare?

Yes. Endocrinology Of The Rockies, PC is registered in the Medicare PECOS enrollment system.

When is Endocrinology Of The Rockies, PC'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 December 31, 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 Endocrinology Of The Rockies, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Endocrinology) reassigns their Medicare billing to Endocrinology Of The Rockies, PC. 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 Endocrinology Of The Rockies, PC was last updated on January 19, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.