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APOLLO INTERNAL MEDICINE
NPI 1225368277
Internal Medicine in Denver, CO

Active since January 13, 2010
950 EAST HARVARD AVENUE, SUITE 530, DENVER, CO 80210(303) 765-3485(303) 765-3486 Get Directions Write a Review

NPPES record last updated: November 8, 2013. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Apollo Internal Medicine NPPES

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

APOLLO INTERNAL MEDICINE (NPI 1225368277) is a healthcare organization registered as an internal medicine in Denver, Colorado and active in the NPI registry since January 2010. The organization lists Angela Skinner, Oma Administrator, as its authorized official.

NPPES Registry Identity

NPI1225368277
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NamePORTERCARE ADVENTIST HEALTH SYSTEM
Location Address950 EAST HARVARD AVENUE, SUITE 530Denver, CO 80210
Mailing AddressP.o. Box 911244Denver, CO 80291-1244 · (303) 643-1100 · Fax (303) 643-1176
Phone(303) 765-3485
Fax(303) 765-3486
Organization SubpartNo
Authorized OfficialAngela SkinnerOma Administrator · (303) 643-0925
Enumeration DateJanuary 13, 2010
Last NPPES UpdateNovember 8, 2013
✔ NPI 1225368277 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
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.
950 EAST HARVARD AVENUE, Denver, CO 80210
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Other Names 1

Doing Business AsApollo Internal Medicine

Other Identifiers 2

Medicare PINC453748CO
Medicaid44038712CO

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Apollo Internal Medicine is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

733

Medicare enrollment records show 733 clinicians reassign Medicare billing to Apollo Internal Medicine, which bills Medicare for the services they deliver. Of these, 14 practice at this address and 365 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 45

Nurse Practitioner159
Family Practice83
Internal Medicine77
Obstetrics/Gynecology69
Hospitalist47
Orthopedic Surgery36
Gastroenterology25
Mental Health Counselor20
37 other specialties217

Nearest to this location (20)

See all 733
Chase Blackford, DO
Internal Medicine
NPI 1659870665
950 E HARVARD AVE STE 200
Denver, CO 80210
(303) 649-3200
✔ PECOS✔ Accepts MedicareSame address
Beth Buehrer, MD
Family Practice
NPI 1538663950
950 E HARVARD AVE STE 200
Denver, CO 80210
(303) 649-3200
✔ PECOS✔ Accepts MedicareSame address
Barbara Cashman, LPCC
Mental Health Counselor
NPI 1881316990
950 E HARVARD AVE STE 200
Denver, CO 80210
(303) 649-3200
✔ PECOS✔ Accepts MedicareSame address
Laura Finley, NP
Nurse Practitioner
NPI 1376870824
950 E HARVARD AVE STE 110
Denver, CO 80210
(720) 550-6907
✔ PECOS✔ Accepts MedicareSame address
Myles Guber, MD
Thoracic Surgery
NPI 1205805769
950 E HARVARD AVE SUITE 550
Denver, CO 80210
(303) 778-6527
✔ PECOSSame address
Gerald Helms, MD, MS
Thoracic Surgery
NPI 1346282928
950 E HARVARD AVE STE 550
Denver, CO 80210
(750) 330-1310
✔ PECOS✔ Accepts MedicareSame address
Ernesto Herfter, MD
Family Practice
NPI 1659325710
950 E HARVARD AVE SUITE 660
Denver, CO 80210
(303) 649-3200
✔ PECOS✔ Accepts MedicareSame address
Elias Hsu, MD
Urology
NPI 1902077332
950 E HARVARD AVE STE 350
Denver, CO 80210
(303) 825-8822
✔ PECOS✔ Accepts MedicareSame address
Locke Keney, MD
Internal Medicine
NPI 1245202506
950 E HARVARD AVE SUITE 660
Denver, CO 80210
(303) 649-3200
✔ PECOS✔ Accepts MedicareSame address
Richard Sanders, MD
Family Practice
NPI 1407505803
950 E HARVARD AVE STE 200
Denver, CO 80210
(303) 649-3200
✔ PECOS✔ Accepts MedicareSame address
Emily Crosby, LPC
Mental Health Counselor
NPI 1831051630
960 E HARVARD AVE
Denver, CO 80210
(303) 778-5774
✔ PECOSSame address
Elise Salas, LCSW
Clinical Social Worker
NPI 1699108308
960 E HARVARD AVE
Denver, CO 80210
(303) 778-5774
✔ PECOSSame address
Katherine Schuh, LCSW
Clinical Social Worker
NPI 1518693415
960 E HARVARD AVE
Denver, CO 80210
(720) 778-2115
✔ PECOS✔ Accepts MedicareSame address
Hannah Walker, LCSW
Clinical Social Worker
NPI 1487320503
960 E HARVARD AVE
Denver, CO 80210
(303) 778-5774
✔ PECOS✔ Accepts MedicareSame address
Payam Khalighi, DO
Internal Medicine
NPI 1043282304
2525 S DOWNING ST
Denver, CO 80210
(303) 715-7184
✔ PECOS✔ Accepts Medicare0.1 mi
Sean Markey, M.D.
Neurosurgery
NPI 1235165705
850 E HARVARD AVE STE 255
Denver, CO 80210
(303) 996-7555
✔ PECOS0.1 mi
Michael Cundiff, APRN
Nurse Practitioner
NPI 1235086067
850 E HARVARD AVE STE 305
Denver, CO 80210
(720) 638-7500
✔ PECOS✔ Accepts Medicare0.1 mi
Richard Heppe, M.D.
Urology
NPI 1649207077
850 E HARVARD AVE STE 305
Denver, CO 80210
(303) 825-8822
✔ PECOS✔ Accepts Medicare0.1 mi
Seth Mathern, M.D.
Hospitalist
NPI 1972998110
2525 S DOWNING ST
Denver, CO 80210
(303) 673-7151
✔ PECOS✔ Accepts Medicare0.1 mi
Denise Thigpen, M.D.
Diagnostic Radiology
NPI 1104021401
2525 S DOWNING ST
Denver, CO 80210
(720) 922-6240
✔ PECOS✔ Accepts Medicare0.1 mi
See all 733 clinicians

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 Portercare Adventist Health System's NPI number?

The NPI number for Portercare Adventist Health System is 1225368277. It was assigned to this organization in the NPPES registry on January 13, 2010. The provider is doing business as Apollo Internal Medicine.

Where is Portercare Adventist Health System located?

Portercare Adventist Health System is located at 950 East Harvard Avenue Suite 530, Denver, CO 80210. The listed phone number is (303) 765-3485.

What is Portercare Adventist Health System's specialty?

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

Is Portercare Adventist Health System enrolled in Medicare?

Yes. Portercare Adventist Health System is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Portercare Adventist Health System?

According to the CMS Revalidation Reassignment List (October 2026 release), 733 clinicians in 45 Medicare specialties reassign their Medicare billing to Portercare Adventist Health System. 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. The largest specialties are Nurse Practitioner (159), Family Practice (83) and Internal Medicine (77). Of these, 14 practice at this address and 365 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Portercare Adventist Health System was last updated on November 8, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.