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PORTERCARE ADVENTIST HEALTH SYSTEM
NPI 1477208320
Internal Medicine in Highlands Ranch, CO

Active since February 18, 2022
9088 RIDGELINE BLVD STE 201, HIGHLANDS RANCH, CO 80129(720) 266-6900(303) 791-9920 Get Directions Write a Review

NPPES record last updated: August 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 13, 2026, Feb 18, 2022 (2 updates tracked since 2022).

About Portercare Adventist Health System NPPES

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

PORTERCARE ADVENTIST HEALTH SYSTEM (NPI 1477208320), doing business as Adventhealth Medical Group Internal Medicine At Highlands Ranch, is a healthcare organization registered as an internal medicine in Highlands Ranch, Colorado and active in the NPI registry since February 2022. The organization lists Jason Tacha, Coo, as its authorized official.

NPPES Registry Identity

NPI1477208320
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NamePORTERCARE ADVENTIST HEALTH SYSTEM
Location Address9088 RIDGELINE BLVD STE 201Highlands Ranch, CO 80129-2380
Mailing AddressPo Box 713425Chicago, IL 60677-4325 · (800) 953-0104 · Fax (303) 765-6670
Phone(720) 266-6900
Fax(303) 791-9920
Organization SubpartNo
Authorized OfficialJason TachaCoo · (303) 304-7752
Enumeration DateFebruary 18, 2022
Last NPPES UpdateAugust 13, 20262 updates tracked since enumeration
NPPES CertifiedAugust 13, 2026
✔ NPI 1477208320 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.
9088 RIDGELINE BLVD STE 201, Highlands Ranch, CO 80129
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Other Names 1

Doing Business AsAdventhealth Medical Group Internal Medicine At Highlands Ranch

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)

Portercare Adventist Health System 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 Portercare Adventist Health System, which bills Medicare for the services they deliver. Of these, 5 practice at this address and 301 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
Joel Strohecker, DO
Family Practice
NPI 1013936954
9088 RIDGELINE BLVD STE 201
Highlands Ranch, CO 80129
(720) 266-6900
✔ PECOS✔ Accepts MedicareSame address
Ellen Burkett, MD
Internal Medicine
NPI 1659334118
9088 RIDGELINE BLVD SUITE 201
Highlands Ranch, CO 80129
(720) 266-6900
✔ PECOS✔ Accepts MedicareSame address
John Aikin, MD
Internal Medicine
NPI 1770588402
9088 RIDGELINE BLVD STE 201
Highlands Ranch, CO 80129
(720) 266-6900
✔ PECOS✔ Accepts MedicareSame address
Seth Jones
Nurse Practitioner
NPI 1134855331
9088 RIDGELINE BLVD STE 201
Highlands Ranch, CO 80129
(720) 383-8842
✔ PECOS✔ Accepts MedicareSame address
Lydia Min, MD
Internal Medicine
NPI 1770010936
9088 RIDGELINE BLVD STE 201
Highlands Ranch, CO 80129
(720) 266-6900
✔ PECOS✔ Accepts MedicareSame address
Megan Bensing, DO
Family Practice
NPI 1003357286
9135 RIDGELINE BLVD STE 190
Highlands Ranch, CO 80129
(303) 649-3140
✔ PECOS✔ Accepts Medicare0.1 mi
Ashley Harmening
Family Practice
NPI 1164870002
9135 RIDGELINE BLVD STE 190
Highlands Ranch, CO 80129
(303) 649-3140
✔ PECOS✔ Accepts Medicare0.1 mi
Mary Alexander, MD
Family Practice
NPI 1487220125
9137 RIDGELINE BLVD STE 100
Highlands Ranch, CO 80129
(303) 649-3140
✔ PECOS✔ Accepts Medicare0.2 mi
Courtney Greenup, NURSE PRACTITIONER
Nurse Practitioner
NPI 1184277394
9137 RIDGELINE BLVD STE 100
Highlands Ranch, CO 80129
(303) 649-3140
✔ PECOS✔ Accepts Medicare0.2 mi
Andre Johnson, DO
Family Practice
NPI 1245811280
9137 RIDGELINE BLVD STE 100
Highlands Ranch, CO 80129
(303) 649-3140
✔ PECOS✔ Accepts Medicare0.2 mi
Moody Mihyu, MD
Family Practice
NPI 1801470513
9137 RIDGELINE BLVD STE 100
Highlands Ranch, CO 80129
(303) 649-3140
✔ PECOS✔ Accepts Medicare0.2 mi
Grant Bailey, M.D.
Cardiovascular Disease (Cardiology)
NPI 1881919660
1000 SOUTHPARK DR
Littleton, CO 80120
(303) 744-1065
✔ PECOS✔ Accepts Medicare1.1 mi
Joseph Burchenal, MD
Interventional Cardiology
NPI 1114946662
1000 SOUTHPARK DRIVE
Littleton, CO 80120
(303) 744-1065
✔ PECOS✔ Accepts Medicare1.1 mi
Alecia Brynda, ACNP
Nurse Practitioner
NPI 1598004780
1000 SOUTHPARK DR
Littleton, CO 80120
(303) 744-1065
✔ PECOS✔ Accepts Medicare1.1 mi
William Choe, MD
Cardiac Electrophysiology
NPI 1134146053
1000 SOUTHPARK DR
Littleton, CO 80120
(303) 744-1065
✔ PECOS✔ Accepts Medicare1.1 mi
Josephine Chou Catanzaro, MD
Advanced Heart Failure and Transplant Cardiology
NPI 1346403359
1000 SOUTHPARK DR
Littleton, CO 80120
(303) 744-1065
✔ PECOS✔ Accepts Medicare1.1 mi
Paula Mcdermott, CNS
Certified Clinical Nurse Specialist (CNS)
NPI 1891931986
1000 SOUTHPARK DR
Littleton, CO 80120
(303) 744-1065
✔ PECOS✔ Accepts Medicare1.1 mi
Lauren Murray, RD
Registered Dietitian or Nutrition Professional
NPI 1104759638
1000 SOUTHPARK DR
Littleton, CO 80120
(303) 744-1065
1.1 mi
Karl Shaver
Internal Medicine
NPI 1891257804
1000 SOUTHPARK DR
Littleton, CO 80120
(303) 744-1065
✔ PECOS1.1 mi
Dean Elhag, MD
Hematology/Oncology
NPI 1174029052
7750 S BROADWAY STE 100
Littleton, CO 80122
(303) 734-2090
✔ PECOS✔ Accepts Medicare1.7 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 1477208320. It was assigned to this organization in the NPPES registry on February 18, 2022. The provider is doing business as AdventHealth Medical Group Internal Medicine at Highlands Ranch.

Where is Portercare Adventist Health System located?

Portercare Adventist Health System is located at 9088 Ridgeline Blvd Ste 201, Highlands Ranch, CO 80129. The listed phone number is (720) 266-6900.

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, 5 practice at this address and 301 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 August 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.