PORTERCARE ADVENTIST HEALTH SYSTEM
NPI 1336972405
Neurological Surgery in Denver, CO

Active since August 23, 2024
850 E HARVARD AVE STE 305, DENVER, CO 80210(720) 638-7500(720) 583-6770 Get Directions Write a Review

NPPES record last updated: July 29, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Portercare Adventist Health System NPPES

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

PORTERCARE ADVENTIST HEALTH SYSTEM (NPI 1336972405), doing business as Neurosurgery One Porter, is a healthcare organization registered as a neurological surgery in Denver, Colorado and active in the NPI registry since August 2024. The organization lists Jason Tacha, Coo, as its authorized official.

NPPES Registry Identity

NPI1336972405
Entity TypeOrganization
Primary Taxonomy207T00000X
Legal Business NamePORTERCARE ADVENTIST HEALTH SYSTEM
Location Address850 E HARVARD AVE STE 305Denver, CO 80210-5076
Mailing AddressPo Box 713425Chicago, IL 60677-4325
Fax(720) 583-6770
Organization SubpartNo
Authorized OfficialJason TachaCoo · (303) 304-7752
Enumeration DateAugust 23, 2024
Last NPPES UpdateJuly 29, 2025
NPPES CertifiedJuly 29, 2025
✔ NPI 1336972405 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
850 E HARVARD AVE STE 305, Denver, CO 80210

Other Names 1

Doing Business AsNeurosurgery One Porter

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, 10 practice at this address and 363 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
Nurse Practitioner
NPI 1750383394
850 E HARVARD AVE STE 305
Denver, CO 80210
(303) 825-8822
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1639825805
850 E HARVARD AVE STE 125
Denver, CO 80210
(720) 638-7500
✔ PECOS✔ Accepts MedicareSame address
Urology
NPI 1649207077
850 E HARVARD AVE STE 305
Denver, CO 80210
(303) 825-8822
✔ PECOS✔ Accepts MedicareSame address
Urology
NPI 1689615999
850 E HARVARD AVE STE 305
Denver, CO 80210
(303) 825-8822
✔ PECOS✔ Accepts MedicareSame address
Urology
NPI 1588607626
850 E HARVARD AVE STE 305
Denver, CO 80210
(303) 825-8822
✔ PECOS✔ Accepts MedicareSame address
Urology
NPI 1780625392
850 E HARVARD AVE STE 305
Denver, CO 80210
(303) 825-8822
✔ PECOS✔ Accepts MedicareSame address
Urology
NPI 1003090382
850 E HARVARD AVE STE 305
Denver, CO 80210
(303) 825-8822
✔ PECOS✔ Accepts MedicareSame address
Neurosurgery
NPI 1235165705
850 E HARVARD AVE STE 255
Denver, CO 80210
(303) 996-7555
✔ PECOSSame address
Nurse Practitioner
NPI 1235086067
850 E HARVARD AVE STE 305
Denver, CO 80210
(720) 638-7500
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1235491911
850 E HARVARD AVE STE 305
Denver, CO 80210
(303) 825-8822
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1538663950
950 E HARVARD AVE STE 200
Denver, CO 80210
(303) 649-3200
✔ PECOS✔ Accepts Medicare0.1 mi
Mental Health Counselor
NPI 1881316990
950 E HARVARD AVE STE 200
Denver, CO 80210
(303) 649-3200
✔ PECOS✔ Accepts Medicare0.1 mi
Nurse Practitioner
NPI 1376870824
950 E HARVARD AVE STE 110
Denver, CO 80210
(720) 550-6907
✔ PECOS✔ Accepts Medicare0.1 mi
Thoracic Surgery
NPI 1205805769
950 E HARVARD AVE SUITE 550
Denver, CO 80210
(303) 778-6527
✔ PECOS0.1 mi
Urology
NPI 1902077332
950 E HARVARD AVE STE 350
Denver, CO 80210
(303) 825-8822
✔ PECOS✔ Accepts Medicare0.1 mi
Internal Medicine
NPI 1245202506
950 E HARVARD AVE SUITE 660
Denver, CO 80210
(303) 649-3200
✔ PECOS✔ Accepts Medicare0.1 mi
Clinical Social Worker
NPI 1699108308
960 E HARVARD AVE
Denver, CO 80210
(303) 778-5774
✔ PECOS0.1 mi
Hospitalist
NPI 1972998110
2525 S DOWNING ST
Denver, CO 80210
(303) 673-7151
✔ PECOS✔ Accepts Medicare0.2 mi
Diagnostic Radiology
NPI 1104021401
2525 S DOWNING ST
Denver, CO 80210
(720) 922-6240
✔ PECOS✔ Accepts Medicare0.2 mi
Psychiatry
NPI 1174620025
2525 S DOWNING ST
Denver, CO 80210
(303) 765-6858
✔ PECOS✔ Accepts Medicare0.2 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 1336972405. It was assigned to this organization in the NPPES registry on August 23, 2024. The provider is doing business as Neurosurgery One Porter.

Where is Portercare Adventist Health System located?

Portercare Adventist Health System is located at 850 E Harvard Ave Ste 305, Denver, CO 80210. The listed phone number is (720) 638-7500.

What is Portercare Adventist Health System's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

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, 10 practice at this address and 363 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 July 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.