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ISAAC THOMAS WEST HARLEY M.D., PH.D.
NPI 1336568328
Internal Medicine - Rheumatology in Aurora, CO

Active since April 07, 2014PECOS Enrolled
97.58/100
CMS Quality Rating
1775 AURORA CT, AURORA, CO 80045(303) 724-6031 Get Directions Write a Review

NPPES record last updated: June 15, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 15, 2020, Mar 26, 2018 (2 updates tracked since 2018).

About Isaac Thomas West Harley M.d., Ph.d. NPPES

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

ISAAC THOMAS WEST HARLEY M.D., PH.D. (NPI 1336568328) is an individual rheumatology provider in Aurora, Colorado, licensed in Colorado (DR.0058554) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS and maintains a secondary practice location in Aurora.

NPPES Registry Identity

NPI1336568328
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameISAAC THOMAS WEST HARLEYCredential: M.D., PH.D.
Location Address1775 AURORA CTAurora, CO 80045-2536
Mailing Address1775 Aurora CtAurora, CO 80045-2536 · (303) 724-6031
Phone(303) 724-6031
Sole ProprietorNo
Enumeration DateApril 7, 2014
Last NPPES UpdateJune 15, 20202 updates tracked since enumeration
NPPES CertifiedJune 15, 2020
✔ NPI 1336568328 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in CO · DR.0058554
Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

1775 AURORA CT, Aurora, CO 80045
Open in Google Maps ↗

Secondary Practice Location 1

Location 113123 E 16th AveAurora, CO 80045-7106 · Phone (720) 777-1234

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Isaac Thomas West Harley M.d., Ph.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80045 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$132.55 typical visit price
range $58.06 – $174.82
Typical copayment $33.13 (range $14.51 – $43.70)
Most-billed visit code 99204
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality86.53
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JESSICA STOUGHTON RN, MS, CPNP
Nurse Practitioner (Pediatrics)
1775 AURORA CT, MAIL STOP A140
AURORA, CO 80045
Adams County (303) 724-2323
JEAN BESSEY RD, CDE
Dietitian, Registered
1775 AURORA CT
AURORA, CO 80045
Adams County (303) 724-4494
MARIAN REWERS MD
Pediatrics (Pediatric Endocrinology)
1775 AURORA CT
AURORA, CO 80045
Adams County (720) 724-2323
ANDREA K STECK M.D.
Pediatrics (Pediatric Endocrinology)
1775 AURORA CT
AURORA, CO 80045
Adams County (303) 724-6746
GAIL SPIEGEL MS,RD, CDE
Dietitian, Registered
1775 AURORA CT
AURORA, CO 80045
Adams County (303) 724-6703
KATHERINE JOSEY LCSW
Social Worker (Clinical)
1775 AURORA CT, ROOM M1200
AURORA, CO 80045
Adams County (303) 724-6733
MR. HAL JOSEPH C-RPA
Physician Assistant (Medical)
1775 AURORA CT
AURORA, CO 80045
Adams County (303) 724-2323
V MICHAEL HOLERS MD
Internal Medicine (Rheumatology)
1775 AURORA CT
AURORA, CO 80045
Adams County (720) 848-0000

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 Isaac Harley's NPI number?

The NPI number for Isaac Harley is 1336568328. It was assigned to this individual provider in the NPPES registry on April 7, 2014.

Where is Isaac Harley located?

Isaac Harley practices at 1775 Aurora Ct, Aurora, CO 80045. The listed phone number is (303) 724-6031.

What is Isaac Harley's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Isaac Harley enrolled in Medicare?

Yes. Isaac Harley is registered in the Medicare PECOS enrollment system.

What insurance does Isaac Harley accept?

Health plans from Medica list Isaac Harley as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Isaac Harley was last updated on June 15, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.