MR. MARK W. WALKER FNP-C
NPI 1376807040
Nurse Practitioner - Family in Naturita, CO

Active since June 27, 2012PECOS EnrolledAccepts Medicare Assignment
421 ADAMS ST, NATURITA, CO 81422(970) 865-2665(970) 865-2674 Get Directions Write a Review

NPPES record last updated: September 30, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mr. Mark W. Walker Fnp-c NPPES

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

MR. MARK W. WALKER FNP-C (NPI 1376807040) is an individual family provider in Naturita, Colorado, licensed in Colorado (C-APN.0992626-C-NP) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1376807040
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameMR. MARK W. WALKERCredential: FNP-C
Location Address421 ADAMS STNaturita, CO 81422-5018
Mailing AddressPo Box 340Naturita, CO 81422-0340 · (970) 865-2665 · Fax (970) 865-2764
Fax(970) 865-2674
Sole ProprietorYes
Medical School CMSOtherGraduated 2012
Enumeration DateJune 27, 2012
Last NPPES UpdateSeptember 30, 2024
NPPES CertifiedSeptember 30, 2024
NPI 1376807040 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
Licenses Licensed in CO · C-APN.0992626-C-NP Licensed in TX · 564634
421 ADAMS ST, Naturita, CO 81422

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mr. Mark W. Walker Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3577710227
PECOS Enrollment IDI20120831000066
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 81422 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
$89.43 typical visit price
range $58.06 – $174.82
Typical copayment $22.35 (range $14.51 – $43.70)
Most-billed visit code 99203
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.

Other Providers at the Same Location NPPES 9

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

Family Medicine
421 ADAMS ST
NATURITA, CO 81422
Nurse Practitioner
421 ADAMS ST
NATURITA, CO 81422
Physician Assistant
421 ADAMS ST
NATURITA, CO 81422
Nurse Practitioner (Family)
421 ADAMS ST
NATURITA, CO 81422
Physician Assistant
421 ADAMS ST
NATURITA, CO 81422
Internal Medicine
421 ADAMS ST
NATURITA, CO 81422
Nurse Practitioner (Family)
421 ADAMS ST
NATURITA, CO 81422
Physician Assistant
421 ADAMS ST
NATURITA, CO 81422

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 Mark Walker's NPI number?

The NPI number for Mark Walker is 1376807040. It was assigned to this individual provider in the NPPES registry on June 27, 2012.

Where is Mark Walker located?

Mark Walker practices at 421 Adams St, Naturita, CO 81422. The listed phone number is (970) 865-2665.

What is Mark Walker's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Mark Walker enrolled in Medicare?

Yes. Mark Walker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Mark Walker was last updated on September 30, 2024. NPI Profile syncs with the weekly NPPES data releases published by CMS.