PAMELA A WILLIAMSON FNP-C
NPI 1932457553
Nurse Practitioner - Family in Tucson, AZ

Q: What is Pamela Williamson's NPI number?

The NPI number for Pamela Williamson is 1932457553. It was assigned to this individual provider in the NPPES registry on August 29, 2012.

Q: What is Pamela Williamson's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Pamela Williamson was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since August 29, 2012PECOS Enrolled

698 E WETMORE RD STE 100, TUCSON, AZ 85705(520) 955-1000(602) 508-4830 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 21, 2022, May 10, 2019, Mar 17, 2018 and 1 more (4 updates tracked since 2017).

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About Pamela A Williamson Fnp-c NPPES

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

PAMELA A WILLIAMSON FNP-C (NPI 1932457553) is an individual family provider in Tucson, Arizona, licensed in Arizona (AP10282) and active in the NPI registry since August 2012. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1932457553

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NamePAMELA A WILLIAMSONCredential: FNP-C

Location Address698 E WETMORE RD STE 100Tucson, AZ 85705

Mailing Address4800 N 22nd StPhoenix, AZ 85016-4701 · (602) 955-1000

Phone(520) 955-1000

Fax(602) 508-4830

Sole ProprietorNo

Enumeration DateAugust 29, 2012

Last NPPES UpdateJuly 21, 20224 updates tracked since enumeration

✔ NPI 1932457553 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in AZ · AP10282

Also ListedRegistered Nurse · SchoolTaxonomy 163WS0200X · License RN130008 (AZ)

698 E WETMORE RD STE 100, Tucson, AZ 85705

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Secondary Practice Locations 2

Location 16624 E Carondelet DrTucson, AZ 85710-2119 · Phone (520) 818-8477

Location 21010 E 10th StTucson, AZ 85719-5813 · Phone (520) 225-3284

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Pamela A Williamson Fnp-c 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.

Medicare Billing Reassignments

Medicare enrollment records show Pamela Williamson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Barnet Dulaney Perkins Eye Center, PC

Same address

Ophthalmology

698 E WETMORE RD, SUITE 100
Tucson, AZ 85705

Reassigned Medicare billing, Arizona enrollment
224 clinicians in this Medicare group

NPI 1851317861 (602) 955-1000

Tucson Family Care, LLC

7.8 mi

Primary Care

6624 E CARONDELET DR
Tucson, AZ 85710

Reassigned Medicare billing, Arizona enrollment
9 clinicians in this Medicare group

NPI 1265786388 (520) 818-8477

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85705 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

$85.89 typical visit price

range $55.44 – $168.60

Typical copayment $21.47 (range $13.86 – $42.15)

Most-billed visit code 99203

Established Patient

$98.00 typical visit price

range $17.72 – $137.41

Typical copayment $24.50 (range $4.43 – $34.35)

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 2

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

BARNET DULANEY PERKINS EYE CENTER, PC

Durable Medical Equipment & Medical Supplies

698 E WETMORE RD STE 100
TUCSON, AZ 85705

Pima County (602) 955-1000

DR. LUCY MUDIE MD MPH

Ophthalmology

698 E WETMORE RD STE 100
TUCSON, AZ 85705

Pima County (520) 790-8888

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 Pamela Williamson's NPI number?

The NPI number for Pamela Williamson is 1932457553. It was assigned to this individual provider in the NPPES registry on August 29, 2012.

Where is Pamela Williamson located?

Pamela Williamson practices at 698 E Wetmore Rd Ste 100, Tucson, AZ 85705. The listed phone number is (520) 955-1000.

What is Pamela Williamson's specialty?

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

Is Pamela Williamson enrolled in Medicare?

Yes. Pamela Williamson is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Pamela Williamson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Pamela Williamson reassigns Medicare benefits to 2 organizations: Barnet Dulaney Perkins Eye Center, PC (Tucson, AZ) and Tucson Family Care, LLC (Tucson, AZ). Each 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 Pamela Williamson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Pamela Williamson was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.