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JUSTIN MICHAEL WILLIAMS PA-C
NPI 1508457193
Physician Assistant - Surgical in Oro Valley, AZ

Active since January 27, 2021PECOS EnrolledAccepts Medicare Assignment
257 E CROOKED STICK DR, ORO VALLEY, AZ 85737(520) 401-9171 Get Directions Write a Review

NPPES record last updated: January 27, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Justin Michael Williams Pa-c NPPES

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

JUSTIN MICHAEL WILLIAMS PA-C (NPI 1508457193) is an individual surgical provider in Oro Valley, Arizona and active in the NPI registry since January 2021. He is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1508457193
Entity TypeIndividualMale
Primary Taxonomy363AS0400X
Provider Legal NameJUSTIN MICHAEL WILLIAMSCredential: PA-C
Location Address257 E CROOKED STICK DROro Valley, AZ 85737-7929
Mailing Address257 E Crooked Stick DrOro Valley, AZ 85737-7929 · (520) 401-9171
Phone(520) 401-9171
Sole ProprietorYes
Medical School CMSOtherGraduated 2015
Enumeration DateJanuary 27, 2021
NPPES CertifiedJanuary 27, 2021
✔ NPI 1508457193 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AS0400X
257 E CROOKED STICK DR, Oro Valley, AZ 85737
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona and more.Insurance ›

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

Justin Michael Williams Pa-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 ID8123435112
PECOS Enrollment IDI20210317002723
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
227 services96 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
58 services58 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
57 services44 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
15 services15 patients

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 Justin Williams's NPI number?

The NPI number for Justin Williams is 1508457193. It was assigned to this individual provider in the NPPES registry on January 27, 2021.

Where is Justin Williams located?

Justin Williams practices at 257 E Crooked Stick Dr, Oro Valley, AZ 85737. The listed phone number is (520) 401-9171.

What is Justin Williams's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Is Justin Williams enrolled in Medicare?

Yes. Justin Williams 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.

What insurance does Justin Williams accept?

Health plans from Ambetter from Arizona Complete Health, Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona, Imperial Insurance Companies, Inc. and Oscar Health Plan, Inc. and 1 other insurer list Justin Williams 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 Justin Williams was last updated on January 27, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.