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MICHAELA JAE WILLIAMS PA-C
NPI 1518408384
Physician Assistant in Phoenix, AZ

Active since March 13, 2017PECOS EnrolledAccepts Medicare Assignment
78.58/100
CMS Quality Rating
500 W THOMAS RD STE 800, PHOENIX, AZ 85013(602) 406-1234(602) 406-6368 Get Directions Write a Review

NPPES record last updated: May 28, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 28, 2026, May 15, 2026, Sep 9, 2020 and 3 more (6 updates tracked since 2017).

About Michaela Jae Williams Pa-c NPPES

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

MICHAELA JAE WILLIAMS PA-C (NPI 1518408384) is an individual physician assistant in Phoenix, Arizona, licensed in Arizona (7574) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in Scottsdale, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1518408384
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMICHAELA JAE WILLIAMSCredential: PA-C
Location Address500 W THOMAS RD STE 800Phoenix, AZ 85013-4217
Mailing AddressPo Box 33269Phoenix, AZ 85067-3269 · (602) 406-4786
Phone(602) 406-1234
Fax(602) 406-6368
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateMarch 13, 2017
Last NPPES UpdateMay 28, 20266 updates tracked since enumeration
NPPES CertifiedMay 28, 2026
✔ NPI 1518408384 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses✔ Licensed in AZ · 7574✔ Licensed in OR · PA181971
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Also ListedPhysician Assistant · SurgicalTaxonomy 363AS0400X · License 7574 (AZ)
500 W THOMAS RD STE 800, Phoenix, AZ 85013
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Secondary Practice Location 1

Location 113400 E Shea BlvdScottsdale, AZ 85259-5452 · Phone (480) 301-8000

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

Michaela Jae 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 ID446537732
PECOS Enrollment IDI20200102000129
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

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
19 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85013 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
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
Most-billed visit code 99213
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.

78.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality69.05
Promoting Interoperability100
Improvement Activities40
Cost59.56

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.

NICHOLAS CAVARETTA PA-C
Physician Assistant (Surgical)
500 W THOMAS RD STE 800
PHOENIX, AZ 85013
Maricopa County (602) 406-1234
MS. JILLIAN C JONES AGACNP-BC
Nurse Practitioner (Adult Health)
500 W THOMAS RD STE 800
PHOENIX, AZ 85013
Maricopa County (602) 406-1234
JASON APFEL PA-C
Physician Assistant (Surgical)
500 W THOMAS RD STE 800
PHOENIX, AZ 85013
Maricopa County (602) 406-1234
DR. SCOTT MICHAEL EASLEY M.D.
Family Medicine (Sports Medicine)
500 W THOMAS RD STE 800
PHOENIX, AZ 85013
Maricopa County (602) 406-1234
ANDREW LOREN BLOUNT MD
Surgery
500 W THOMAS RD STE 800
PHOENIX, AZ 85013
Maricopa County (602) 406-1234
MARK WYMA PA-C
Physician Assistant (Surgical)
500 W THOMAS RD STE 800
PHOENIX, AZ 85013
Maricopa County (602) 406-1234
COLBY VAN HALE PA-C
Physician Assistant (Surgical)
500 W THOMAS RD STE 800
PHOENIX, AZ 85013
Maricopa County (602) 406-1234
MARY STYREN
Physician Assistant
500 W THOMAS RD STE 800
PHOENIX, AZ 85013
Maricopa County (602) 406-1234

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 Michaela Williams's NPI number?

The NPI number for Michaela Williams is 1518408384. It was assigned to this individual provider in the NPPES registry on March 13, 2017.

Where is Michaela Williams located?

Michaela Williams practices at 500 W Thomas Rd Ste 800, Phoenix, AZ 85013. The listed phone number is (602) 406-1234.

What is Michaela Williams's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Michaela Williams enrolled in Medicare?

Yes. Michaela 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.

When was this NPI record last updated?

The NPPES record for Michaela Williams was last updated on May 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.