MICHAEL WILLIAMS M.D
NPI 1225410236
Internal Medicine - Cardiovascular Disease in Travis Afb, CA

Q: What is Michael Williams's NPI number?

The NPI number for Michael Williams is 1225410236. It was assigned to this individual provider in the NPPES registry on June 25, 2015.

Q: What is Michael Williams's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Michael Williams was last updated on April 24, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since June 25, 2015PECOS EnrolledAccepts Medicare Assignment

101 BODIN CIR, TRAVIS AFB, CA 94535(707) 423-2300 Get Directions Write a Review

NPPES record last updated: April 24, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 24, 2026, Feb 4, 2026, Sep 26, 2024 and 2 more (5 updates tracked since 2017).

On this page

About Michael Williams M.d NPPES

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

MICHAEL WILLIAMS M.D (NPI 1225410236) is an individual cardiovascular disease provider in Travis Afb, California, licensed in Montana (142809) and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS, is affiliated with San Juan Regional Medical Center Inc, and maintains a secondary practice location in Farmington.

NPPES Registry Identity

NPI1225410236

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameMICHAEL WILLIAMSCredential: M.D

Location Address101 BODIN CIRTravis Afb, CA 94535-1809

Mailing Address101 Bodin CirTravis Afb, CA 94535-1809 · (707) 423-2300

Phone(707) 423-2300

Sole ProprietorYes

Medical School CMSGeorge Washington University School Of MedicineGraduated 2007

Enumeration DateJune 25, 2015

Last NPPES UpdateApril 24, 20265 updates tracked since enumeration

NPPES CertifiedApril 24, 2026

✔ NPI 1225410236 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in MT · 142809

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

Also ListedInternal Medicine · Interventional CardiologyTaxonomy 207RI0011X · License MD2025-1331 (NM), 0101261912 (VA)

Also ListedGeneral PracticeTaxonomy 208D00000X · License 0101261912 (VA)

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

101 BODIN CIR, Travis Afb, CA 94535

Open in Google Maps ↗

Secondary Practice Location 1

Location 1407 S Schwartz Ave Ste 202Farmington, NM 87401-5925 · Phone (505) 609-6770

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.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

Michael Williams M.d 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 ID1355612631

PECOS Enrollment IDI20260211004365

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

179 services141 patients

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.

61 services40 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

51 services51 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.

19 services19 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

San Juan Regional Medical Center Inc

Acute Care Hospitals · Farmington, NM

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number320005

Location801 West Maple StreetFarmington, NM 87401 · San Juan County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94535 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

$145.83 typical visit price

range $65.02 – $191.95

Typical copayment $36.45 (range $16.25 – $47.98)

Most-billed visit code 99204

Established Patient

$80.24 typical visit price

range $21.86 – $157.69

Typical copayment $20.06 (range $5.46 – $39.42)

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.

Leave this field empty

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.

EDWARD SEAN RODRIGUEZ I.D.M.T

Military Health Care Provider (Independent Duty Medical Technicians)

101 BODIN CIR
TRAVIS AFB, CA 94535

Solano County (707) 423-5478

KENDRA MONICA HILL PT

Physical Therapist

101 BODIN CIR
TRAVIS AFB, CA 94535

Solano County (707) 423-3000

TIMOTHY GUENTHER MD

Thoracic Surgery (Cardiothoracic Vascular Surgery)

101 BODIN CIR
TRAVIS AFB, CA 94535

Solano County (707) 423-3000

ANGELA GIESE MD

Surgery (Vascular Surgery)

101 BODIN CIR
FAIRFIELD, CA 94535

Solano County (707) 423-3000

DR. JOSCELYN D. A. C. AQUININGOC PHARMD

Pharmacist

101 BODIN CIR
TRAVIS AFB, CA 94535

Solano County (626) 297-8649

CATHERINE CELINE BRANSTETTER

Dentist (General Practice)

101 BODIN CIR
TRAVIS AFB, CA 94535

Solano County (707) 423-7085

MEGAN ELIZABETH LEE MD

Student in an Organized Health Care Education/Training Program

101 BODIN CIR
FAIRFIELD, CA 94535

Solano County (707) 423-3000

DR. STEVEN DANIEL DEMARTINI M.D.

Pathology (Anatomic Pathology & Clinical Pathology)

101 BODIN CIR
TRAVIS AFB, CA 94535

Solano County (707) 423-3000

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 Michael Williams's NPI number?

The NPI number for Michael Williams is 1225410236. It was assigned to this individual provider in the NPPES registry on June 25, 2015.

Where is Michael Williams located?

Michael Williams practices at 101 Bodin Cir, Travis Afb, CA 94535. The listed phone number is (707) 423-2300.

What is Michael Williams's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Michael Williams enrolled in Medicare?

Yes. Michael 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 Michael Williams accept?

Health plans from Providence Health Plan list Michael 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.

Is Michael Williams affiliated with any hospitals?

According to CMS data, Michael Williams is affiliated with San Juan Regional Medical Center Inc.

When was this NPI record last updated?

The NPPES record for Michael Williams was last updated on April 24, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.