DR. ANTOINETTE JENNA MASON MD
NPI 1225534183
Family Medicine in Santa Rosa, CA

Q: What is Antoinette Mason's NPI number?

The NPI number for Antoinette Mason is 1225534183. It was assigned to this individual provider in the NPPES registry on March 31, 2018.

Q: What is Antoinette Mason's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Antoinette Mason was last updated on April 25, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 March 31, 2018PECOS Enrolled

34 MARK WEST SPRINGS RD, SANTA ROSA, CA 95403(707) 303-3600(707) 303-3611 Get Directions Write a Review

NPPES record last updated: April 25, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 8, 2023, Mar 31, 2018 (2 updates tracked since 2018).

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About Dr. Antoinette Jenna Mason Md NPPES

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

DR. ANTOINETTE JENNA MASON MD (NPI 1225534183) is an individual family medicine provider in Santa Rosa, California, licensed in California (1243745) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Diego School Of Medicine (2018).

NPPES Registry Identity

NPI1225534183

Entity TypeIndividualFemale

Primary Taxonomy207Q00000X

Provider Legal NameDR. ANTOINETTE JENNA MASONCredential: MD

Location Address34 MARK WEST SPRINGS RDSanta Rosa, CA 95403-1766

Mailing Address325 Distel CirLos Altos, CA 94022-1408 · (707) 303-3600 · Fax (707) 303-3611

Phone(707) 303-3600

Fax(707) 303-3611

Sole ProprietorNo

Medical School CMSUniversity Of California, San Diego School Of MedicineGraduated 2018

Enumeration DateMarch 31, 2018

Last NPPES UpdateApril 25, 20232 updates tracked since enumeration

NPPES CertifiedApril 25, 2023

✔ NPI 1225534183 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in CA · 1243745

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

34 MARK WEST SPRINGS RD, Santa Rosa, CA 95403

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Other Identifiers 1

OtherA164014CA · State Medical License

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Antoinette Jenna Mason Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2769870484

PECOS Enrollment IDI20211029002301

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 2

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 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.

50 services35 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

34 services34 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95403 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

$96.16 typical visit price

range $63.04 – $187.01

Typical copayment $24.04 (range $15.76 – $46.75)

Most-billed visit code 99203

Established Patient

$109.88 typical visit price

range $21.02 – $153.40

Typical copayment $27.47 (range $5.25 – $38.35)

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 17

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

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