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PETER BARMON BRETT M.D.
NPI 1487743472
Internal Medicine - Hematology & Oncology in Santa Rosa, CA

Active since October 11, 2006PECOS EnrolledAccepts Medicare Assignment
3883 AIRWAY DR # 220, SANTA ROSA, CA 95403(707) 521-7750 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 7, 2023, Nov 13, 2018 (2 updates tracked since 2018).

About Peter Barmon Brett M.d. NPPES

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

PETER BARMON BRETT M.D. (NPI 1487743472) is an individual hematology & oncology provider in Santa Rosa, California, licensed in California (G59321) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Commonwealth Health Center, and is a graduate of Stanford University School Of Medicine (1985).

NPPES Registry Identity

NPI1487743472
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NamePETER BARMON BRETTCredential: M.D.
Location Address3883 AIRWAY DR # 220Santa Rosa, CA 95403-1670
Mailing Address2350 W El Camino Real Fl 2Mountain View, CA 94040-6203 · (707) 521-7750 · Fax (707) 521-7745
Phone(707) 521-7750
Sole ProprietorNo
Medical School CMSStanford University School Of MedicineGraduated 1985
Enumeration DateOctober 11, 2006
Last NPPES UpdateMarch 7, 20232 updates tracked since enumeration
✔ NPI 1487743472 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in CA · G59321
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedInternal Medicine · HematologyTaxonomy 207RH0000X · License G59321 (CA)
Also ListedInternal Medicine · Medical OncologyTaxonomy 207RX0202X · License G59321 (CA)
3883 AIRWAY DR # 220, Santa Rosa, CA 95403
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Other Identifiers 2

OtherG59321CA · State Medical License
Medicaid00G593210CA

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

Peter Barmon Brett 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 ID7416027180
PECOS Enrollment IDI20190618002994
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.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
52 services41 patients
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.
40 services32 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.
37 services29 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
17 services17 patients

Hospital Affiliations CMS Care Compare

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

Commonwealth Health Center

Acute Care Hospitals · Garapan, MP
OwnershipProprietary
CMS Certification Number660001
Location1 Lower Navy Hill Road (po Box 409ck)Garapan, MP 96950 · Saipan County
Emergency services

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
$187.01 typical visit price
range $63.04 – $187.01
Typical copayment $46.75 (range $15.76 – $46.75)
Most-billed visit code 99205
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.

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 Peter Brett's NPI number?

The NPI number for Peter Brett is 1487743472. It was assigned to this individual provider in the NPPES registry on October 11, 2006.

Where is Peter Brett located?

Peter Brett practices at 3883 Airway Dr # 220, Santa Rosa, CA 95403. The listed phone number is (707) 521-7750.

What is Peter Brett's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Peter Brett enrolled in Medicare?

Yes. Peter Brett 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.

Is Peter Brett affiliated with any hospitals?

According to CMS data, Peter Brett is affiliated with Commonwealth Health Center.

When was this NPI record last updated?

The NPPES record for Peter Brett was last updated on March 7, 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.