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BRIAN MAU MD
NPI 1548794845
Pathology - Anatomic Pathology in Portland, OR

Active since April 13, 2017PECOS EnrolledAccepts Medicare Assignment
97.83/100
CMS Quality Rating
3181 SW SAM JACKSON PARK RD # L-113, PORTLAND, OR 97239(503) 494-8276 Get Directions Write a Review

NPPES record last updated: March 16, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Mar 16, 2026, Apr 29, 2022, Jan 14, 2022 and 1 more (4 updates tracked since 2017).

About Brian Mau Md NPPES

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

BRIAN MAU MD (NPI 1548794845) is an individual anatomic pathology provider in Portland, Oregon, licensed in Oregon (MD203424) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS, is affiliated with Providence St Vincent Medical Center, and is a graduate of University Of Kansas School Of Med (kc/wich/sal) (2017).

NPPES Registry Identity

NPI1548794845
Entity TypeIndividualMale
Primary Taxonomy207ZP0101X
Provider Legal NameBRIAN MAUCredential: MD
Location Address3181 SW SAM JACKSON PARK RD # L-113Portland, OR 97239-3011
Mailing Address3181 Sw Sam Jackson Park Rd # L-113Portland, OR 97239-3011
Phone(503) 494-8276
Sole ProprietorNo
Medical School CMSUniversity Of Kansas School Of Med (kc/wich/sal)Graduated 2017
Enumeration DateApril 13, 2017
Last NPPES UpdateMarch 16, 20264 updates tracked since enumeration
NPPES CertifiedMarch 16, 2026
✔ NPI 1548794845 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0101X
License✔ Licensed in OR · MD203424
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
3181 SW SAM JACKSON PARK RD # L-113, Portland, OR 97239
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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

Brian Mau Md 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 ID2062769243
PECOS Enrollment IDI20220329001951
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 12

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
911 services393 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
306 services80 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
203 services155 patients
Special stained specimen slides to examine tissue including interpretation and report 88313
Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.
161 services54 patients
Pathology examination of tissue using a microscope, moderately high complexity 88307
A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.
92 services69 patients
Pathology examination of specimen during surgery, first tissue block 88331
A pathology examination during surgery involves the immediate analysis of a removed tissue sample. This helps the surgeon make decisions during your operation. The "first tissue block" refers to the initial sample examined. It's a vital step to ensure your health.
58 services30 patients

Hospital Affiliations CMS Care Compare 5

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

Providence St Vincent Medical Center

Acute Care Hospitals · Portland, OR
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number380004
Location9205 SW Barnes RoadPortland, OR 97225 · Washington County
Emergency services Birthing friendly

Ohsu Hospital And Clinics

Acute Care Hospitals · Portland, OR
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number380009
Location3181 SW Sam Jackson Park RoadPortland, OR 97239 · Multnomah County
Emergency services Birthing friendly

Hillsboro Medical Center

Acute Care Hospitals · Hillsboro, OR
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number380021
Location335 SE 8th AvenueHillsboro, OR 97123 · Washington County
Emergency services Birthing friendly

Providence Portland Medical Center

Acute Care Hospitals · Portland, OR
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number380061
Location4805 NE Glisan StreetPortland, OR 97213 · Multnomah County
Emergency services Birthing friendly

Peacehealth Southwest Medical Center

Acute Care Hospitals · Vancouver, WA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500050
Location400 NE Mother Joseph PlaceVancouver, WA 98668 · Clark County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97239 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
$134.16 typical visit price
range $58.99 – $176.88
Typical copayment $33.54 (range $14.74 – $44.22)
Most-billed visit code 99204
Established Patient
$103.51 typical visit price
range $19.32 – $144.79
Typical copayment $25.87 (range $4.83 – $36.19)
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.

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.

97.83/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality80.97
Promoting Interoperability100
Improvement Activities40

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 Brian Mau's NPI number?

The NPI number for Brian Mau is 1548794845. It was assigned to this individual provider in the NPPES registry on April 13, 2017.

Where is Brian Mau located?

Brian Mau practices at 3181 SW Sam Jackson Park Rd # L-113, Portland, OR 97239. The listed phone number is (503) 494-8276.

What is Brian Mau's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

Is Brian Mau enrolled in Medicare?

Yes. Brian Mau 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 Brian Mau affiliated with any hospitals?

According to CMS data, Brian Mau is affiliated with Providence St Vincent Medical Center, Ohsu Hospital And Clinics, Hillsboro Medical Center, Providence Portland Medical Center and Peacehealth Southwest Medical Center.

When was this NPI record last updated?

The NPPES record for Brian Mau was last updated on March 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.