What is John Brown's specialty?

John Brown (NPI 1659313633) is a Medicare-billing provider whose primary specialty is Gynecological Oncology in Newport Beach, CA.

Where does John Brown practice?

John Brown practices in Newport Beach, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1659313633.

How much does Medicare pay John Brown?

John Brown (NPI 1659313633) received approximately $50K in total Medicare Part B payments, serving 180 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1659313633

John BrownM.D.

Gynecological OncologyNewport Beach, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

295

Unique beneficiaries

—

Total services

446

Distinct HCPCS

Medicare payment

$37K

Peer benchmark

Total Medicare services vs. 98 Gynecological Oncology providers in CA — above median (cohort median 454).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$213K

Distinct drugs

Brand share

100.0%

Top prescribed drugs

Olaparib14 claims

Estradiol12 claims

QUALITY · MIPS · 2024

Final MIPS score

87.5

Quality

84.1

Cost

74.2

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.53%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$69

Payment records

By payment type

Food and Beverage$69

Top paying entities

Food and Beverage$69

REFERRAL NETWORK

Where John Brown's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 17 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	100	1,095
Beatriz Simons Physician Assistant · Irvine, CA	38	136
RETTENMAIER, MARK	26	137
Unilab Corporation Clinical Laboratory · Orange, CA	24	560
Crystal Shirreffs Physician Assistant · Harbor City, CA	24	103
Winston Whitney Diagnostic Radiology · Newport Beach, CA	20	54
Peter Giuliano Diagnostic Radiology · Newport Beach, CA	20	58
Howard Epstein Pathology · Newport Beach, CA	18	55
Michelle Stone Physician Assistant · Newport Beach, CA	17	55
Frederick Birnberg Diagnostic Radiology · Newport Beach, CA	17	57
Veronica Rausei-Mills Pathology · Newport Beach, CA	16	59
STALLMAN, JANET	15	43

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events