What is Robert O'brien's specialty?

Robert O'brien (NPI 1568566420) is a Medicare-billing provider whose primary specialty is Dermatology in Winchester, MA.

Where does Robert O'brien practice?

Robert O'brien practices in Winchester, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1568566420.

How much does Medicare pay Robert O'brien?

Robert O'brien (NPI 1568566420) received approximately $488K in total Medicare Part B payments, serving 3,085 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1568566420

Robert O'brien

DermatologyWinchester, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

7,191

Unique beneficiaries

—

Total services

12,712

Distinct HCPCS

Medicare payment

$475K

Peer benchmark

Total Medicare services vs. 478 Dermatology providers in MA — top quintile (cohort median 1,835).

PRESCRIBING · PART D · 2024

Total Rx claims

184

Beneficiaries

—

Total drug cost

$4K

Distinct drugs

Brand share

24.5%

Top prescribed drugs

Triamcinolone Acetonide64 claims

Betamethasone Dipropionate53 claims

Betamethasone/Propylene Glyc45 claims

Doxycycline Hyclate11 claims

Metronidazole11 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

0.0

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$739

Payment records

By payment type

Food and Beverage$739

Top paying entities

Food and Beverage$739

REFERRAL NETWORK

Where Robert O'brien'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
Hongmei Li Pathology · Weston, MA	364	459
THE GENERAL HOSPITAL CORPORATION	45	76
Salil Midha Internal Medicine · Melrose, MA	29	66
Joseph Pennacchio Hematology-Oncology · Stoneham, MA	20	39
David Criss Cardiology · Melrose, MA	20	45
NADELSON, NEAL	18	45
Barbara Rickards Podiatry · Melrose, MA	18	27
David Kwon Diagnostic Radiology · Greensboro, NC	16	19
LEE, PETER	15	17
Michael Bader Internal Medicine · Stoneham, MA	14	31
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	14	17
Ronald Sen Internal Medicine · Melrose, MA	13	21

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