What is Robert Karr's specialty?

Robert Karr (NPI 1316002884) is a Medicare-billing provider whose primary specialty is Psychiatry in Tewksbury, MA.

Where does Robert Karr practice?

Robert Karr practices in Tewksbury, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1316002884.

How much does Medicare pay Robert Karr?

Robert Karr (NPI 1316002884) received approximately $9K in total Medicare Part B payments, serving 31 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1316002884

Robert KarrM.D.

PsychiatryTewksbury, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

112

Distinct HCPCS

Medicare payment

$9K

Peer benchmark

Total Medicare services vs. 1,006 Psychiatry providers in MA — below median (cohort median 248).

PRESCRIBING · PART D · 2024

Total Rx claims

1,858

Beneficiaries

—

Total drug cost

$98K

Distinct drugs

Brand share

13.7%

Top prescribed drugs

Lorazepam139 claims

Clonazepam120 claims

Clozapine111 claims

Quetiapine Fumarate86 claims

Fluoxetine Hcl83 claims

QUALITY · MIPS · 2024

Final MIPS score

66.4

Quality

68.0

Cost

81.1

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

-1.03%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Robert Karr'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). 3 inbound referrers · 7 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
WALKER, SUSAN	14	25
Lee Bulgin Psychiatry · Boston, MA	14	19
Elizabeth Davis Internal Medicine · Boston, MA	12	18

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
THE COMMONWEALTH OF MASSACHUSETTS	25	47
VHS ACQUISITION SUBSIDIARY NUMBER 9 INC	17	95
Heather Gillum Psychiatry & Neurology · Orlando, FL	16	30
Lee Bulgin Psychiatry · Boston, MA	15	22
Andrew Aldridge Psychiatry · Medford, MA	15	31
WALKER, SUSAN	14	20
Elizabeth Alfson Psychiatry & Neurology · Austin, TX	11	23

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