What is Douglas Marks's specialty?

Douglas Marks (NPI 1013924240) is a Medicare-billing provider whose primary specialty is Rheumatology in Manchester, NH.

Where does Douglas Marks practice?

Douglas Marks practices in Manchester, NH, based on the location reported in the CMS Medicare provider datasets for NPI 1013924240.

How much does Medicare pay Douglas Marks?

Douglas Marks (NPI 1013924240) received approximately $66K in total Medicare Part B payments, serving 388 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1013924240

Douglas MarksM.D.

RheumatologyManchester, NHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

791

Unique beneficiaries

—

Total services

1,380

Distinct HCPCS

Medicare payment

$66K

Peer benchmark

Total Medicare services vs. 40 Rheumatology providers in NH — above median (cohort median 595).

PRESCRIBING · PART D · 2024

Total Rx claims

1,104

Beneficiaries

—

Total drug cost

$461K

Distinct drugs

Brand share

31.5%

Top prescribed drugs

Methotrexate Sodium291 claims

Allopurinol171 claims

Prednisone152 claims

Hydroxychloroquine Sulfate133 claims

Meloxicam69 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$82

Payment records

By payment type

Food and Beverage$82

Top paying entities

Food and Beverage$82

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 300012

Hospital

REFERRAL NETWORK

Where Douglas Marks'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 · 13 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MARY HITCHCOCK MEMORIAL HOSPITAL	22	65
JOSELOW, WANE	22	51
Robert Sprague Diagnostic Radiology · Bedford, NH	14	31

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ELLIOT HOSPITAL OF THE CITY OF MANCHESTER	306	2,548
CATHOLIC MEDICAL CENTER	40	171
MARY HITCHCOCK MEMORIAL HOSPITAL	23	61
JOSELOW, WANE	23	52
LOGAN, DONALD	23	57
John Januario Diagnostic Radiology · Bedford, NH	22	55
Peter Van Der Meer Diagnostic Radiology · Bedford, NH	15	38
Robert Sprague Diagnostic Radiology · Bedford, NH	15	44
David Fontaine Diagnostic Radiology · Bedford, NH	14	31
John Loh Diagnostic Radiology · Houston, TX	14	31
David Hou Diagnostic Radiology · Manchester, NH	12	25
CONCORD HOSPITAL, INC.	11	59

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