What is Mark Flasar's specialty?

Mark Flasar (NPI 1326079278) is a Medicare-billing provider whose primary specialty is Gastroenterology in Annapolis, MD.

Where does Mark Flasar practice?

Mark Flasar practices in Annapolis, MD, based on the location reported in the CMS Medicare provider datasets for NPI 1326079278.

How much does Medicare pay Mark Flasar?

Mark Flasar (NPI 1326079278) received approximately $444K in total Medicare Part B payments, serving 865 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1326079278

Mark FlasarM.D.

PRACTICEBESTGATE PATHOLOGY LABSee all providers at this practice →

GastroenterologyAnnapolis, MDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,255

Unique beneficiaries

—

Total services

4,828

Distinct HCPCS

Medicare payment

$242K

Peer benchmark

Total Medicare services vs. 343 Gastroenterology providers in MD — top quintile (cohort median 894).

PRESCRIBING · PART D · 2024

Total Rx claims

774

Beneficiaries

—

Total drug cost

$2.0M

Distinct drugs

Brand share

21.8%

Top prescribed drugs

Pantoprazole Sodium275 claims

Mesalamine88 claims

Omeprazole76 claims

Famotidine67 claims

Adalimumab53 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$38K

Payment records

134

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$22K

Consulting Fee$8K

Travel and Lodging$5K

Food and Beverage$3K

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$22K

Consulting Fee$8K

Travel and Lodging$5K

Food and Beverage$3K

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 210023

Hospital

CCN 210043

Hospital

REFERRAL NETWORK

Where Mark Flasar'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). 7 inbound referrers · 9 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UNIVERSITY OF MARYLAND MEDICAL CENTER, LLC	84	268
Charles White Diagnostic Radiology · Baltimore, MD	21	76
Jeffrey Galvin Diagnostic Radiology · Baltimore, MD	17	45
Univ Of Md Pathology Associates P A Clinical Laboratory · Baltimore, MD	13	45
Melina Pectasides Diagnostic Radiology · Cleveland, OH	12	34
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	12	31
NPI 1336133040	11	25

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UNIVERSITY OF MARYLAND MEDICAL CENTER, LLC	35	87
Charles White Diagnostic Radiology · Baltimore, MD	17	58
Jeffrey Galvin Diagnostic Radiology · Baltimore, MD	17	63
Jade Wong-You-Cheong Diagnostic Radiology · Baltimore, MD	16	30
NPI 1336133040	16	46
Wei Han Fang Diagnostic Radiology · Baltimore, MD	14	32
Barton Lane Diagnostic Radiology · Baltimore, MD	13	26
Seth Kligerman Diagnostic Radiology · Denver, CO	13	30
Fauzia Vandermeer Radiation Oncology · York, PA	11	31

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