What is Mark Gortmaker's specialty?

Mark Gortmaker (NPI 1649244161) is a Medicare-billing provider whose primary specialty is Certified Registered Nurse Anesthetist (CRNA) in Columbia, MO.

Where does Mark Gortmaker practice?

Mark Gortmaker practices in Columbia, MO, based on the location reported in the CMS Medicare provider datasets for NPI 1649244161.

How much does Medicare pay Mark Gortmaker?

Mark Gortmaker (NPI 1649244161) received approximately $37K in total Medicare Part B payments, serving 271 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1649244161

Mark GortmakerCRNA

PRACTICECURATORS OF THE UNIVERSITY OF MISSOURISee all providers at this practice →

Certified Registered Nurse Anesthetist (CRNA)Columbia, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

118

Unique beneficiaries

—

Total services

120

Distinct HCPCS

Medicare payment

$11K

Peer benchmark

Total Medicare services vs. 1,444 Certified Registered Nurse Anesthetist (CRNA) providers in MO — top quintile (cohort median 116).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$19

Payment records

By payment type

Food and Beverage$19

Top paying entities

Food and Beverage$19

REFERRAL NETWORK

Where Mark Gortmaker'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). 34 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Maxwell Lazinger Diagnostic Radiology · Columbia, MO	109	164
Grant Darkow Pathology · Columbia, MO	104	124
Raymond Erickson Certified Clinical Nurse Specialist · Columbia, MO	83	88
HOCKMAN, DAVID	81	269
Terry Elwing Diagnostic Radiology · Columbia, MO	80	124
BOYCE - BYNUM PATHOLOGY LABORATORIES, INC	69	123
Laura Sievert Diagnostic Radiology · Columbia, MO	52	89
TELLERMAN, BARBARA	51	79
Michael Curry Pathology · Columbia, MO	33	38
Matthew Lavalle Anesthesiology · Cape Girardeau, MO	32	40
Abram Elsenraat Anesthesiology · Columbia, MO	28	34
GIBSON, DON	27	39

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