What is Mark Larva's specialty?

Mark Larva (NPI 1508813890) is a Medicare-billing provider whose primary specialty is Physician Assistant in Grand Rapids, MI.

Where does Mark Larva practice?

Mark Larva practices in Grand Rapids, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1508813890.

How much does Medicare pay Mark Larva?

Mark Larva (NPI 1508813890) received approximately $12K in total Medicare Part B payments, serving 119 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1508813890

Mark LarvaPA

PRACTICESTAFF CARESee all providers at this practice →

Physician AssistantGrand Rapids, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

108

Unique beneficiaries

—

Total services

109

Distinct HCPCS

Medicare payment

$10K

Peer benchmark

Total Medicare services vs. 4,490 Physician Assistant providers in MI — below median (cohort median 161).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$248

Distinct drugs

Brand share

38.2%

Top prescribed drugs

Cephalexin21 claims

Cefuroxime Axetil13 claims

QUALITY · MIPS · 2024

Final MIPS score

97.5

Quality

89.3

Cost

85.9

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.95%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Mark Larva'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). 8 inbound referrers · 12 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MECOSTA COUNTY MEDICAL CENTER	86	205
SPECTRUM HEALTH UNITED	82	164
REED CITY HOSPITAL CORPORATION	35	59
RUPP, STEPHEN	35	53
Matthew Dewys Emergency Medicine · Greenville, MI	16	26
Raymond Scurek Emergency Medicine · Grand Rapids, MI	16	22
Christopher Clark Emergency Medicine · Grand Rapids, MI	14	16
Nathaniel Bishop Emergency Medicine · Grand Rapids, MI	11	14

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
MECOSTA COUNTY MEDICAL CENTER	41	107
Stephen Frey Emergency Medicine · Sheridan, MI	39	53
SPECTRUM HEALTH UNITED	35	55
VITELLO, BLASE	25	32
REED CITY HOSPITAL CORPORATION	24	40
RUPP, STEPHEN	23	36
SPECTRUM HEALTH HOSPITALS	22	31
REGENTS OF THE UNIVERSITY OF MICHIGAN	19	21
GORE, THOMAS	17	23
County Of Mecosta Ambulance Service Provider · Big Rapids, MI	14	27
NPI 1679591697	11	13
Robert Joyce Emergency Medicine · Big Rapids, MI	11	21

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