What is Jon Mark's specialty?

Jon Mark (NPI 1508869942) is a Medicare-billing provider whose primary specialty is Optometry in Warsaw, IN.

Where does Jon Mark practice?

Jon Mark practices in Warsaw, IN, based on the location reported in the CMS Medicare provider datasets for NPI 1508869942.

How much does Medicare pay Jon Mark?

Jon Mark (NPI 1508869942) received approximately $65K in total Medicare Part B payments, serving 552 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1508869942

Jon MarkO.D.

PRACTICEAISHA ANESTHESIA LLCSee all providers at this practice →

OptometryWarsaw, INI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

887

Unique beneficiaries

—

Total services

1,225

Distinct HCPCS

Medicare payment

$61K

Peer benchmark

Total Medicare services vs. 920 Optometry providers in IN — top quintile (cohort median 350).

PRESCRIBING · PART D · 2024

Total Rx claims

947

Beneficiaries

—

Total drug cost

$97K

Distinct drugs

Brand share

33.8%

Top prescribed drugs

Latanoprost297 claims

Dorzolamide Hcl/Timolol Maleat159 claims

Brimonidine Tartrate93 claims

Timolol Maleate54 claims

Dorzolamide Hcl54 claims

QUALITY · MIPS · 2024

Final MIPS score

89.9

Quality

91.5

Cost

77.9

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.63%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$159

Payment records

By payment type

Food and Beverage$159

Top paying entities

Food and Beverage$159

REFERRAL NETWORK

Where Jon Mark'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
WARSAW HEALTH SYSTEM LLC	103	200
Grossnickle Eye Center, Inc. Ambulatory Surgical Center · Warsaw, IN	77	94
Matthew Ralstin Ophthalmology · Warsaw, IN	57	79
WHITLEY MEMORIAL HOSPITAL, INC.	39	80
PARKVIEW HOSPITAL, INC.	24	39
SAINT JOSEPH REGIONAL MEDICAL CENTER- PLYMOUTH CAMPUS INC	24	34
WOODLAWN HOSPITAL	23	53
Rebecca Johnson Family Practice · Milford, IN	15	46
David Darr Family Practice · Warsaw, IN	15	33
Jonathan Berger Diagnostic Radiology · Fort Wayne, IN	11	12
Douglas Sawyer Family Practice · Warsaw, IN	11	18
COMMUNITY HOSPITAL OF NOBLE COUNTY, INC.	11	17

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