What is Mark Penner's specialty?

Mark Penner (NPI 1689602500) is a Medicare-billing provider whose primary specialty is Emergency Medicine in San Jose, CA.

Where does Mark Penner practice?

Mark Penner practices in San Jose, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1689602500.

How much does Medicare pay Mark Penner?

Mark Penner (NPI 1689602500) received approximately $54K in total Medicare Part B payments, serving 419 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1689602500

Mark PennerDO

PRACTICEOCONNOR HOSPITALSee all providers at this practice →

Emergency MedicineSan Jose, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

548

Unique beneficiaries

—

Total services

566

Distinct HCPCS

Medicare payment

$52K

Peer benchmark

Total Medicare services vs. 5,287 Emergency Medicine providers in CA — above median (cohort median 355).

PRESCRIBING · PART D · 2024

Total Rx claims

216

Beneficiaries

—

Total drug cost

$2K

Distinct drugs

Brand share

26.4%

Top prescribed drugs

Ondansetron45 claims

Famotidine38 claims

Celecoxib28 claims

Cefdinir20 claims

Prednisone20 claims

QUALITY · MIPS · 2024

Final MIPS score

61.0

Quality

59.4

Cost

71.5

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

-1.68%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Mark Penner'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
GRIFFIN, CHARLES	125	294
Vineet Sharma Diagnostic Radiology · Fremont, CA	106	183
David Hyun Cardiology · San Jose, CA	45	80
Dae-Wook Kang Internal Medicine · San Jose, CA	38	124
COUNTY OF SANTA CLARA	38	96
Royal Ambulance Inc. Ambulance Service Provider · San Leandro, CA	32	67
FARR, SARA	19	30
SAN JOSE HEALTHCARE SYSTEM, L.P.	16	44
GOOD SAMARITAN HOSPITAL, L.P.	13	23
Alexander Doan Nephrology · San Jose, CA	12	51
Sharad Dass Pulmonary Disease · San Jose, CA	12	25

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