What is Mark Ewens's specialty?

Mark Ewens (NPI 1689602773) is a Medicare-billing provider whose primary specialty is Family Practice in Davis, CA.

Where does Mark Ewens practice?

Mark Ewens practices in Davis, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1689602773.

How much does Medicare pay Mark Ewens?

Mark Ewens (NPI 1689602773) received approximately $84K in total Medicare Part B payments, serving 321 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1689602773

Mark EwensM.D.

Family PracticeDavis, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

681

Unique beneficiaries

—

Total services

1,019

Distinct HCPCS

Medicare payment

$71K

Peer benchmark

Total Medicare services vs. 8,228 Family Practice providers in CA — top quintile (cohort median 411).

PRESCRIBING · PART D · 2024

Total Rx claims

7,221

Beneficiaries

—

Total drug cost

$321K

Distinct drugs

124

Brand share

20.2%

Top prescribed drugs

Atorvastatin Calcium453 claims

Losartan Potassium360 claims

Hydrocodone/Acetaminophen304 claims

Lisinopril289 claims

Levothyroxine Sodium263 claims

QUALITY · MIPS · 2024

Final MIPS score

99.6

Quality

86.3

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

1.04%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Mark Ewens'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). 5 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jeffrey Heffernon Diagnostic Radiology · Woodland, CA	28	53
Eric Mitchel Diagnostic Radiology · Woodland, CA	24	47
Christie Carroll Dermatology · Woodland, CA	22	29
BURGER PHYSICAL THERAPY AND REHABILITATION AGENCY INC	18	61
CASE, CORINNE	11	21

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