What is Donald Harwick's specialty?

Donald Harwick (NPI 1215136957) is a Medicare-billing provider whose primary specialty is Physician Assistant in California City, CA.

Where does Donald Harwick practice?

Donald Harwick practices in California City, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1215136957.

How much does Medicare pay Donald Harwick?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for Donald Harwick (NPI 1215136957) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1215136957

Donald Harwick

Physician AssistantCalifornia City, CAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

2,173

Beneficiaries

—

Total drug cost

$126K

Distinct drugs

Brand share

16.9%

Top prescribed drugs

Atorvastatin Calcium163 claims

Lisinopril144 claims

Amlodipine Besylate144 claims

Omeprazole129 claims

Albuterol Sulfate91 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$23

Payment records

By payment type

Food and Beverage$23

Top paying entities

Food and Beverage$23

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 757415

Home health agency

CCN 050455

Hospital

CCN 051301

Hospital

REFERRAL NETWORK

Where Donald Harwick'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). 4 inbound referrers · 9 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ADVENTIST HEALTH MEDICAL CENTER TEHACHAPI	50	211
Maria O'brien Family Practice · Leonardtown, MD	26	61
ANTELOPE VALLEY HEALTH CARE DISTRICT	13	49
Tod Sijan Physician Assistant · Hayden, ID	11	28

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ADVENTIST HEALTH MEDICAL CENTER TEHACHAPI	99	727
ADVENTIST HEALTH MEDICAL CENTER TEHACHAPI	79	441
Maria O'brien Family Practice · Leonardtown, MD	28	70
Pacific Point Laboratories, Inc. Clinical Laboratory · San Luis Obispo, CA	19	67
ANTELOPE VALLEY HEALTH CARE DISTRICT	16	48
Edward Nichols Internal Medicine · Bakersfield, CA	13	35
Thuong Vo Internal Medicine · Lancaster, CA	13	54
Harmandeep Gill Diagnostic Radiology · Lancaster, CA	12	24
Hall Ambulance Service Inc Ambulance Service Provider · Bakersfield, CA	11	30

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