What is Ole Dierks's specialty?

Ole Dierks (NPI 1740221514) is a Medicare-billing provider whose primary specialty is Nephrology in Oakland, CA.

Where does Ole Dierks practice?

Ole Dierks practices in Oakland, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1740221514.

How much does Medicare pay Ole Dierks?

Ole Dierks (NPI 1740221514) received approximately $295K in total Medicare Part B payments, serving 510 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1740221514

Ole DierksM.D.

NephrologyOakland, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,055

Unique beneficiaries

—

Total services

2,120

Distinct HCPCS

Medicare payment

$274K

Peer benchmark

Total Medicare services vs. 985 Nephrology providers in CA — above median (cohort median 1,482).

PRESCRIBING · PART D · 2024

Total Rx claims

959

Beneficiaries

—

Total drug cost

$207K

Distinct drugs

Brand share

12.9%

Top prescribed drugs

Empagliflozin112 claims

Amlodipine Besylate108 claims

Hydralazine Hcl79 claims

Allopurinol72 claims

Losartan Potassium71 claims

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

95.0

Cost

75.8

Improvement activities

40.0

Promoting interop.

96.0

Payment adjustment

1.05%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$282

Payment records

By payment type

Food and Beverage$282

Top paying entities

Food and Beverage$282

REFERRAL NETWORK

Where Ole Dierks'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). 56 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Yakuan Yvonne Chen Nephrology · Oakland, CA	90	340
Kathryn Klima Diagnostic Radiology · Oakland, CA	73	211
RICH, PHILIP	59	175
Linda Gordon Diagnostic Radiology · San Jose, CA	51	113
RAI CARE CENTERS OF NORTHERN CALIFORNIA II, LLC	48	477
SPECTRA LABORATORIES INC	45	528
Sangeeta Gambhir Diagnostic Radiology · Walnut Creek, CA	41	136
Eric Johnson Interventional Cardiology · Oakland, CA	34	79
Mitul Kadakia Interventional Cardiology · Oakland, CA	33	90
Gwendolen Chang Nephrology · San Leandro, CA	32	52
Royal Ambulance Inc. Ambulance Service Provider · San Leandro, CA	31	158
Robert Kim Diagnostic Radiology · Walnut Creek, CA	28	56

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