PROVIDER PROFILE · NPI 1881790459

Eric Holtrop

Internal MedicineGrass Valley, CAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

1,683

Beneficiaries

—

Total drug cost

$113K

Distinct drugs

Brand share

11.9%

Top prescribed drugs

Atorvastatin Calcium119 claims

Levothyroxine Sodium85 claims

Prednisone79 claims

Azithromycin67 claims

Ibandronate Sodium63 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Eric Holtrop'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). 22 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SUTTER VALLEY HOSPITALS	223	518
Tatiana Korshunova Internal Medicine · Auburn, CA	38	76
John Bauer Emergency Medicine · Auburn, CA	35	62
Christine Chao Interventional Radiology · Sacramento, CA	35	60
STAMPER, BRIAN	32	55
PRINTS, ANDREW	32	61
Michael Hecimovich Diagnostic Radiology · Sacramento, CA	31	44
Dana Ciobanu Internal Medicine · Auburn, CA	29	68
Roxana Calmac Internal Medicine · Auburn, CA	26	43
NPI 1295787455	25	38
Joshua Hantman Internal Medicine · Auburn, CA	22	50
Jeffrey Fountain Diagnostic Radiology · Sacramento, CA	19	31

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