What is Sergio Riffel's specialty?

Sergio Riffel (NPI 1619018066) is a Medicare-billing provider whose primary specialty is Internal Medicine in Chico, CA.

Where does Sergio Riffel practice?

Sergio Riffel practices in Chico, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1619018066.

How much does Medicare pay Sergio Riffel?

Sergio Riffel (NPI 1619018066) received approximately $75K in total Medicare Part B payments, serving 546 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619018066

Sergio RiffelM.D.

PRACTICEAMPLA HEALTHSee all providers at this practice →

Internal MedicineChico, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,321

Unique beneficiaries

—

Total services

1,661

Distinct HCPCS

Medicare payment

$70K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

2,625

Beneficiaries

—

Total drug cost

$120K

Distinct drugs

Brand share

17.5%

Top prescribed drugs

Levothyroxine Sodium155 claims

Atorvastatin Calcium149 claims

Amlodipine Besylate132 claims

Losartan Potassium128 claims

Metformin Hcl107 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$320

Payment records

By payment type

Food and Beverage$320

Top paying entities

Food and Beverage$320

REFERRAL NETWORK

Where Sergio Riffel'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). 12 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Devinderjit Singh Cardiology · Yuba City, CA	34	70
Robert Cirillo Diagnostic Radiology · Owensboro, KY	26	64
Smitha Sathyaprakash Internal Medicine · Yuba City, CA	26	69
Mark Heinrich Family Practice · Oroville, CA	25	69
ENLOE MEDICAL CENTER	17	45
Gregory Schneringer Pathology · Oroville, CA	17	28
Dennis Trenner Podiatry · Oroville, CA	17	66
Cynthia Cellucci-Chwalik Emergency Medicine · Oroville, CA	15	41
WARREN, JAMES	13	22
Timothy Huber Emergency Medicine · Oroville, CA	11	35
Sidharth Bagga Internal Medicine · Oroville, CA	11	91
Thong Truong Podiatry · Chico, CA	11	16

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