Doctor profile · Federal record

Dr. Joseph Chiapella, MD

Rheumatology Physician (CMS: Rheumatology) · Hospitalist Physician · Chico, CA

  • NPI 1255374252
  • Accepts Medicare
  • MIPS 82.0 / 100 · 2023
  • 47 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1423 Magnolia Ave
Chico, CA 959263226
(530) 896-7455
fax (530) 896-1730

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
May 30, 2008
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
California #G387180

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255374252. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
150
Distinct HCPCS
3
Medicare allowed
$14,660
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 78 21 $79
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 52 17 $119
99239 Hospital discharge day management, more than 30 minutes 20 20 $115

In context: peer comparison

Among 2 peers in this city , average services per provider: 7,699. This provider delivers 0.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
SANOFI PASTEUR INC. 1 $24.87

By nature of payment

Food and Beverage
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
367
Patients
15
Total drug cost
$1,194,940
Drug Type Claims Patients Total cost
Prednisone Generic 73 15 $551
Methotrexate (Methotrexate Sodium) Brand 37 0 $1,490
Humira(Cf) Pen (Adalimumab) Brand 34 0 $278,699
Meloxicam Generic 31 0 $231
Alendronate Sodium Generic 28 0 $382
Forteo (Teriparatide) Brand 24 0 $108,425
Cosentyx Sensoready (2 Pens) (Secukinumab) Brand 23 0 $176,558
Humira Pen (Adalimumab) Brand 23 0 $243,020
Xeljanz (Tofacitinib Citrate) Brand 20 0 $97,739
Arcalyst (Rilonacept) Brand 13 0 $283,424

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Chiapella's medical specialty?
Dr. Joseph Chiapella practices Rheumatology Physician in Chico, CA.
Where does Dr. Joseph Chiapella practice?
Dr. Joseph Chiapella practices at 1423 Magnolia Ave, Chico, CA 959263226. Office phone: 5308967455.
What is Dr. Joseph Chiapella's NPI?
Dr. Joseph Chiapella's National Provider Identifier (NPI) is 1255374252, issued by NPPES.
Does Dr. Joseph Chiapella accept Medicare assignment?
Yes. Dr. Joseph Chiapella accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Chiapella commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.