JOSEPH ALAN CHIAPELLA (MD) – Rheumatology Physician, NPI 1255374252

JOSEPH ALAN CHIAPELLA (MD) is a healthcare provider. based in Chico, California. specializing in RHEUMATOLOGY, INTERNAL MEDICINE. They hold the professional credentials MD. They hold a License No. G387180 (CA). The NPI Number for JOSEPH ALAN CHIAPELLA (MD) is 1255374252

Main info

Male
Sole Proprietor
47 Years Of Experience
Accepts Medicare Assignment
Name
JOSEPH ALAN CHIAPELLA (MD)
NPI
1255374252
Phone
(530) 896-7455
Address
1423 MAGNOLIA AVE
Enumeration Date
14 June 2006
Last Update Date
30 May 2008

Doctor Profile

Medical School Name
TULANE UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
5303424395
Graduation Year
1979 (47 years ago)
PAC ID
0941104566
Group Practice PAC ID
5092619270
Professional Enrollment ID
I20040206000965
Address ID
CA959262213CH680XXRDXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience57
Completeness75
Years active:19State licenses:1Digital endpointsOther names

759 RHEUMATOLOGY in CA

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Provider Addresses for JOSEPH ALAN CHIAPELLA (MD)

  • 1423, Magnolia Avenue, Chico, Butte County, California, 95926, United States

    CHICO, CA 959263226

    Phone: (530) 896-7455

    Fax: (530) 896-1730

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 2 Open Payments records for all available years, with a total value of $41.

Total Amount is formed as General ($41) + Research ($0) + Ownership ($0) = $41.

Last reported payment date: 2024-10-29 • Largest payer in this snapshot: SANOFI PASTEUR INC. ($25).

Total Amount

$41

General + Research + Ownership

Payments

2

Total payment records

General Amount

$41

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-29

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-02-06

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20040206000965IRheumatologyCATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes7821$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes5217$0
99239Hospital discharge day management, more than 30 minutes2020$0
View full utilization report →

Insurance plans in this area (ZIP 95926)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 5092619270View full group profile
NameSpecialtyState
Internal Medicine, Geriatric MedicineNY
Clinical Social WorkerCA
-MA
C H I R O P R A C T I CCA
C H I R O P R A C T I CCA
Internal MedicineCA
-MI
Internal MedicineCA
-CA
Emergency Medicine, Family PracticeCA

Reviews

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Frequently asked questions

What number should I use to identify JOSEPH ALAN CHIAPELLA (MD) for billing?
Administrative and clinical systems typically use NPI 1255374252 for JOSEPH ALAN CHIAPELLA (MD).
Should I treat JOSEPH ALAN CHIAPELLA (MD) as an active provider?
Patients and plans typically see JOSEPH ALAN CHIAPELLA (MD) as active in the national extract.
What services align with JOSEPH ALAN CHIAPELLA (MD)'s listing?
JOSEPH ALAN CHIAPELLA (MD)'s public classification highlights Rheumatology Physician. Clinical services aligned with this taxonomy classification.
What city is tied to JOSEPH ALAN CHIAPELLA (MD)?
The directory associates JOSEPH ALAN CHIAPELLA (MD) with Chico, California. Check all listed addresses for suites or satellite offices.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

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