ROBERT L MELLON (M.D.) – Anesthesiology Physician, NPI 1235246471

ROBERT L MELLON (M.D.) is a healthcare provider. based in Chico, California. specializing in ANESTHESIOLOGY. They hold the professional credentials M.D.. They hold a License No. 0101240393 (VA). The NPI Number for ROBERT L MELLON (M.D.) is 1235246471

Main info

Male
21 Years Of Experience
Accepts Medicare Assignment
Name
ROBERT L MELLON (M.D.)
NPI
1235246471
Phone
(530) 332-7800
Address
1531 ESPLANADE
Enumeration Date
24 August 2006
Last Update Date
15 May 2023

Doctor Profile

Medical School Name
GEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
5302302000
Graduation Year
2005 (21 years ago)
PAC ID
1850538026
Group Practice PAC ID
9032166152
Professional Enrollment ID
I20130507000249
Address ID
CA959288347CH121XXBLVD300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience76
Completeness75
Years active:19State licenses:2Digital endpointsOther names

6,371 ANESTHESIOLOGY in CA

Provider Addresses for ROBERT L MELLON (M.D.)

  • Enloe Medical Center, 1531, Esplanade, Chico, Butte County, California, 95926, United States

    CHICO, CA 959263310

    Phone: (530) 332-7800

    Type: Mailing

  • 537 MADRONE AVE

    CHICO, CA 959261720

    Phone: (301) 466-8428

    Type: Mailing

  • 121 RALEY BLVD

    CHICO, CA 959288347

    Phone: (530) 898-1201

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 5 Open Payments records for all available years, with a total value of $124.

Total Amount is formed as General ($124) + Research ($0) + Ownership ($0) = $124.

Last reported payment date: 2024-11-20 • Largest payer in this snapshot: Pacira Pharmaceuticals Incorporated ($52).

Total Amount

$124

General + Research + Ownership

Payments

5

Total payment records

General Amount

$124

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-11-20

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: 2013-05-07

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
I20130507000249IAnesthesiologyCATBD

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
00811Anesthesia for other procedure on large bowel using an endoscope102101$0
01810Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand7574$0
00142Anesthesia for lens surgery7460$0
00812Anesthesia for exam of colon using an endoscope6767$0
64415Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus)5757$0
View full utilization report →

Insurance plans in this area (ZIP 95926)

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Provider's Procedures

ROBERT L MELLON (M.D.) performs procedures in ANESTHESIOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
ANESTHESIOLOGYCA00790Anesthesia for procedure in upper abdomen including use of an endoscope2120

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: 9032166152View full group profile
NameSpecialtyState
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA

Reviews

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Frequently asked questions

Does ROBERT L MELLON (M.D.) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — ROBERT L MELLON (M.D.) uses 1235246471.
Is ROBERT L MELLON (M.D.) listed as active for patients and plans?
The listing shows ROBERT L MELLON (M.D.) as active in the NPI system.
What is ROBERT L MELLON (M.D.)'s primary classification?
Anesthesiology Physician is the headline specialty for ROBERT L MELLON (M.D.) here. Clinical services aligned with this taxonomy classification.
Where should I expect ROBERT L MELLON (M.D.) on a map?
Expect Chico, California as a primary anchor for ROBERT L MELLON (M.D.) unless the record lists multiple sites.
How many locations tie to this NPI?
4 practice locations appear in the available data.

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