NPPES file of Aug 9, 2026

Robert D. Stone, MD

Ophthalmology Physician · Chico, CA

Robert D. Stone, MD is an ophthalmology physician with a practice address in Chico, California, and NPI 1306959499, issued on Aug 16, 2006. Check the license (California A22457, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1306959499
Name
Robert D. Stone
Credential
MD
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
A22457 CA
Self-reported in NPPES; status is on the state search
Practice location
676 E 1St Ave, Chico, CA 95926
Phone
(530) 895-3884
Enumerated
Aug 16, 2006
Record last updated
Jun 1, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(530) 343-3030
Medicaid ID
00A224571 CA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 676 E 1St Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sean Stoddard, DPMFoot & Ankle Surgery Podiatrist1457325169

Verify Robert D. Stone in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A22457
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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Robert D. Stone among 2,899 ophthalmology physician records in California

Robert D. Stone, MD is one of 2,899 ophthalmology physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 45% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 66% of these records are
  • Record last updated2011 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in California

There are 2,899 ophthalmology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Pablo Arregui, MDChico, CA 959261043253347
  2. Michael Goloff, M.D.Chico, CA 959261861837452
  3. Jordan Hastings, MDChico, CA 959261609457308
  4. Val Shaw, MDChico, CA 959261073545315
  5. David Woods, MDChico, CA 959261225038185
  6. Joel Barthelow, M.D.Chico, CA 959281013974625
  7. Terrence Spencer, M.D.Chico, CA 959281538124292
  8. John Stabel, M.D.Chico, CA 959281073576328

Common questions

What is Robert D. Stone, MD's NPI number?

Robert D. Stone, MD's National Provider Identifier (NPI) is 1306959499, issued on Aug 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert D. Stone, MD located?

The NPPES record lists a practice address at 676 E 1St Ave, Chico, CA, 95926. Phone: (530) 895-3884. Providers update this record themselves, so call before visiting.

How can I verify Robert D. Stone, MD's license?

NPPES lists California license number A22457, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.