NPPES file of Aug 9, 2026

Jason Matthew Fletcher, D.O.

Internal Medicine Physician · Long Beach, CA

Jason Matthew Fletcher, D.O. is an internal medicine physician with a practice address in Long Beach, California, and NPI 1487810131, issued on Aug 1, 2008. Check the license (California 20A12163, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487810131
Name
Jason Matthew Fletcher
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
20A12163 CA
Self-reported in NPPES; status is on the state search
Practice location
2880 Atlantic Ave, Long Beach, CA 90806
Phone
(562) 424-4404
Enumerated
Aug 1, 2008
Record last updated
Nov 18, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130911000876); accepts Medicare assignment
Medical or professional school
Ohio University, College Of Osteopathic Medicine, 2004
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2880 Atlantic Ave

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

  1. John Cardin, M.D.Obstetrics & Gynecology Physician1467411744
  2. Eric ChuGastroenterology Physician1790879351
  3. Nicole Cobo, M.D.Neurology with Special Qualifications in Child Neurology Physician1497954119
  4. Mark Cocchi, D.D.S.General Practice Dentistry1538118880
  5. Jasmin Dao, M.D.Pediatrics Physician1164811568
  6. Mary Dyes, M.D.Neurology Physician1891737219

Verify Jason Matthew Fletcher in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A12163
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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5% fewer Medicare Part D claims than the average internal medicine physician in 2024

3,007 Medicare Part D claims for 134 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Jason Fletcher3,007
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium115 claims
  2. Gabapentin99 claims
  3. Amlodipine Besylate94 claims
  4. Pantoprazole Sodium91 claims
  5. Furosemide87 claims
  6. Famotidine84 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Jason Matthew Fletcher among 17,696 internal medicine physician records in California

Jason Matthew Fletcher, D.O. is one of 17,696 internal medicine 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. Its NPI, issued in 2008, is newer than 56% of them.

  • NPI issued2008 · 56% of these records are older, 40% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2004 · median 2004 among the 11,065 with a school on file
  • Record last updated2016 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

221 internal medicine physician records list a practice address in Long Beach

They are 221 of the 13,650 NPPES records with a practice address in Long Beach, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. John Adams, D.O.Long Beach, CA 908061801852900
  2. Mark Asbill, M.D.Long Beach, CA 908061558310896
  3. Alla Gartsman, M.D.Long Beach, CA 908061457317133
  4. Sabrina Harper, MDLong Beach, CA 908061023081924
  5. Richard Im, MDLong Beach, CA 908061972586840
  6. Tina Kitajima, M.D.Long Beach, CA 908061033164892
  7. Angela Lamotte, M.D.Long Beach, CA 908061538166764
  8. Raymond Lee, M.D.Long Beach, CA 908061295790277

Common questions

What is Jason Matthew Fletcher, D.O.'s NPI number?

Jason Matthew Fletcher, D.O.'s National Provider Identifier (NPI) is 1487810131, issued on Aug 1, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Jason Matthew Fletcher, D.O. located?

The NPPES record lists a practice address at 2880 Atlantic Ave, Long Beach, CA, 90806. Phone: (562) 424-4404. Providers update this record themselves, so call before visiting.

How can I verify Jason Matthew Fletcher, D.O.'s license?

NPPES lists California license number 20A12163, 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.

How much does Jason Matthew Fletcher, D.O. prescribe under Medicare Part D?

In 2024, Jason Matthew Fletcher, D.O. had 3,007 Medicare Part D claims for 134 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.