NPPES file of Aug 9, 2026

Charlene Ann Buechner, M.D.

Obstetrics & Gynecology Physician · San Diego, CA

Charlene Ann Buechner, M.D. is an obstetrics & gynecology physician with a practice address in San Diego, California, and NPI 1376663831, issued on Mar 30, 2007. Check the license (California A68463, 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
1376663831
Name
Charlene Ann Buechner
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A68463 CA
Self-reported in NPPES; status is on the state search
Practice location
1809 National Ave, San Diego, CA 92113
Phone
(619) 515-2300
Enumerated
Mar 30, 2007
Record last updated
Oct 17, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicaid ID
00A684630 CA
Medicare enrollment
Enrolled (PECOS I20120601000278); accepts Medicare assignment
Medical or professional school
Creighton University School Of Medicine, 1995
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 1809 National Ave

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

  1. Jacqueline Acosta, RDNRegistered Dietitian1659135879
  2. Janice Acosta-Mariscal, OTR/LOccupational Therapist1194571984
  3. Hammad Afif, DDSDentist1932845385
  4. Marco Alegria, DDSDentist1437224466
  5. Carlos Alessandrini, NUTRITIONISTNutritionist1093268021
  6. Lysistrati Alimonos, D.O.Obstetrics & Gynecology Physician1619397031

Verify Charlene Ann Buechner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A68463
    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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92% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

13 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Charlene Buechner13
  2. Specialty average165

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.

Industry payments in 2024: $24.09

1 payment: food and beverage; the largest payer was Biogen, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Charlene Buechner$24.09
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Family Health Centers OF San Diego IncSan Diego, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Charlene Ann Buechner among 5,088 obstetrics & gynecology physician records in California

Charlene Ann Buechner, M.D. is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.

  • NPI issued2007 · 48% of these records are older, 38% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1995 · median 2004 among the 2,700 with a school on file
  • Record last updated2017 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Lysistrati Alimonos, D.O.San Diego, CA 921131619397031
  2. Laura Ceballos, M.D.San Diego, CA 921131275724841
  3. Marisa Gonzalez, M.D.San Diego, CA 921131083870463
  4. Rebekah Grant, M.D.San Diego, CA 921131326243833
  5. Lauren Hanley, MDSan Diego, CA 921131053392035
  6. Cindy Jaime, MDSan Diego, CA 921131568655785
  7. Lisa Lipschitz, MDSan Diego, CA 921131649208711
  8. Lauren Prewitt, D.O.San Diego, CA 921131528231768

Common questions

What is Charlene Ann Buechner, M.D.'s NPI number?

Charlene Ann Buechner, M.D.'s National Provider Identifier (NPI) is 1376663831, issued on Mar 30, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Charlene Ann Buechner, M.D. located?

The NPPES record lists a practice address at 1809 National Ave, San Diego, CA, 92113. Phone: (619) 515-2300. Providers update this record themselves, so call before visiting.

How can I verify Charlene Ann Buechner, M.D.'s license?

NPPES lists California license number A68463, 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 Charlene Ann Buechner, M.D. prescribe under Medicare Part D?

In 2024, Charlene Ann Buechner, M.D. had 13 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. 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.