NPPES file of Aug 9, 2026

Rebecca Marsh, DDS

General Practice Dentistry · San Diego, CA

Rebecca Marsh, DDS is a general practice dentistry with a practice address in San Diego, California, and NPI 1124115464, issued on Oct 6, 2006. Check the license (California 50317, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124115464
Name
Rebecca Marsh
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
50317 CA
Self-reported in NPPES; status is on the state search
Practice location
306 Walnut Ave Ste 23, San Diego, CA 92103
Phone
(619) 564-7156
Enumerated
Oct 6, 2006
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 306 Walnut Ave Ste 23

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

  1. Stephen Tornay, D.D.S.Dentist1386799765

Verify Rebecca Marsh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 50317
    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
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49% fewer Medicare Part D claims than the average general practice dentistry in 2024

42 Medicare Part D claims for 28 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Rebecca Marsh42
  2. Specialty average83

Most prescribed

  1. Amoxicillin16 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.

Industry payments in 2024: $47.92

1 payment: food and beverage; the largest payer was Solventum Corporation. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rebecca Marsh$47.92
  2. Specialty average$597.01

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

647 general practice dentistry records list a practice address in San Diego

They are 647 of the 52,937 NPPES records with a practice address in San Diego, and 17,852 general practice dentistry records in California.

Other general practice dentistry records in California

  1. Ronald Aanerud, DDSSan Diego, CA1871752931
  2. Steven Aaronson, D.D.S.Santa Monica, CA1265455851
  3. Shahrzad Aarup, DDSPomona, CA1265784367
  4. Al Abad, DDSSan Jose, CA1104992148
  5. Erwin Abad, D.D.S.Canoga Park, CA1861590093
  6. Francine Abad, DDSSan Francisco, CA1942700810
  7. Maria Abad, D.D.S.Norwalk, CA1215006754
  8. Mark Ryan Abad, DDSDaly City, CA1770357394
  9. Sanaz Abadi, D.D.S.Los Angeles, CA1699934026
  10. Ernesto Abadilla, DDSPalm Desert, CA1508063801

Common questions

What is Rebecca Marsh, DDS's NPI number?

Rebecca Marsh, DDS's National Provider Identifier (NPI) is 1124115464, issued on Oct 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Rebecca Marsh, DDS located?

The NPPES record lists a practice address at 306 Walnut Ave Ste 23, San Diego, CA, 92103. Phone: (619) 564-7156. Providers update this record themselves, so call before visiting.

How can I verify Rebecca Marsh, DDS's license?

NPPES lists California license number 50317, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Rebecca Marsh, DDS prescribe under Medicare Part D?

In 2024, Rebecca Marsh, DDS had 42 Medicare Part D claims for 28 beneficiaries; the average among general practice dentistry prescribers was 83. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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 27, 2026.