NPPES file of Aug 9, 2026

Mark Edward Whalen, DMD

General Practice Dentistry · Cerritos, CA

Mark Edward Whalen, DMD is a general practice dentistry with a practice address in Cerritos, California, and NPI 1679676084, issued on Sep 7, 2006. Check the license (California 032778, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679676084
Name
Mark Edward Whalen
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
032778 CA
Self-reported in NPPES; status is on the state search
Practice location
10945 South Street, Cerritos, CA 90703
Phone
(562) 929-6994
Enumerated
Sep 7, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(562) 924-7760
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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Verify Mark Edward Whalen 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 032778
    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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86% fewer Medicare Part D claims than the average general practice dentistry in 2024

12 Medicare Part D claims, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Mark Whalen12
  2. Specialty average83

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.

Mark Edward Whalen among 17,852 general practice dentistry records in California

Mark Edward Whalen, DMD is one of 17,852 general practice dentistry records with a practice address in California. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 71% newer
  • In a Medicare fileYes · 57% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

42 general practice dentistry records list a practice address in Cerritos

They are 42 of the 1,842 NPPES records with a practice address in Cerritos, and 17,852 general practice dentistry records in California.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Jay Azling, DDSCerritos, CA 907031477619435
  2. Andrew Chin, D.D.SCerritos, CA 907031467505123
  3. Bhavin Gandhi, DDSCerritos, CA 907031881785376
  4. Ihaab GuerguisCerritos, CA 907031568527521
  5. Deborah Kim, DDSCerritos, CA 907031033290184
  6. Maria Cristina LatCerritos, CA 907031609929934
  7. Ching Cheng Liu, D.D.S.Cerritos, CA 907031174694210
  8. Fred Matsumoto, D.D.S.Cerritos, CA 907031659479582

Common questions

What is Mark Edward Whalen, DMD's NPI number?

Mark Edward Whalen, DMD's National Provider Identifier (NPI) is 1679676084, issued on Sep 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Edward Whalen, DMD located?

The NPPES record lists a practice address at 10945 South Street, Cerritos, CA, 90703. Phone: (562) 929-6994. Providers update this record themselves, so call before visiting.

How can I verify Mark Edward Whalen, DMD's license?

NPPES lists California license number 032778, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Edward Whalen, DMD prescribe under Medicare Part D?

In 2024, Mark Edward Whalen, DMD had 12 Medicare Part D claims; the average among general practice dentistry prescribers was 83. 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.