Cathy Cumberland, MD
General Practice Physician · Costa Mesa, CA
Cathy Cumberland, MD is a general practice physician with a practice address in Costa Mesa, California, and NPI 1447204656, issued on May 20, 2006. Check the license (California G47990, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Cathy Cumberland
- Credential
- MD
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- G47990 CA
Self-reported in NPPES; status is on the state search - Practice location
- 660 Baker Street Ste A102, Costa Mesa, CA 92626
- Phone
- (714) 668-2505
- Enumerated
- May 20, 2006
- Record last updated
- Jun 18, 2024
- Fax
- (714) 668-2515
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 1,956 in California → Look up another NPI →
Verify Cathy Cumberland in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G47990Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average general practice physician in 2024
199 Medicare Part D claims for 89 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.
Most prescribed
- Levofloxacin28 claims
- Amoxicillin-Clavulanate Potass13 claims
- Clindamycin Hcl11 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.
Cathy Cumberland among 1,956 general practice physician records in California
Cathy Cumberland, MD is one of 1,956 general practice physician records with a practice address in California. 48% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 66% newer
- In a Medicare fileYes · 48% of these records are
- In the CMS Doctors and Clinicians fileNo · 27% of these records are
- Record last updated2024 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in California
There are 1,956 general practice physician records in California.
All 1,956 in California → Every provider in Costa Mesa → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- De Bui, MDCosta Mesa, CA 926261619929551
- Duc Duong, M.D.Costa Mesa, CA 926261295000602
- Cuong Ha, MDCosta Mesa, CA 926261962454736
- Stewart Shimoda, MDCosta Mesa, CA 926261881646727
- Alvin Yee, M.D.Costa Mesa, CA 926261629158514
- Allan Yin, M. D.Costa Mesa, CA 926261568723856
- Joshua Leichtberg, M.D.Corona Del Mar, CA 926251972884385
- Sylvia Preminger Sharma, MDCosta Mesa, CA 926281316154065
Common questions
What is Cathy Cumberland, MD's NPI number?
Cathy Cumberland, MD's National Provider Identifier (NPI) is 1447204656, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Cathy Cumberland, MD located?
The NPPES record lists a practice address at 660 Baker Street Ste A102, Costa Mesa, CA, 92626. Phone: (714) 668-2505. Providers update this record themselves, so call before visiting.
How can I verify Cathy Cumberland, MD's license?
NPPES lists California license number G47990, 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 Cathy Cumberland, MD prescribe under Medicare Part D?
In 2024, Cathy Cumberland, MD had 199 Medicare Part D claims for 89 beneficiaries; the average among general practice physician prescribers was 3,030. 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.