Thomas X. Cuyegkeng, MD
Hospice and Palliative Medicine (Family Medicine) Physician · Fullerton, CA
Thomas X. Cuyegkeng, MD is a hospice and palliative medicine (family medicine) physician with a practice address in Fullerton, California, and NPI 1427129337, issued on Nov 13, 2006. Check the license (California A53949, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Thomas X. Cuyegkeng
- Credential
- MD
- Primary taxonomy
- Hospice and Palliative Medicine (Family Medicine) Physician 207QH0002X
- License number
- A53949 CA
Self-reported in NPPES; status is on the state search - Practice location
- 100 E Valencia Mesa Dr Ste 311, Fullerton, CA 92835
- Phone
- (714) 446-5590
- Enumerated
- Nov 13, 2006
- Record last updated
- Feb 10, 2022
- Fax
- (714) 446-5592
- Medicare enrollment
- Enrolled (PECOS I20081202000412); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hospice and palliative medicine (family medicine) physician records → All 128 in California → Look up another NPI →
Also registered at 100 E Valencia Mesa Dr Ste 311
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thomas X. Cuyegkeng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A53949Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% more Medicare Part D claims than the average hospice and palliative medicine (family medicine) physician in 2024
2,056 Medicare Part D claims for 222 beneficiaries, against an average of 1,129 among the 731 providers of this specialty who prescribed in Part D. 307 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen121 claims
- Methylphenidate Hcl117 claims
- Gabapentin85 claims
- Olanzapine80 claims
- Lactulose60 claims
- Lorazepam51 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.
Bills Medicare through one group practice
- Providence Medical FoundationFullerton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas X. Cuyegkeng among 128 hospice and palliative medicine (family medicine) physician records in California
Thomas X. Cuyegkeng, MD is one of 128 hospice and palliative medicine (family medicine) physician records with a practice address in California. 81% 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, 72% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1986 · median 2009 among the 80 with a school on file
- Record last updated2022 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QH0002X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospice and Palliative Medicine (Family Medicine) Physician providers in California
There are 128 hospice and palliative medicine (family medicine) physician records in California.
All 128 in California → Every provider in Fullerton → Hospice and Palliative Medicine (Family Medicine) Physician nationwide →
The 8 hospice and palliative medicine (family medicine) physician records with the nearest ZIP codes
- James Mayo, MDAnaheim, CA 928071376614263
- Shiho Ito, MDOrange, CA 928681114046414
- Michael Nisco, M.D.Orange, CA 928681538159124
- Cherine Moazam, D.O.Santa Ana, CA 927051225423379
- Jason Abney, DOLadera Ranch, CA 926941992982052
- James Helmer, M.D.Ventura, CA 930031417984279
- Habib Khan, MDVentura, CA 930041639457260
- Adam Kendall, M.D., M.P.H.Newport Beach, CA 926631750431219
Common questions
What is Thomas X. Cuyegkeng, MD's NPI number?
Thomas X. Cuyegkeng, MD's National Provider Identifier (NPI) is 1427129337, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas X. Cuyegkeng, MD located?
The NPPES record lists a practice address at 100 E Valencia Mesa Dr Ste 311, Fullerton, CA, 92835. Phone: (714) 446-5590. Providers update this record themselves, so call before visiting.
How can I verify Thomas X. Cuyegkeng, MD's license?
NPPES lists California license number A53949, 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 Thomas X. Cuyegkeng, MD prescribe under Medicare Part D?
In 2024, Thomas X. Cuyegkeng, MD had 2,056 Medicare Part D claims for 222 beneficiaries; the average among hospice and palliative medicine (family medicine) physician prescribers was 1,129. 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.