Doctor profile · Federal record

Dr. Thomas Cuyegkeng, MD

Hospice and Palliative Medicine (Family Medicine) Physician (CMS: Hospice/Palliative Care) · Geriatric Medicine (Family Medicine) Physician · Fullerton, CA

  • NPI 1427129337
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 E Valencia Mesa Dr Ste 311
Fullerton, CA 928353800
(714) 446-5590
fax (714) 446-5592

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
February 10, 2022
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207QH0002X — NUCC code
State license (1)
California #A53949

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427129337. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
139
Distinct HCPCS
3
Medicare allowed
$27,713
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 82 37 $194
99205 New patient office or other outpatient visit, 60-74 minutes 40 40 $237
99214 Established patient office or other outpatient visit, 30-39 minutes 17 11 $139

In context: peer comparison

Among 1 peers in this city , average services per provider: 46. This provider delivers 3.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
776
Patients
306
Total drug cost
$12,594
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 95 46 $2,426
Gabapentin Generic 91 35 $1,254
Olanzapine Generic 79 28 $1,576
Methylphenidate Hcl Generic 71 30 $1,228
Lorazepam Generic 51 24 $268
Sodium Chloride (0.9 % Sodium Chloride) Brand 49 0 $914
Quetiapine Fumarate Generic 48 11 $724
Ciprofloxacin Hcl Generic 45 20 $191
Lactulose Generic 42 27 $802
Oxycodone Hcl Generic 41 13 $489

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Cuyegkeng's medical specialty?
Dr. Thomas Cuyegkeng practices Hospice and Palliative Medicine (Family Medicine) Physician in Fullerton, CA.
Where does Dr. Thomas Cuyegkeng practice?
Dr. Thomas Cuyegkeng practices at 100 E Valencia Mesa Dr Ste 311, Fullerton, CA 928353800. Office phone: 7144465590.
What is Dr. Thomas Cuyegkeng's NPI?
Dr. Thomas Cuyegkeng's National Provider Identifier (NPI) is 1427129337, issued by NPPES.
Does Dr. Thomas Cuyegkeng accept Medicare assignment?
Yes. Dr. Thomas Cuyegkeng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Cuyegkeng commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.