Doctor profile · Federal record

Dr. Barton Billeci, MD

Adolescent Medicine (Internal Medicine) Physician · Irvine, CA

  • NPI 1154407237
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4050 Barranca Pkwy, Suite 250
Irvine, CA 926047706
(949) 653-1173
fax (949) 653-1152

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
207RA0000X — NUCC code
State license (1)
California #G0768740

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154407237. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
253
Distinct HCPCS
3
Medicare allowed
$29,085
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 120 64 $91
99214 Established patient office or other outpatient visit, 30-39 minutes 90 69 $135
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 43 43 $140

In context: peer comparison

Among 1 peers in Irvine Adolescent Medicine (Internal Medicine) Physician, average services per provider: 84. This provider delivers 3.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,217
Patients
409
Total drug cost
$14,670
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 145 40 $1,136
Atorvastatin Calcium Generic 133 40 $1,584
Losartan Potassium Generic 103 29 $1,161
Azithromycin Generic 98 66 $406
Hydrochlorothiazide Generic 95 28 $562
Rosuvastatin Calcium Generic 95 28 $2,155
Levothyroxine Sodium Generic 88 23 $1,478
Metformin Hcl ER (Metformin Hcl) Brand 77 23 $1,615
Zolpidem Tartrate Generic 72 12 $450
Escitalopram Oxalate Generic 60 16 $1,118

Frequently asked questions

Auto-generated from federal data
What is Dr. Barton Billeci's medical specialty?
Dr. Barton Billeci practices Adolescent Medicine (Internal Medicine) Physician in Irvine, CA.
Where does Dr. Barton Billeci practice?
Dr. Barton Billeci practices at 4050 Barranca Pkwy, Irvine, CA 926047706. Office phone: 9496531173.
What is Dr. Barton Billeci's NPI?
Dr. Barton Billeci's National Provider Identifier (NPI) is 1154407237, issued by NPPES.
What procedures does Dr. Barton Billeci commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.