Doctor profile · Federal record

Dr. Siamak Elyasi, M.D.

Family Medicine Physician · Pittsburg, CA

  • NPI 1467407809
  • 20 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2220 Gladstone Dr, Suite 3
Pittsburg, CA 945655123
(925) 779-9601
fax (925) 432-4590

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
August 26, 2019
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A50205
Medicaid
CA #00A502050

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467407809. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
525
Distinct HCPCS
4
Medicare allowed
$54,107
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 265 38 $74
99213 Established patient office or other outpatient visit, 20-29 minutes 119 81 $109
99214 Established patient office or other outpatient visit, 30-39 minutes 106 78 $152
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 35 35 $156

In context: peer comparison

Among 1 peers in Pittsburg Family Medicine Physician, average services per provider: 131. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,290
Patients
477
Total drug cost
$22,254
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 172 74 $1,866
Levothyroxine Sodium Generic 132 35 $2,606
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 129 35 $3,983
Atorvastatin Calcium Generic 124 49 $1,856
Lisinopril Generic 118 50 $1,171
Metformin Hcl Generic 82 34 $835
Lovastatin Generic 70 25 $938
Furosemide Generic 68 20 $546
Omeprazole Generic 67 29 $1,642
Gabapentin Generic 65 23 $1,602

Frequently asked questions

Auto-generated from federal data
What is Dr. Siamak Elyasi's medical specialty?
Dr. Siamak Elyasi practices Family Medicine Physician in Pittsburg, CA.
Where does Dr. Siamak Elyasi practice?
Dr. Siamak Elyasi practices at 2220 Gladstone Dr, Pittsburg, CA 945655123. Office phone: 9257799601.
What is Dr. Siamak Elyasi's NPI?
Dr. Siamak Elyasi's National Provider Identifier (NPI) is 1467407809, issued by NPPES.
What procedures does Dr. Siamak Elyasi commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.