Doctor profile · Federal record

Dr. TRACY SIEGFRIED, M.D.

Internal Medicine Physician (CMS: INTERNAL MEDICINE) · LAGUNA HILLS, CA

  • NPI 1366598591
  • Accepts Medicare
  • MIPS 79.0 / 100 · 2023
  • 32 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
24331 EL TORO RD STE 330
LAGUNA HILLS, CA 926372754
(949) 716-0833
fax (949) 716-0830
Additional location
24221 Calle De La Louisa, Suite 400
Laguna Hills, CA 926537638
(949) 465-8155
fax (949) 465-8159
Mailing address
PO BOX 35380
LAS VEGAS, NV 891335380

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
November 28, 2025
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A62919

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366598591. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,948
Distinct HCPCS
10
Medicare allowed
$121,975
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 425 252 $138
G0446 Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes 232 232 $28
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 226 226 $141
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 160 157 $16
36415 Insertion of needle into vein for collection of blood sample 125 94 $8
80053 Blood test, comprehensive group of blood chemicals 109 92 $10
80061 Blood test, lipids (cholesterol and triglycerides) 98 87 $13
82607 Cyanocobalamin (vitamin b-12) level 92 85 $15
84443 Blood test, thyroid stimulating hormone (tsh) 90 82 $16
82306 Vitamin d-3 level 88 81 $29

In context: peer comparison

Among 14 peers in this city , average services per provider: 136. This provider delivers 14× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,425
Patients
968
Total drug cost
$59,734
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 584 164 $10,818
Levothyroxine Sodium Generic 487 130 $10,729
Amlodipine Besylate Generic 373 99 $3,855
Lisinopril Generic 277 72 $3,761
Losartan Potassium Generic 264 73 $4,901
Rosuvastatin Calcium Generic 213 73 $6,058
Omeprazole Generic 191 60 $3,679
Simvastatin Generic 189 53 $2,831
Metformin Hcl Generic 164 45 $2,004
Trazodone Hcl Generic 131 31 $1,252

Hospital affiliations

CMS Hospital Compare