Doctor profile · Federal record

Dr. Stuart Seigel, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Endocrinology, Diabetes & Metabolism Physician · Laguna Niguel, CA

  • NPI 1073763983
  • Accepts Medicare
  • 18 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
30281 Golden Lantern
Laguna Niguel, CA 926775979
(949) 495-7144
fax (949) 495-0270
Additional location
660 Sw 39Th St, Ste 150
Renton, WA 980574912
(425) 793-4707
fax (425) 656-4046
Mailing address
11 Technology Dr
Irvine, CA 926182302

Credentials & registration

NPPES · NUCC
NPI registered
September 2008 — 18 yrs on file
Profile last updated
March 17, 2018
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
California #A147395 · Washington #MD60353269
Medicaid
WA #2027608

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073763983. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,031
Distinct HCPCS
6
Medicare allowed
$148,215
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 1,498 171 $64
99214 Established patient office or other outpatient visit, 30-39 minutes 416 136 $99
99204 New patient office or other outpatient visit, 45-59 minutes 61 61 $136
G0108 Diabetes outpatient self-management training services, individual, per 30 minutes 20 15 $57
99458 Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 19 11 $31
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 17 11 $31

In context: peer comparison

Among 2 peers in this city , average services per provider: 278. This provider delivers 7.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$266
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Corcept Therapeutics 1 $135.81
BETA BIONICS, INC. 1 $129.78

By nature of payment

Food and Beverage
$266

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
693
Patients
222
Total drug cost
$401,830
Drug Type Claims Patients Total cost
Ozempic (Semaglutide) Brand 104 31 $122,888
Jardiance (Empagliflozin) Brand 77 25 $72,761
Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) Brand 60 32 $6,913
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 54 26 $35,323
Levothyroxine Sodium Generic 54 25 $1,621
Metformin Hcl Er (Metformin Hcl) Brand 48 22 $728
Mounjaro (Tirzepatide) Brand 46 0 $49,677
Trulicity (Dulaglutide) Brand 42 21 $52,322
Glipizide Generic 38 11 $249
Novolog Flexpen (Insulin Aspart) Brand 35 14 $29,883

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stuart Seigel's medical specialty?
Dr. Stuart Seigel practices Endocrinology, Diabetes & Metabolism Physician in Laguna Niguel, CA.
Where does Dr. Stuart Seigel practice?
Dr. Stuart Seigel practices at 30281 Golden Lantern, Laguna Niguel, CA 926775979. Office phone: 9494957144.
What is Dr. Stuart Seigel's NPI?
Dr. Stuart Seigel's National Provider Identifier (NPI) is 1073763983, issued by NPPES.
Does Dr. Stuart Seigel accept Medicare assignment?
Yes. Dr. Stuart Seigel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stuart Seigel commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.