Doctor profile · Federal record

Dr. Gretchen Hetzler, M.D..

Gynecology Physician · Los Alamitos, CA

  • NPI 1699861526
  • MIPS 18.7 / 100 · 2023
  • 20 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10861 Cherry St, Suite 300
Los Alamitos, CA 907205402
(562) 594-8320
fax (562) 594-9757

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
207VG0400X — NUCC code
State license (1)
California #G58400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699861526. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,419
Distinct HCPCS
7
Medicare allowed
$144,701
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 764 488 $133
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 295 295 $43
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 175 175 $49
99204 New patient office or other outpatient visit, 45-59 minutes 83 83 $180
99213 Established patient office or other outpatient visit, 20-29 minutes 51 41 $94
87210 Smear for infectious agents 38 28 $6
76830 Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 13 12 $139

In context: peer comparison

Among 1 peers in Los Alamitos Gynecology Physician, average services per provider: 202. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$900
Transactions
32
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 6 $224.47
Amgen INC. 3 $204.43
Sumitomo Pharma America, INC. 8 $132.19
Exact Sciences Corporation 4 $77.24
Hologic Sales and Service, LLC 2 $56.58
Shield Therapeutics INC 2 $50.97
Exeltis, USA INC. 2 $48.27
Abbvie INC. 1 $26.13
Millicent US INC 1 $22.12
Aspira Women's Health INC 1 $21.86
Ascend Therapeutics US, LLC 1 $18.14
Pfizer INC. 1 $17.76

By nature of payment

Food and Beverage
$800
Education
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
544
Patients
186
Total drug cost
$50,687
Drug Type Claims Patients Total cost
Estradiol Generic 138 55 $10,667
Alendronate Sodium Generic 120 38 $1,413
Valacyclovir (Valacyclovir Hcl) Brand 48 19 $2,174
Estradiol (Twice Weekly) (Estradiol) Brand 42 20 $7,161
Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) Brand 40 28 $907
Progesterone (Progesterone, Micronized) Brand 29 0 $1,435
Acyclovir Generic 19 0 $187
Premarin (Estrogens, Conjugated) Brand 18 0 $8,310
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 15 14 $257
Myrbetriq (Mirabegron) Brand 14 0 $10,487

Frequently asked questions

Auto-generated from federal data
What is Dr. Gretchen Hetzler's medical specialty?
Dr. Gretchen Hetzler practices Gynecology Physician in Los Alamitos, CA.
Where does Dr. Gretchen Hetzler practice?
Dr. Gretchen Hetzler practices at 10861 Cherry St, Los Alamitos, CA 907205402. Office phone: 5625948320.
What is Dr. Gretchen Hetzler's NPI?
Dr. Gretchen Hetzler's National Provider Identifier (NPI) is 1699861526, issued by NPPES.
What procedures does Dr. Gretchen Hetzler commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS Q0091). Source: CMS Medicare Physician & Other Practitioners file.