Doctor profile · Federal record

Dr. Gregory Simmons, M.D.

Emergency Medicine Physician · Santa Maria, CA

  • NPI 1205154887
  • MIPS 86.3 / 100 · 2023
  • 16 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1400 E Church St
Santa Maria, CA 934545906
(805) 739-3114
Mailing address
1809 Cliff Dr Ste A
Santa Barbara, CA 931091649

Credentials & registration

NPPES · NUCC
NPI registered
May 2010 — 16 yrs on file
Profile last updated
September 1, 2010
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A111508

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205154887. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
844
Distinct HCPCS
4
Medicare allowed
$90,065
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 368 354 $175
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 334 291 $8
99284 Emergency department visit with moderate level of medical decision making 80 80 $121
99291 Critical care, first 30-74 minutes 62 62 $214

In context: peer comparison

Among 10 peers in Santa Maria Emergency Medicine Physician, average services per provider: 155. This provider delivers 5.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
73
Patients
72
Total drug cost
$393
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 30 30 $176
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 20 20 $87
Furosemide Generic 12 11 $22
Cefuroxime (Cefuroxime Axetil) Brand 11 11 $109

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Simmons's medical specialty?
Dr. Gregory Simmons practices Emergency Medicine Physician in Santa Maria, CA.
Where does Dr. Gregory Simmons practice?
Dr. Gregory Simmons practices at 1400 E Church St, Santa Maria, CA 934545906. Office phone: 8057393114.
What is Dr. Gregory Simmons's NPI?
Dr. Gregory Simmons's National Provider Identifier (NPI) is 1205154887, issued by NPPES.
What procedures does Dr. Gregory Simmons commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.