Doctor profile · Federal record

Dr. Greta Jo

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Student in an Organized Health Care Education/Training Program · Mission Viejo, CA

  • NPI 1417122086
  • Accepts Medicare
  • 18 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
26522 la Alameda Ste 370
Mission Viejo, CA 92691
(949) 600-7864
Additional location
921 Gessner RD Ste 226
Houston, TX 770242501
(713) 242-3439

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
May 26, 2019
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
California #A147242 · Texas #P2690

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417122086. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
75
Distinct HCPCS
4
Medicare allowed
$10,012
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 22 22 $129
00812 Anesthesia for exam of colon using an endoscope 22 22 $112
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 17 17 $135
00813 Anesthesia for procedure on small and large bowel using an endoscope 14 14 $172

In context: peer comparison

Among 14 peers in Mission Viejo Anesthesiology Physician, average services per provider: 18. This provider delivers 4.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Greta Jo's medical specialty?
Dr. Greta Jo practices Anesthesiology Physician in Mission Viejo, CA.
Where does Dr. Greta Jo practice?
Dr. Greta Jo practices at 26522 la Alameda Ste 370, Mission Viejo, CA 92691. Office phone: 9496007864.
What is Dr. Greta Jo's NPI?
Dr. Greta Jo's National Provider Identifier (NPI) is 1417122086, issued by NPPES.
Does Dr. Greta Jo accept Medicare assignment?
Yes. Dr. Greta Jo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Greta Jo commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.