Doctor profile · Federal record

Dr. Sandra Sunhee Park, MD

Gastroenterology Physician (CMS: Gastroenterology) · Student in an Organized Health Care Education/Training Program · Internal Medicine Physician · Orange, CA

  • NPI 1225305915
  • Accepts Medicare
  • MIPS 91.2 / 100 · 2023
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
101 the City Dr S Bldg 22C
Orange, CA 928683201
(888) 717-4463
Additional location
9500 Gilman Dr, University of California, San Diego
La Jolla, CA 920935004
(858) 290-5468
Mailing address
200 S Manchester Ave Ste 300
Orange, CA 928683219

Credentials & registration

NPPES · NUCC
NPI registered
November 2011 — 15 yrs on file
Profile last updated
April 10, 2023
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A118835

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225305915. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
592
Distinct HCPCS
10
Medicare allowed
$86,497
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 123 117 $129
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 92 89 $99
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 87 82 $263
99214 Established patient office or other outpatient visit, 30-39 minutes 72 62 $102
99215 Established patient office or other outpatient visit, 40-54 minutes 53 45 $151
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 30 30 $137
99204 New patient office or other outpatient visit, 45-59 minutes 28 28 $140
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 21 12 $125
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 17 17 $182
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 17 14 $83

In context: peer comparison

Among 16 peers in Orange Gastroenterology Physician, average services per provider: 65. This provider delivers 9.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$28,315
Transactions
31
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 13 $11,964.90
Lilly USA, LLC 10 $10,839.91
Celltrion USA INC. 2 $2,727.33
Janssen Scientific Affairs, LLC 3 $1,851.48
Medtronic, INC. 1 $722.82
Phathom Pharmaceuticals, INC. 1 $123.86
Janssen Biotech, INC. 1 $84.99

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$20,925
Consulting Fee
$4,195
Travel and Lodging
$2,430
Food and Beverage
$681
Education
$85

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
639
Patients
265
Total drug cost
$2,157,259
Drug Type Claims Patients Total cost
Omeprazole Generic 141 58 $3,082
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 97 94 $7,746
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 73 67 $1,807
Stelara (Ustekinumab) Brand 64 0 $1,773,390
Mesalamine Generic 61 11 $29,827
Famotidine Generic 37 12 $442
Remicade (Infliximab) Brand 27 0 $164,330
Pantoprazole Sodium Generic 24 0 $258
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 23 23 $369
Dicyclomine Hcl Generic 20 0 $992

Frequently asked questions

Auto-generated from federal data
What is Dr. Sandra Sunhee Park's medical specialty?
Dr. Sandra Sunhee Park practices Gastroenterology Physician in Orange, CA.
Where does Dr. Sandra Sunhee Park practice?
Dr. Sandra Sunhee Park practices at 101 the City Dr S Bldg 22C, Orange, CA 928683201. Office phone: 8887174463.
What is Dr. Sandra Sunhee Park's NPI?
Dr. Sandra Sunhee Park's National Provider Identifier (NPI) is 1225305915, issued by NPPES.
Does Dr. Sandra Sunhee Park accept Medicare assignment?
Yes. Dr. Sandra Sunhee Park accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sandra Sunhee Park commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.