Doctor profile · Federal record

Dr. Rowena Garcia Chuapoco, MD

Gastroenterology Physician (CMS: Gastroenterology) · Daly City, CA

  • NPI 1578563789
  • Accepts Medicare
  • MIPS 82.5 / 100 · 2023
  • 43 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1850 Sullivan Avenue, #520
Daly City, CA 94015
(650) 756-5000
fax (650) 756-5903

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
March 11, 2008
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A51290
Medicaid
CA #GR0092050

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578563789. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
941
Distinct HCPCS
10
Medicare allowed
$93,168
HCPCS Description Services Patients Avg allowed
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 312 25 $56
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 181 25 $73
99214 Established patient office or other outpatient visit, 30-39 minutes 125 87 $150
99213 Established patient office or other outpatient visit, 20-29 minutes 79 63 $106
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 50 22 $88
99204 New patient office or other outpatient visit, 45-59 minutes 49 49 $195
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 33 32 $128
45380 Biopsy of large bowel using a flexible endoscope 32 32 $133
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 22 22 $224
91200 Measurement of liver stiffness 22 22 $39

In context: peer comparison

Among 2 peers in Daly City Gastroenterology Physician, average services per provider: 76. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,077
Transactions
50
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 20 $434.64
Ironwood Pharmaceuticals, INC 12 $182.46
Madrigal Pharmaceuticals 3 $98.97
Gilead Sciences, INC. 3 $95.21
Phathom Pharmaceuticals, INC. 2 $61.45
Braintree Laboratories, INC. 3 $54.96
Celltrion USA INC. 2 $42.27
Intercept Pharmaceuticals, INC. 2 $40.57
Ipsen Biopharmaceuticals, INC 1 $28.26
Takeda Pharmaceuticals U.S.A., INC. 1 $20.91
Aimmune Therapeutics, INC. 1 $16.85

By nature of payment

Food and Beverage
$1,077

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
671
Patients
274
Total drug cost
$169,009
Drug Type Claims Patients Total cost
Lansoprazole Generic 169 59 $5,433
Pantoprazole Sodium Generic 88 26 $1,365
Metoclopramide Hcl Generic 62 25 $422
Linzess (Linaclotide) Brand 53 16 $58,240
Dicyclomine Hcl Generic 49 12 $761
Plenvu (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) Brand 44 44 $6,496
Dexlansoprazole Dr (Dexlansoprazole) Brand 42 17 $15,294
Rabeprazole Sodium Generic 37 19 $2,130
Famotidine Generic 22 11 $639
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 22 21 $468

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rowena Garcia Chuapoco's medical specialty?
Dr. Rowena Garcia Chuapoco practices Gastroenterology Physician in Daly City, CA.
Where does Dr. Rowena Garcia Chuapoco practice?
Dr. Rowena Garcia Chuapoco practices at 1850 Sullivan Avenue, Daly City, CA 94015. Office phone: 6507565000.
What is Dr. Rowena Garcia Chuapoco's NPI?
Dr. Rowena Garcia Chuapoco's National Provider Identifier (NPI) is 1578563789, issued by NPPES.
Does Dr. Rowena Garcia Chuapoco accept Medicare assignment?
Yes. Dr. Rowena Garcia Chuapoco accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rowena Garcia Chuapoco commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.