Doctor profile · Federal record

Dr. Philip Yee, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · San Ramon, CA

  • NPI 1770666448
  • Accepts Medicare
  • MIPS 87.3 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5401 Norris Canyon RD Ste 208
San Ramon, CA 945835408
(925) 275-1811
fax (925) 275-1814

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
February 10, 2025
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #G056573

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770666448. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,319
Distinct HCPCS
10
Medicare allowed
$175,905
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 571 333 $109
99203 New patient office or other outpatient visit, 30-44 minutes 163 163 $133
45380 Biopsy of large bowel using a flexible endoscope 144 142 $152
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 101 91 $103
99214 Established patient office or other outpatient visit, 30-39 minutes 100 92 $152
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 74 74 $285
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 70 29 $90
45378 Diagnostic exam of large bowel using a flexible endoscope 42 42 $207
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 30 29 $147
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 13 13 $147

In context: peer comparison

Among 2 peers in San Ramon Gastroenterology Physician, average services per provider: 121. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,488
Transactions
64
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 17 $344.62
Janssen Biotech, INC. 10 $219.90
Madrigal Pharmaceuticals 3 $180.61
Celltrion USA INC. 9 $156.84
Takeda Pharmaceuticals U.S.A., INC. 4 $118.89
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 5 $100.59
Phathom Pharmaceuticals, INC. 4 $97.93
Gilead Sciences, INC. 3 $82.29
Vivus LLC 5 $73.25
Braintree Laboratories, INC. 2 $47.60
Fresenius Kabi USA, LLC 1 $41.86
Ardelyx, INC. 1 $23.66

By nature of payment

Food and Beverage
$1,436
Education
$52

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
867
Patients
341
Total drug cost
$212,356
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 379 118 $5,445
Linzess (Linaclotide) Brand 73 15 $41,949
Creon (Lipase/Protease/Amylase) Brand 55 13 $116,376
Omeprazole Generic 52 20 $1,266
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 50 50 $4,017
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 44 44 $7,378
Amitriptyline Hcl Generic 39 11 $433
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 35 35 $6,177
Dicyclomine Hcl Generic 23 0 $963
Mesalamine Generic 23 0 $13,514

Frequently asked questions

Auto-generated from federal data
What is Dr. Philip Yee's medical specialty?
Dr. Philip Yee practices Gastroenterology Physician in San Ramon, CA.
Where does Dr. Philip Yee practice?
Dr. Philip Yee practices at 5401 Norris Canyon RD Ste 208, San Ramon, CA 945835408. Office phone: 9252751811.
What is Dr. Philip Yee's NPI?
Dr. Philip Yee's National Provider Identifier (NPI) is 1770666448, issued by NPPES.
Does Dr. Philip Yee accept Medicare assignment?
Yes. Dr. Philip Yee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Philip Yee commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.