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PHILIP C YEE M.D.
NPI 1770666448
Internal Medicine - Gastroenterology in San Ramon, CA

Active since October 24, 2006PECOS EnrolledAccepts Medicare Assignment
87.26/100
CMS Quality Rating
5401 NORRIS CANYON RD STE 208, SAN RAMON, CA 94583(925) 275-1811(925) 275-1814 Get Directions Write a Review

NPPES record last updated: February 10, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Feb 10, 2025, Feb 6, 2020 (2 updates tracked since 2020).

About Philip C Yee M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

PHILIP C YEE M.D. (NPI 1770666448) is an individual gastroenterology provider in San Ramon, California, licensed in California (G056573) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of George Washington University School Of Medicine (1984).

NPPES Registry Identity

NPI1770666448
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NamePHILIP C YEECredential: M.D.
Location Address5401 NORRIS CANYON RD STE 208San Ramon, CA 94583-5408
Mailing Address5401 Norris Canyon Rd Ste 208San Ramon, CA 94583-5408 · (925) 275-1811 · Fax (925) 275-1814
Phone(925) 275-1811
Fax(925) 275-1814
Sole ProprietorYes
Medical School CMSGeorge Washington University School Of MedicineGraduated 1984
Enumeration DateOctober 24, 2006
Last NPPES UpdateFebruary 10, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 10, 2025
✔ NPI 1770666448 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · G056573
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
5401 NORRIS CANYON RD STE 208, San Ramon, CA 94583
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Philip C Yee M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6305941196
PECOS Enrollment IDI20091008000191
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
588 services364 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
179 services179 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
141 services139 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
99 services94 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
92 services88 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
63 services63 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94583 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.26/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.97
Promoting Interoperability85.91
Improvement Activities40

Reported Quality Measures

Appropriate Use of DXA Scans in Women Under 65 Years Who Do Not Meet the Risk Factor Profile for Osteoporotic Fracture
Lower rates are better for this measure.
3%123 patients
Breast Cancer Screening
72%413 patients4/55-star benchmark: 93%
Cervical Cancer Screening
52%363 patients3/55-star benchmark: 98%
Colorectal Cancer Screening
92%969 patients5/55-star benchmark: 88%
Controlling High Blood Pressure
75%373 patients4/55-star benchmark: 91%
Diabetes: Eye Exam
21%78 patients1/55-star benchmark: 100%
Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)
Lower rates are better for this measure.
47%78 patients3/55-star benchmark: 91%
Documentation of Current Medications in the Medical Record
62%2,667 patients2/55-star benchmark: 100%
e-Prescribing
100%481 patients5/55-star benchmark: 100%
Falls: Screening for Future Fall Risk
41%635 patients2/55-star benchmark: 100%
HIV Screening
15%817 patients2/55-star benchmark: 60%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
40%1,393 patients2/55-star benchmark: 98%
Preventive Care and Screening: Screening for Depression and Follow-Up Plan
32%1,165 patients2/55-star benchmark: 97%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients combinedPopulations: 90% · 807 patients
Patients screened: 94% · 807 patients
9%32 patients1/55-star benchmark: 100%
Provide Patients Electronic Access to Their Health Information
100%468 patients5/55-star benchmark: 100%
Statin Therapy for the Prevention and Treatment of Cardiovascular Disease
76%404 patients3/55-star benchmark: 91%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Philip Yee's NPI number?

The NPI number for Philip Yee is 1770666448. It was assigned to this individual provider in the NPPES registry on October 24, 2006.

Where is Philip Yee located?

Philip Yee practices at 5401 Norris Canyon Rd Ste 208, San Ramon, CA 94583. The listed phone number is (925) 275-1811.

What is Philip Yee's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Philip Yee enrolled in Medicare?

Yes. Philip Yee is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Philip Yee was last updated on February 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.