Physician Profile
Lee Tat Chan, M.D.
Unclaimed ProfileAbout Dr. Chan
Based in San Francisco, CA, Lee Tat Chan, M.D. is listed in the NPI registry under internal medicine. Lee Tat graduated from Eastern Virginia Medical School in 1994. According to Medicare claims data, Lee Tat cared for 639 Medicare patients across 760 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, and insertion of needle into vein for collection of blood sample.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (415) 221-0177
- Email not available
Practice Locations
416 16TH AVE
San Francisco, CA 94118
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
Procedures Most Often Billed to Medicare
760 services · 639 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
95 | As often as other peers in Internal Medicine |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
89 | More often than most peers in Internal Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
23 | As often as other peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
211 | More often than most peers in Internal Medicine |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
147 | More often than most peers in Internal Medicine |
| Administration of influenza virus vaccine | Billing code | G0008 |
90 | More often than most peers in Internal Medicine |
| Stool analysis for blood to screen for colon tumors | Lab test | 82270 |
37 | As often as other peers in Internal Medicine |
| Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | Office visit | 99211 |
25 | Less often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
17 | Less often than most peers in Internal Medicine |
| Urinalysis, manual test | Lab test | 81002 |
15 | Less often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internists at this location 4
Same specialty, same street address — most likely the same department or group.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internists in San Francisco 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Eastern Virginia Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Eastern Virginia Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Lee Tat Chan?
Lee Tat Chan is an internist in San Francisco, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
What is Lee Tat Chan's address?
Lee Tat Chan is listed at 416 16Th Ave, San Francisco, CA 94118. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Lee Tat Chan?
The number on file is (415) 221-0177. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Lee Tat Chan's NPI number?
Lee Tat Chan's National Provider Identifier is 1992728414. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Lee Tat Chan train?
Lee Tat Chan attended Eastern Virginia Medical School, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Lee Tat Chan been practicing?
Lee Tat Chan has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What procedures does Lee Tat Chan perform?
According to Medicare billing data, Lee Tat Chan performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as influenza vaccine split virus, preservative free and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Lee Tat Chan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Lee Tat Chan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.