Physician Profile
Unclaimed ProfileAbout YI
Based in Philadelphia, PA, William Yi, M.D is listed in the NPI registry under general surgery. William graduated from Vanderbilt University School of Medicine in 2009. William is also listed as specializing in internal medicine and surgery. Medicare claims data shows William provided 105 services to 100 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (215) 662-4000
- Email not available
Practice Locations
3400 SPRUCE STREET
Philadelphia, PA 19104
Procedures Most Often Billed to Medicare
105 services · 100 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of gallbladder using an endoscope | Procedure | 47562 |
11 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
35 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
16 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
16 |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
14 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
13 |
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.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other general surgeons in Philadelphia 8
Same specialty, same city.
Trained at Vanderbilt University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2009 at Vanderbilt University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of gallbladder using an endoscope 8
Providers in PA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Yi?
Dr. Yi is a general surgeon in Philadelphia, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GENERAL SURGERY”.
NPI registry
What is Dr. Yi's address?
Dr. Yi is listed at 3400 SPRUCE STREET, Philadelphia, PA 19104. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Yi?
The number on file is (215) 662-4000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Yi?
Dr. Yi's National Provider Identifier is 1861628729. 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 Dr. Yi train?
Dr. Yi attended Vanderbilt University School of Medicine, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Yi have?
Dr. Yi has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Yi perform?
According to Medicare billing data, Dr. Yi performs procedures including removal of gallbladder using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Yi's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Yi. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.