Physician Profile
Unclaimed ProfileAbout VAUGHAN
Listed in the NPI registry as a hospitalist, Michael Vaughan, MD practices in San Francisco, CA. Michael graduated from Warren Alpert Medical School of Brown University in 1997. Michael is also listed as specializing in family medicine. Medicare claims data shows Michael provided 1,274 services to 747 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
- (415) 505-1532
- Email not available
Practice Locations
2340 CLAY ST
San Francisco, CA 94115
Procedures Most Often Billed to Medicare
1,274 services · 747 patients · 8 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
611 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
241 |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
165 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
69 |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
66 |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
49 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
48 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
25 |
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 hospitalists at this location 1
Same specialty, same street address — most likely the same department or group.
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 hospitalists in San Francisco 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Warren Alpert Medical School of Brown University 8
Other providers in the same specialty who trained at the same institution.
Class of 1997 at Warren Alpert Medical School of Brown University 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Vaughan specialize in?
Dr. Vaughan is a hospitalist in San Francisco, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HOSPITALIST”.
NPI registry
Where is Dr. Vaughan located?
Dr. Vaughan is listed at 2340 CLAY ST, San Francisco, CA 94115. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Vaughan's phone number?
The number on file is (415) 505-1532. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Vaughan?
Dr. Vaughan's National Provider Identifier is 1295841955. 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. Vaughan go to medical school?
Dr. Vaughan attended Warren Alpert Medical School of Brown University, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Vaughan have?
Dr. Vaughan has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Vaughan do most often?
According to Medicare billing data, Dr. Vaughan the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Vaughan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Vaughan. 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.