Are you Alisa L. Williams MD, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 5555 Reservoir Dr Ste 307, San Diego, CA 92120
About Dr. Williams MD
Listed in the NPI registry as a specialist, Alisa L. Williams MD, M.D. practices in San Diego, CA. Alisa graduated from University of Tennessee, Hsc, College of Medicine in 1985. According to Medicare claims data, Alisa cared for 130 Medicare patients across 139 services. The services billed most often include cervical or vaginal cancer screening; pelvic and clinical breast examination, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more. NPI 1720006398 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (619) 299-3111
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
5555 RESERVOIR DR STE 307
San Diego, CA 92120
Procedures Most Often Billed to Medicare
139 services · 130 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | Billing code | G0101 |
64 | More often than most peers in Specialist |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
52 | Less often than most peers in Specialist |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
23 | Less often than most peers in Specialist |
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 specialists at this location 5
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 specialists in San Diego 7
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at University of Tennessee, Hsc, College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1985 at University of Tennessee, Hsc, College of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Alisa L. Williams MD's specialty?
Alisa L. Williams MD is a specialist in San Diego, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Alisa L. Williams MD?
Alisa L. Williams MD is listed at 5555 Reservoir Dr Ste 307, San Diego, CA 92120. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Alisa L. Williams MD?
The number on file is (619) 299-3111. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Alisa L. Williams MD's NPI number?
Alisa L. Williams MD's National Provider Identifier is 1720006398. 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
What is Alisa L. Williams MD's education?
Alisa L. Williams MD attended University of Tennessee, Hsc, College of Medicine, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How long has Alisa L. Williams MD been practicing?
Alisa L. Williams MD has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What is Alisa L. Williams MD known for?
According to Medicare billing data, Alisa L. Williams MD 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
Has Alisa L. Williams MD confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Alisa L. Williams MD. If this is you, claiming it is free.
Guide.md
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