Physician Profile
Unclaimed ProfileAbout KO
No biography has been added yet. Is this you? Claim this profile to add one.
Education & Training
Areas of Expertise
Common questions
What does Dr. Ko specialise in?
Dr. Ko is a neurology in San Francisco, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NEUROLOGY”.
NPI registry
Where is Dr. Ko located?
Dr. Ko is listed at 400 PARNASSUS AVE FL 8, San Francisco, CA 94143. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Ko's phone number?
The number on file is (415) 353-1489. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Ko?
Dr. Ko's National Provider Identifier is 1821029059. 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. Ko go to medical school?
Dr. Ko attended Other, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ko have?
Dr. Ko has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Ko do most often?
According to Medicare billing data, Dr. Ko provides treatments such as ultrasound of both sides of head and neck blood flow and complete ultrasound of within the brain blood flow, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ko's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ko. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 353-1489
- Email not available
Practice Locations
400 PARNASSUS AVE FL 8
San Francisco, CA 94143
Procedures Most Often Billed to Medicare
492 services · 389 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
226 |
| Complete ultrasound of within the brain blood flow | Treatment | 93886 |
18 |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
12 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
66 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
53 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
33 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
31 |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
28 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
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 neurology specialists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 31 related providers in 4 groups
Other neurology specialists in San Francisco 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound of both sides of head and neck blood flow 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.