Andrew Ko, MD
NPI 1093817785 · Neurological Surgery Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Ko, MD is a Neurological Surgery Physician provider in Seattle, WA (NPI 1093817785).
Provider details
- NPI number
- 1093817785
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD60273999 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
139 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Removal of Skull Bone With Computer-Assisted Insertion of Neurostimulator Electrodes in Brain With Recording, First Array61867 | 19 | $2,505 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 19 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 18 | $104 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 17 | $140 |
| Removal of Skull Bone With Computer-Assisted Insertion of Neurostimulator Electrodes in Brain With Recording, Each Additional Array61868 | 15 | $533 |
| Insertion of Brain Neurostimulator Pulse Device With Connection to 2 Or More Electrode Arrays |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$989 across 19 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-02
- Last updated
- 2014-06-02
Frequently asked questions
- What is Andrew Ko's NPI number?
- Andrew Ko's National Provider Identifier (NPI) is 1093817785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Ko's specialty?
- Andrew Ko is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Ko located?
- Andrew Ko's practice location on file with NPPES is 908 Jefferson St, Seattle, WA 98104-2433.
- What is Andrew Ko's phone number?
- The practice phone number listed in the NPPES registry for Andrew Ko is (206) 744-9300.
- Does Andrew Ko accept Medicare?
- Andrew Ko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Ko's NPI active?
- Yes — Andrew Ko's NPI (1093817785) is active in the NPPES registry as of the last update on 2014-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.