Ailin Ko, PA
NPI 1356917421 · Physician Assistant · Covina, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ailin Ko, PA is a Physician Assistant provider in Covina, CA (NPI 1356917421).
Provider details
- NPI number
- 1356917421
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
128 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 64 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 25 | $118 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 22 | $119 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 17 | $18 |
Typical Medicare-allowed amounts for these services range $18–$119 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 73 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 234 | 101 |
| Losartan Potassium | 153 | 66 |
| Amlodipine Besylate | 114 | 48 |
| Metformin Hcl | 101 | 43 |
| Levothyroxine Sodium | 85 | 31 |
| Apixabanbrand: Eliquis | 82 | 29 |
| Baclofen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-05-31
- Last updated
- 2025-12-28
- Certified
- 2025-12-28
Frequently asked questions
- What is Ailin Ko's NPI number?
- Ailin Ko's National Provider Identifier (NPI) is 1356917421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ailin Ko's specialty?
- Ailin Ko is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ailin Ko located?
- Ailin Ko's practice location on file with NPPES is 420 W Rowland St, Covina, CA 91723-2943.
- What is Ailin Ko's phone number?
- The practice phone number listed in the NPPES registry for Ailin Ko is (626) 331-6411.
- Does Ailin Ko accept Medicare?
- Ailin Ko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ailin Ko's NPI active?
- Yes — Ailin Ko's NPI (1356917421) is active in the NPPES registry as of the last update on 2025-12-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.