Hongjoon Ahn, MOTR/L
NPI 1023731486 · Occupational Therapist · Oakton, VA
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hongjoon Ahn, MOTR/L is a Occupational Therapist provider in Oakton, VA (NPI 1023731486).
Provider details
- NPI number
- 1023731486
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MOTR/L
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0119006495 (VA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
3 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,063 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) |
|---|---|---|
| Therapy Procedure to Re-Educate Brain-To-Nerve-To-Muscle Function, Each 15 Minutes97112 | 426 | $27 |
| Therapy Procedure Using Functional Activities97530 | 426 | $34 |
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 194 | $24 |
| Evaluation for Occupational Therapy, Typically 45 Minutes97166 | 17 | $111 |
Typical Medicare-allowed amounts for these services range $24–$111 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-09-21
- Last updated
- 2022-09-21
- Certified
- 2022-09-21
Frequently asked questions
- What is Hongjoon Ahn's NPI number?
- Hongjoon Ahn's National Provider Identifier (NPI) is 1023731486, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hongjoon Ahn's specialty?
- Hongjoon Ahn is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Hongjoon Ahn located?
- Hongjoon Ahn's practice location on file with NPPES is 10346 Southam Ln, Oakton, VA 22124-1787.
- What is Hongjoon Ahn's phone number?
- The practice phone number listed in the NPPES registry for Hongjoon Ahn is (571) 432-7220.
- Does Hongjoon Ahn accept Medicare?
- Hongjoon Ahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hongjoon Ahn's NPI active?
- Yes — Hongjoon Ahn's NPI (1023731486) is active in the NPPES registry as of the last update on 2022-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.