Diana Diep, DPT
NPI 1083182752 · Physical Therapist · Annandale, VA
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Diep, DPT is a Physical Therapist provider in Annandale, VA (NPI 1083182752).
Provider details
- NPI number
- 1083182752
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- DPT
- Sex
- Female
- Sole proprietor
- No
- License
- 5501304081 (MI)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
7 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
1,550 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 | 475 | $29 |
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 426 | $23 |
| Therapy Procedure Using Functional Activities97530 | 382 | $37 |
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 233 | $22 |
| Evaluation for Physical Therapy, Typically 30 Minutes97162 | 34 | $111 |
Typical Medicare-allowed amounts for these services range $22–$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
- 2018-11-11
- Last updated
- 2025-09-25
- Certified
- 2025-09-25
Frequently asked questions
- What is Diana Diep's NPI number?
- Diana Diep's National Provider Identifier (NPI) is 1083182752, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Diep's specialty?
- Diana Diep is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Diana Diep located?
- Diana Diep's practice location on file with NPPES is 3299 Woodburn Rd Ste 480, Annandale, VA 22003-7333.
- What is Diana Diep's phone number?
- The practice phone number listed in the NPPES registry for Diana Diep is (703) 892-6500.
- Does Diana Diep accept Medicare?
- Diana Diep is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Diep's NPI active?
- Yes — Diana Diep's NPI (1083182752) is active in the NPPES registry as of the last update on 2025-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.