Dianna Chhay, DPT
NPI 1770280828 · Physical Therapist · Carmichael, CA
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dianna Chhay, DPT is a Physical Therapist provider in Carmichael, CA (NPI 1770280828).
Provider details
- NPI number
- 1770280828
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- DPT
- Sex
- Female
- Sole proprietor
- No
- License
- 303676 (CA)
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
639 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 Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 190 | $23 |
| Therapy Procedure to Re-Educate Brain-To-Nerve-To-Muscle Function, Each 15 Minutes97112 | 143 | $32 |
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 111 | $21 |
| Therapy Procedure Using Water Pool to Exercises, Each 15 Minutes97113 | 90 | $33 |
| Therapy Procedure Using Functional Activities97530 | 57 | $37 |
| Therapy Procedure in a Group Setting97150 | 36 | $14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-02-09
- Last updated
- 2023-02-09
- Certified
- 2023-02-09
Frequently asked questions
- What is Dianna Chhay's NPI number?
- Dianna Chhay's National Provider Identifier (NPI) is 1770280828, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dianna Chhay's specialty?
- Dianna Chhay is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Dianna Chhay located?
- Dianna Chhay's practice location on file with NPPES is 6601 Madison Ave Ste 200, Carmichael, CA 95608-0600.
- What is Dianna Chhay's phone number?
- The practice phone number listed in the NPPES registry for Dianna Chhay is (916) 965-8900.
- Does Dianna Chhay accept Medicare?
- Dianna Chhay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dianna Chhay's NPI active?
- Yes — Dianna Chhay's NPI (1770280828) is active in the NPPES registry as of the last update on 2023-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.