Ly-An Dao, NP
NPI 1659803310 · Nurse Practitioner · Orange, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ly-An Dao, NP is a Nurse Practitioner provider in Orange, CA (NPI 1659803310).
Provider details
- NPI number
- 1659803310
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 95006283 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
386 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 316 | $91 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 53 | $62 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 17 | $122 |
Typical Medicare-allowed amounts for these services range $62–$122 (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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 69 | 32 |
| Apixabanbrand: Eliquis | 58 | 17 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 44 | 34 |
| Amlodipine Besylate | 38 | 17 |
| Carvedilol | 36 | 16 |
| Atorvastatin Calcium | 32 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$443 across 6 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
Additional practice locations (1)
- 8820 Sycamore AveWestminster, CA 92683-5497Phone: (714) 548-0405
Registry dates
- Enumerated
- 2017-03-31
- Last updated
- 2024-01-18
- Certified
- 2024-01-18
Frequently asked questions
- What is Ly-An Dao's NPI number?
- Ly-An Dao's National Provider Identifier (NPI) is 1659803310, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ly-An Dao's specialty?
- Ly-An Dao is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ly-An Dao located?
- Ly-An Dao's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Ly-An Dao's phone number?
- The practice phone number listed in the NPPES registry for Ly-An Dao is (714) 880-7812.
- Does Ly-An Dao accept Medicare?
- Ly-An Dao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ly-An Dao's NPI active?
- Yes — Ly-An Dao's NPI (1659803310) is active in the NPPES registry as of the last update on 2024-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.