Lynette Woo-Sam, RN, FNP-BC
NPI 1427716612 · Family Nurse Practitioner · Fountain Valley, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lynette Woo-Sam, RN, FNP-BC is a Family Nurse Practitioner provider in Fountain Valley, CA (NPI 1427716612).
Provider details
- NPI number
- 1427716612
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, FNP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 756790 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
4 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
567 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 366 | $96 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 187 | $96 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 14 | $118 |
Typical Medicare-allowed amounts for these services range $96–$118 (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) |
|---|---|
| Atorvastatin Calcium | 57 |
| Linagliptinbrand: Tradjenta | 28 |
| Sitagliptin Phosphatebrand: Januvia | 26 |
| Donepezil Hcl | 23 |
| Fluticasone Propionate | 15 |
| Insulin Lisprobrand: Insulin Lispro Kwikpen U-100 | 15 |
| Ipratropium/Albuterol Sulfatebrand: Ipratropium-Albuterol | 15 |
| Isosorbide Mononitratebrand: Isosorbide Mononitrate Er | 13 |
| Meclizine Hcl | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-12-04
- Last updated
- 2022-03-17
- Certified
- 2022-03-17
Frequently asked questions
- What is Lynette Woo-Sam's NPI number?
- Lynette Woo-Sam's National Provider Identifier (NPI) is 1427716612, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lynette Woo-Sam's specialty?
- Lynette Woo-Sam is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lynette Woo-Sam located?
- Lynette Woo-Sam's practice location on file with NPPES is 18541 San Antonio St, Fountain Valley, CA 92708-7103.
- What is Lynette Woo-Sam's phone number?
- The practice phone number listed in the NPPES registry for Lynette Woo-Sam is (714) 362-7550.
- Does Lynette Woo-Sam accept Medicare?
- Lynette Woo-Sam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lynette Woo-Sam's NPI active?
- Yes — Lynette Woo-Sam's NPI (1427716612) is active in the NPPES registry as of the last update on 2022-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.