Lois Falk, N.P.
NPI 1346332335 · Nurse Practitioner · Gualala, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lois Falk, N.P. is a Nurse Practitioner provider in Gualala, CA (NPI 1346332335).
Provider details
- NPI number
- 1346332335
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- NP2525 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 70 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 180 | 51 |
| Atorvastatin Calcium | 142 | 41 |
| Hydrochlorothiazide | 112 | 28 |
| Gabapentin | 112 | 28 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 90 | 15 |
| Amlodipine Besylate | 83 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 across 1 record (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
Registry dates
- Enumerated
- 2006-09-28
- Last updated
- 2011-10-26
Frequently asked questions
- What is Lois Falk's NPI number?
- Lois Falk's National Provider Identifier (NPI) is 1346332335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lois Falk's specialty?
- Lois Falk is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lois Falk located?
- Lois Falk's practice location on file with NPPES is 46900 Ocean Dr, Gualala, CA 95445-8353.
- What is Lois Falk's phone number?
- The practice phone number listed in the NPPES registry for Lois Falk is (707) 884-4005.
- Does Lois Falk accept Medicare?
- Lois Falk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lois Falk's NPI active?
- Yes — Lois Falk's NPI (1346332335) is active in the NPPES registry as of the last update on 2011-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.