Agata Chalfin, FNP
NPI 1639533573 · Family Nurse Practitioner · Redway, CA
Agata Chalfin, FNP is a Family Nurse Practitioner provider in Redway, CA (NPI 1639533573).
Provider details
- NPI number
- 1639533573
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 95009471 (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
10 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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 65 | 23 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 62 | 29 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 57 | 41 |
| Azithromycin | 52 | 51 |
| Amlodipine Besylate | 45 | 15 |
| Atorvastatin Calcium | 39 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$41 across 2 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
Registry dates
- Enumerated
- 2016-04-06
- Last updated
- 2024-01-22
- Certified
- 2023-09-17
Frequently asked questions
- What is Agata Chalfin's NPI number?
- Agata Chalfin's National Provider Identifier (NPI) is 1639533573, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Agata Chalfin's specialty?
- Agata Chalfin is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Agata Chalfin located?
- Agata Chalfin's practice location on file with NPPES is 101 West Coast Rd., Redway, CA 95560.
- What is Agata Chalfin's phone number?
- The practice phone number listed in the NPPES registry for Agata Chalfin is (707) 923-2783.
- Is Agata Chalfin's NPI active?
- Yes — Agata Chalfin's NPI (1639533573) is active in the NPPES registry as of the last update on 2024-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.