Mary Fessel, RNP
NPI 1639280886 · Women's Health Nurse Practitioner · Woodland, CA
Mary Fessel, RNP is a Women's Health Nurse Practitioner provider in Woodland, CA (NPI 1639280886).
Provider details
- NPI number
- 1639280886
- Entity type
- Individual
- Primary specialty
- Women's Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RNP
- Sex
- Female
- Sole proprietor
- No
- License
- NP 5945 (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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,271 across 10 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
- 2006-08-31
- Last updated
- 2007-07-25
Frequently asked questions
- What is Mary Fessel's NPI number?
- Mary Fessel's National Provider Identifier (NPI) is 1639280886, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Fessel's specialty?
- Mary Fessel is listed in the NPPES registry with a primary specialty of Women's Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Fessel located?
- Mary Fessel's practice location on file with NPPES is 520 Cottonwood St, Woodland, CA 95695-3603.
- What is Mary Fessel's phone number?
- The practice phone number listed in the NPPES registry for Mary Fessel is (530) 662-4646.
- Is Mary Fessel's NPI active?
- Yes — Mary Fessel's NPI (1639280886) is active in the NPPES registry as of the last update on 2007-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.