Andrea Marie Defelice Walthers, NP
Acute Care Nurse Practitioner · Sacramento, CA
Andrea Marie Defelice Walthers, NP is an acute care nurse practitioner with a practice address in Sacramento, California, and NPI 1437781416, issued on Feb 7, 2020. Check the license (California 95012354, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Andrea Marie Defelice Walthers
- Credential
- NP
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- 95012354 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4010 V St Ste 1200, Sacramento, CA 95817
- Phone
- (916) 734-7211
- Enumerated
- Feb 7, 2020
- Record last updated
- Oct 17, 2023
- Medicare enrollment
- Enrolled (PECOS I20200311001275); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 1,810 in California → Look up another NPI →
Verify Andrea Marie Defelice Walthers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95012354Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Regents OF The Univ OF CASacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrea Marie Defelice Walthers among 1,810 acute care nurse practitioner records in California
Andrea Marie Defelice Walthers, NP is one of 1,810 acute care nurse practitioner records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 56% of them.
- NPI issued2020 · 56% of these records are older, 39% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2019 · median 2018 among the 993 with a school on file
- Record last updated2023 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in California
There are 1,810 acute care nurse practitioner records in California.
All 1,810 in California → Every provider in Sacramento → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Shelly Bergum, NPSacramento, CA 958171487854691
- Anne Findlay, RN, NPSacramento, CA 958171992917348
- Jennifer Fitzgerald, NPSacramento, CA 958171912217787
- Elaine Green, NPSacramento, CA 958171295717288
- Linda Jagels, NPSacramento, CA 958171235362690
- Jeff Kasten, N.P.Sacramento, CA 958171093799660
- Leslie Lyda, NPSacramento, CA 958171417263070
- Lori Madden, PHD, RN, ACNPSacramento, CA 958171720007479
Common questions
What is Andrea Marie Defelice Walthers, NP's NPI number?
Andrea Marie Defelice Walthers, NP's National Provider Identifier (NPI) is 1437781416, issued on Feb 7, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Andrea Marie Defelice Walthers, NP located?
The NPPES record lists a practice address at 4010 V St Ste 1200, Sacramento, CA, 95817. Phone: (916) 734-7211. Providers update this record themselves, so call before visiting.
How can I verify Andrea Marie Defelice Walthers, NP's license?
NPPES lists California license number 95012354, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
What is Andrea Marie Defelice Walthers, NP's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.