Kelley S. Bitter, NP
Psychiatric/Mental Health Nurse Practitioner · Walnut, CA
Kelley S. Bitter, NP is a psychiatric/mental health nurse practitioner with a practice address in Walnut, California, and NPI 1588812812, issued on Aug 28, 2008. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kelley S. Bitter
- Credential
- NP
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License numbers
- NP10184 OH
AP60949881 WA
Self-reported in NPPES; status is on the state search - Practice location
- 340 Walnut AV, Walnut, CA 91789
- Phone
- (415) 403-2156
- Enumerated
- Aug 28, 2008
- Record last updated
- Jun 14, 2023
- Entity
- Type 1 · individual
Verify Kelley S. Bitter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
33 Medicare Part D claims, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Memantine Hcl13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
9 psychiatric/mental health nurse practitioner records list a practice address in Walnut
They are 9 of the 317 NPPES records with a practice address in Walnut, and 4,226 psychiatric/mental health nurse practitioner records in California.
All 9 in Walnut → All 4,226 in California → Every provider in Walnut →
Other psychiatric/mental health nurse practitioner records in California
- Cristina Aamot, NPSanta Ana, CA1356563167
- Calista Abaekobe, NPCulver City, CA1205590338
- Jane Abanes, NPSan Francisco, CA1821385675
- Pamela Joy Abao, NPValencia, CA1093178261
- Kazeem AbassLos Angeles, CA1518434281
- Nefretiri Abat, PMHNP-BCHayward, CA1184324014
- Oluwakemi AbayomiLos Angeles, CA1598508913
- Natasha Abbas, PMHNPLong Beach, CA1619797834
- Taha Abdelwahhab, APRN-CNP, PMHNPHayward, CA1760670616
- Ralaine Abdon, NPSacramento, CA1124699855
Common questions
What is Kelley S. Bitter, NP's NPI number?
Kelley S. Bitter, NP's National Provider Identifier (NPI) is 1588812812, issued on Aug 28, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Kelley S. Bitter, NP located?
The NPPES record lists a practice address at 340 Walnut AV, Walnut, CA, 91789. Phone: (415) 403-2156. Providers update this record themselves, so call before visiting.
How can I verify Kelley S. Bitter, NP's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Kelley S. Bitter, NP prescribe under Medicare Part D?
In 2024, Kelley S. Bitter, NP had 33 Medicare Part D claims; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.
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.