Grayson Castro, NP
Nurse Practitioner · Sacramento, CA
Grayson Castro, NP is a nurse practitioner with a practice address in Sacramento, California, and NPI 1972377935, issued on Nov 9, 2023. Check the license (California 95026365, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Grayson Castro
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 95026365 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4301 X St, Sacramento, CA 95817
- Phone
- (916) 734-2011
- Enumerated
- Nov 9, 2023
- Record last updated
- Nov 9, 2023
- Medicare enrollment
- Enrolled (PECOS I20240226003083); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Also registered at 4301 X St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Caroline AlbrightStudent in an Organized Health Care Education/Training Program1972305811
Verify Grayson Castro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95026365Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average nurse practitioner in 2024
84 Medicare Part D claims for 56 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
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.
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).
Grayson Castro among 8,223 nurse practitioner records in California
Grayson Castro, NP is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 82% of them.
- NPI issued2023 · 82% of these records are older, 13% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Graduated2023 · median 2017 among the 3,425 with a school on file
- Record last updated2023 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nurse Practitioner providers in California
There are 8,223 nurse practitioner records in California.
All 8,223 in California → Every provider in Sacramento → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Lisa Ashley, RN, PNPSacramento, CA 958171689656928
- Stephanie Bianchi, FNPSacramento, CA 958171851374821
- Rhonda Garcia, NPSacramento, CA 958171922083757
- Abigail Inkster, RN, FNPSacramento, CA 958171104809474
- Karen Latimer, N.P.Sacramento, CA 958171992788590
- Barbra Lord, RN, MSN, CNS, NPSacramento, CA 958171962486407
- Bonnie McCracken, NURSE PRACTITIONERSacramento, CA 958171699757104
- Janice Noort, NPSacramento, CA 958171700862372
Common questions
What is Grayson Castro, NP's NPI number?
Grayson Castro, NP's National Provider Identifier (NPI) is 1972377935, issued on Nov 9, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Grayson Castro, NP located?
The NPPES record lists a practice address at 4301 X St, Sacramento, CA, 95817. Phone: (916) 734-2011. Providers update this record themselves, so call before visiting.
How can I verify Grayson Castro, NP's license?
NPPES lists California license number 95026365, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Grayson Castro, NP prescribe under Medicare Part D?
In 2024, Grayson Castro, NP had 84 Medicare Part D claims for 56 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.