Greshawnda Crayton, RN, FNP-BC, PHN
Registered Nurse · Garden Grove, CA
Greshawnda Crayton, RN, FNP-BC, PHN is a registered nurse with a practice address in Garden Grove, California, and NPI 1164208781, issued on Sep 8, 2023. Check the license (California 792798, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Greshawnda Crayton
- Credential
- RN, FNP-BC, PHN
- Primary taxonomy
- Registered Nurse 163W00000X
- License numbers
- 792798 CA
NP95023424 CA
Self-reported in NPPES; status is on the state search - Practice location
- 12100 Euclid St, Garden Grove, CA 92840
- Phone
- (714) 741-3516
- Enumerated
- Sep 8, 2023
- Record last updated
- Jul 21, 2026
- Medicare enrollment
- Enrolled (PECOS I20240412002176); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest registered nurse records → All 13,506 in California → Look up another NPI →
Also registered at 12100 Euclid St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maydole Aldalur, NURSE PRACTITIONERPediatric Nurse Practitioner1811317001
- Christine AtallaPharmacist1154860070
- Yvonne Bach, M.D.Pediatrics Physician1396967337
- Ashley Brown, M.D.Dermatology Physician1245591783
- Tuan Cao, PHARM.DPharmacist1679011571
- Jennifer Chan, D.O.Family Medicine Physician1821433830
Verify Greshawnda Crayton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 792798Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average registered nurse in 2024
16 Medicare Part D claims for 14 beneficiaries, against an average of 678 among the 694 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
- Southern California Permanente Medical GroupGarden Grove, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Greshawnda Crayton among 13,506 registered nurse records in California
Greshawnda Crayton, RN, FNP-BC, PHN is one of 13,506 registered nurse records with a practice address in California. 3% 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 65% of them.
- NPI issued2023 · 65% of these records are older, 29% newer
- In a Medicare fileYes · 3% of these records are
- In the CMS Doctors and Clinicians fileYes · 1% of these records are
- Graduated2021 · median 2018 among the 146 with a school on file
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Registered Nurse providers in California
There are 13,506 registered nurse records in California.
All 13,506 in California → Every provider in Garden Grove → Registered Nurse nationwide →
The 8 registered nurse records with the nearest ZIP codes
- Cristine Del MundoGarden Grove, CA 928401740107077
- Diane Limbo, RN, CPNPGarden Grove, CA 928401013047414
- Jimmy NguyenGarden Grove, CA 928401548085962
- Joo Park, AMFT, RNGarden Grove, CA 928401932941424
- Julie Pham, RNGarden Grove, CA 928401457231888
- Nancy Preza, RNGarden Grove, CA 928401255778262
- Gurbir Singh, RNGarden Grove, CA 928401629608914
- Brian Wilson, RNGarden Grove, CA 928401770122269
Common questions
What is Greshawnda Crayton, RN, FNP-BC, PHN's NPI number?
Greshawnda Crayton, RN, FNP-BC, PHN's National Provider Identifier (NPI) is 1164208781, issued on Sep 8, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Greshawnda Crayton, RN, FNP-BC, PHN located?
The NPPES record lists a practice address at 12100 Euclid St, Garden Grove, CA, 92840. Phone: (714) 741-3516. Providers update this record themselves, so call before visiting.
How can I verify Greshawnda Crayton, RN, FNP-BC, PHN's license?
NPPES lists California license number 792798, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Greshawnda Crayton, RN, FNP-BC, PHN prescribe under Medicare Part D?
In 2024, Greshawnda Crayton, RN, FNP-BC, PHN had 16 Medicare Part D claims for 14 beneficiaries; the average among registered nurse prescribers was 678. 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.