Brett Ashley Hartsfield, FNP, RN, PHN
Family Nurse Practitioner · Costa Mesa, CA
Brett Ashley Hartsfield, FNP, RN, PHN is a family nurse practitioner with a practice address in Costa Mesa, California, and NPI 1811546872, issued on Sep 11, 2019. Check the license (California 95010271, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Brett Ashley Hartsfield
- Credential
- FNP, RN, PHN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95010271 CA
Self-reported in NPPES; status is on the state search - Practice location
- 485 E 17TH St Ste 500, Costa Mesa, CA 92627
- Phone
- (949) 903-0100
- Enumerated
- Sep 11, 2019
- Record last updated
- Sep 11, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Verify Brett Ashley Hartsfield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95010271Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $101.90
5 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Brett Ashley Hartsfield among 16,966 family nurse practitioner records in California
Brett Ashley Hartsfield, FNP, RN, PHN is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 50% of them.
- NPI issued2019 · 50% of these records are older, 44% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2019 · 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 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
71 family nurse practitioner records list a practice address in Costa Mesa
They are 71 of the 4,286 NPPES records with a practice address in Costa Mesa, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Costa Mesa → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Trisha Almeda, NPCosta Mesa, CA 926271801127493
- Jean Bever, NPCosta Mesa, CA 926271134525454
- Cynthia Chen, FNPCosta Mesa, CA 926271437205770
- Angela CianoCosta Mesa, CA 926271609324524
- Merry Grasska, N.P.Costa Mesa, CA 926271629114202
- Nicole Herriott, FNPCosta Mesa, CA 926271629101589
- Sharon Ignat, FNPCosta Mesa, CA 926271518164854
- Lou-Anne Keith, NPCosta Mesa, CA 926271407060155
Common questions
What is Brett Ashley Hartsfield, FNP, RN, PHN's NPI number?
Brett Ashley Hartsfield, FNP, RN, PHN's National Provider Identifier (NPI) is 1811546872, issued on Sep 11, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Brett Ashley Hartsfield, FNP, RN, PHN located?
The NPPES record lists a practice address at 485 E 17TH St Ste 500, Costa Mesa, CA, 92627. Phone: (949) 903-0100. Providers update this record themselves, so call before visiting.
How can I verify Brett Ashley Hartsfield, FNP, RN, PHN's license?
NPPES lists California license number 95010271, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.