Barbara Greenwell, APRN
Adult Health Nurse Practitioner · Irvine, CA
Barbara Greenwell, APRN is an adult health nurse practitioner with a practice address in Irvine, California, and NPI 1942637434, issued on Sep 30, 2013. Check the license (California 95016517, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Barbara Greenwell
- Credential
- APRN
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License numbers
- 95016517 CA
054898-23 NH
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Fivepoint, Irvine, CA 92618
- Phone
- (949) 671-4673
- Enumerated
- Sep 30, 2013
- Record last updated
- Jun 28, 2022
- Fax
- (949) 671-4329
- Medicare enrollment
- Enrolled (PECOS I20220707001882); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 1,405 in California → Look up another NPI →
Also registered at 1000 Fivepoint
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Barbara Greenwell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95016517Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024
297 Medicare Part D claims for 90 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 137 claims were for opioids.
Most prescribed
- Oxycodone Hcl36 claims
- Hydrocodone-Acetaminophen31 claims
- Fentanyl17 claims
- Lorazepam17 claims
- Gabapentin14 claims
- Pregabalin14 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.
Bills Medicare through one group practice
- City OF Hope Medical FoundationNewport Beach, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Barbara Greenwell among 1,405 adult health nurse practitioner records in California
Barbara Greenwell, APRN is one of 1,405 adult health nurse practitioner records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 52% of them.
- NPI issued2013 · 52% of these records are older, 42% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileYes · 31% of these records are
- Graduated2013 · median 2013 among the 441 with a school on file
- Record last updated2022 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adult Health Nurse Practitioner providers in California
There are 1,405 adult health nurse practitioner records in California.
All 1,405 in California → Every provider in Irvine → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Narges FeizabadiIrvine, CA 926181336569862
- Dan Fu, NPIrvine, CA 926181386747210
- Scarlett KimIrvine, CA 926181972217495
- Jeanelle Ong, NPIrvine, CA 926181598524498
- Anne Reb, N.P., PH.D.Irvine, CA 926181265593362
- Cherry Lou Rudge, NP-CIrvine, CA 926181336547256
- Shoshana Panitz, AGPCNPIrvine, CA 926141780210039
- Nicole Brooker, AGPCNPIrvine, CA 926121245880186
Common questions
What is Barbara Greenwell, APRN's NPI number?
Barbara Greenwell, APRN's National Provider Identifier (NPI) is 1942637434, issued on Sep 30, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Barbara Greenwell, APRN located?
The NPPES record lists a practice address at 1000 Fivepoint, Irvine, CA, 92618. Phone: (949) 671-4673. Providers update this record themselves, so call before visiting.
How can I verify Barbara Greenwell, APRN's license?
NPPES lists California license number 95016517, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Barbara Greenwell, APRN prescribe under Medicare Part D?
In 2024, Barbara Greenwell, APRN had 297 Medicare Part D claims for 90 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.