Holly Lorraine Leo, NP
Family Nurse Practitioner · Tustin, CA
Holly Lorraine Leo, NP is a family nurse practitioner with a practice address in Tustin, California, and NPI 1467663666, issued on May 28, 2007. Check the license (California 415786, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Holly Lorraine Leo
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 415786 CA
Self-reported in NPPES; status is on the state search - Practice location
- 14642 Newport Ave, Tustin, CA 92780
- Phone
- (714) 669-4466
- Enumerated
- May 28, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170328002844); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 14642 Newport Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carolyn Calma, P.A.-CPhysician Assistant1427250844
- William Crumpton, M,D.Family Medicine Physician1205989373
- Fareed EntezarPharmacist1619443835
- Emerson Jou, M.D.Physical Medicine & Rehabilitation Physician1275648156
- Anjala Kanda, DPMFoot & Ankle Surgery Podiatrist1174577654
- Tariq Khan, M.D.Internal Medicine Physician1295925253
Verify Holly Lorraine Leo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 415786Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% more Medicare Part D claims than the average family nurse practitioner in 2024
1,904 Medicare Part D claims for 198 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 23 claims were for opioids.
Most prescribed
- Levothyroxine Sodium166 claims
- Progesterone76 claims
- Ozempic74 claims
- Estradiol59 claims
- Amlodipine Besylate58 claims
- Atorvastatin Calcium50 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.
Industry payments in 2024: $91.63
5 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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.
Bills Medicare through one group practice
- Providence Medical FoundationFullerton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Holly Lorraine Leo among 16,966 family nurse practitioner records in California
Holly Lorraine Leo, NP 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 2007, is newer than 7% of them.
- NPI issued2007 · 7% of these records are older, 87% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated1998 · median 2019 among the 6,793 with a school on file
- Record last updated2007 · 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).
56 family nurse practitioner records list a practice address in Tustin
They are 56 of the 2,221 NPPES records with a practice address in Tustin, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Tustin → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Cynthia Cohen, RN,FNP-CTustin, CA 927801902891252
- Sol Estrella, FNP-BCTustin, CA 927801265976021
- Amanda Imai, NPTustin, CA 927801508195231
- Bernice Jacob, FNPTustin, CA 927801215472949
- Sharron Krueger, RNPTustin, CA 927801851684237
- Julie Lopes, RN, NPTustin, CA 927801821358979
- Rema Nair, NPTustin, CA 927801881081966
- Charlotte NordstromTustin, CA 927801558807107
Common questions
What is Holly Lorraine Leo, NP's NPI number?
Holly Lorraine Leo, NP's National Provider Identifier (NPI) is 1467663666, issued on May 28, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Holly Lorraine Leo, NP located?
The NPPES record lists a practice address at 14642 Newport Ave, Tustin, CA, 92780. Phone: (714) 669-4466. Providers update this record themselves, so call before visiting.
How can I verify Holly Lorraine Leo, NP's license?
NPPES lists California license number 415786, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Holly Lorraine Leo, NP prescribe under Medicare Part D?
In 2024, Holly Lorraine Leo, NP had 1,904 Medicare Part D claims for 198 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.