Gregory D. Marony, PA
Nurse Practitioner · Lynwood, CA
Gregory D. Marony, PA is a nurse practitioner with a practice address in Lynwood, California, and NPI 1184993834, issued on Dec 27, 2011. Check the license (California PA21884, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregory D. Marony
- Credential
- PA
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- PA21884 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3630 E Imperial Highway, Lynwood, CA 90262
- Phone
- (310) 900-8900
- Enumerated
- Dec 27, 2011
- Record last updated
- Mar 23, 2017 (not updated in 9 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Also registered at 3630 E Imperial Highway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gregory D. Marony in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA21884Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average nurse practitioner in 2024
109 Medicare Part D claims for 82 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 28 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen25 claims
- Cephalexin17 claims
- Ibuprofen12 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.
Gregory D. Marony among 8,223 nurse practitioner records in California
Gregory D. Marony, PA 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 2011, is newer than 34% of them.
- NPI issued2011 · 34% of these records are older, 63% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · 42% of these records are
- Record last updated2017 · 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).
12 nurse practitioner records list a practice address in Lynwood
They are 12 of the 1,145 NPPES records with a practice address in Lynwood, and 8,223 nurse practitioner records in California.
All 8,223 in California → Every provider in Lynwood → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Joanne Blair-RandolphLynwood, CA 902621144351123
- Janee' Brown, NPLynwood, CA 902621043491764
- Cynthia Lidy, NPLynwood, CA 902621194755470
- Graciela LombardoLynwood, CA 902621285844845
- Erika McNeal, NPLynwood, CA 902621235303447
- Gwendolyn Ross-Williams, NPLynwood, CA 902621568914166
- Ashley Szmania, NPLynwood, CA 902621841832607
- Evangela Thomas, NPLynwood, CA 902621235166836
Common questions
What is Gregory D. Marony, PA's NPI number?
Gregory D. Marony, PA's National Provider Identifier (NPI) is 1184993834, issued on Dec 27, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Gregory D. Marony, PA located?
The NPPES record lists a practice address at 3630 E Imperial Highway, Lynwood, CA, 90262. Phone: (310) 900-8900. Providers update this record themselves, so call before visiting.
How can I verify Gregory D. Marony, PA's license?
NPPES lists California license number PA21884, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Gregory D. Marony, PA prescribe under Medicare Part D?
In 2024, Gregory D. Marony, PA had 109 Medicare Part D claims for 82 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.