Mary Lena Green, CRNP
Family Nurse Practitioner · Rockville, MD
Mary Lena Green, CRNP is a family nurse practitioner with a practice address in Rockville, Maryland, and NPI 1740907674, issued on Oct 21, 2022. Check the license (Maryland R253469, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Lena Green
- Credential
- CRNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- R253469 MD
Self-reported in NPPES; status is on the state search - Practice location
- 9905 Medical Center Dr Ste 200, Rockville, MD 20850
- Phone
- (301) 424-6231
- Enumerated
- Oct 21, 2022
- Record last updated
- Dec 1, 2022
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,124 in Maryland → Look up another NPI →
Also registered at 9905 Medical Center Dr Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Lena Green in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R253469Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average family nurse practitioner in 2024
251 Medicare Part D claims for 80 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 46 claims were for opioids.
Most prescribed
- Ondansetron Hcl30 claims
- Prochlorperazine Maleate25 claims
- Acyclovir13 claims
- Gabapentin11 claims
- Lorazepam11 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: $897.64
13 payments; by number, the most common kind was long term medical supply or device loan; the largest payer was Novartis Pharmaceuticals Corporation. 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.
Mary Lena Green among 4,124 family nurse practitioner records in Maryland
Mary Lena Green, CRNP is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 72% of them.
- NPI issued2022 · 72% of these records are older, 22% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2022 · 41% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
146 family nurse practitioner records list a practice address in Rockville
They are 146 of the 14,353 NPPES records with a practice address in Rockville, and 4,124 family nurse practitioner records in Maryland.
All 4,124 in Maryland → Every provider in Rockville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Gussie Assam, FNP-CRockville, MD 208501184981300
- Kelley Bennett, CRNPRockville, MD 208501932267903
- Leslie Boylan, CRNPRockville, MD 208501700937075
- Chibuzo Efuribe, DNP, FNP, PMHNP-BCRockville, MD 208501861776346
- Maria Ferraris Araneta, CRNPRockville, MD 208501679579148
- Andrea Hagen, CRNPRockville, MD 208501952606634
- Lisa Hockman, CRNPRockville, MD 208501265465165
- Lemolls Johny, CRNPRockville, MD 208501467639971
Common questions
What is Mary Lena Green, CRNP's NPI number?
Mary Lena Green, CRNP's National Provider Identifier (NPI) is 1740907674, issued on Oct 21, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Mary Lena Green, CRNP located?
The NPPES record lists a practice address at 9905 Medical Center Dr Ste 200, Rockville, MD, 20850. Phone: (301) 424-6231. Providers update this record themselves, so call before visiting.
How can I verify Mary Lena Green, CRNP's license?
NPPES lists Maryland license number R253469, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Lena Green, CRNP prescribe under Medicare Part D?
In 2024, Mary Lena Green, CRNP had 251 Medicare Part D claims for 80 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.