NPPES file of Aug 9, 2026

Kelly Gray Nelson

Gerontology Nurse Practitioner · Rockville, MD

Kelly Gray Nelson is a gerontology nurse practitioner with a practice address in Rockville, Maryland, and NPI 1225736994, issued on Feb 21, 2023. Check the license (Maryland R264452, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225736994
Name
Kelly Gray Nelson
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License numbers
R264452 MD
RN1050302 DC
Self-reported in NPPES; status is on the state search
Practice location
15001 Shady Grove RD Ste 300, Rockville, MD 20850
Phone
(301) 340-3252
Enumerated
Feb 21, 2023
Record last updated
Feb 5, 2025
Medicare enrollment
Enrolled (PECOS I20240402001286); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 15001 Shady Grove RD Ste 300

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Soorya Aggarwal, DOGastroenterology Physician1649706193
  2. Aarthi Buttrey, NP-CFamily Nurse Practitioner1700224920
  3. Jacky Chun, PA-CMedical Physician Assistant1164140109
  4. Brian Ciampa, M.D.Gastroenterology Physician1912294463
  5. Scott Friedberg, MDGastroenterology Physician1205363280
  6. Lisa Gallucci, PA- CPhysician Assistant1548289986

Verify Kelly Gray Nelson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license R264452
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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96% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

59 Medicare Part D claims for 43 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Kelly Nelson59
  2. Specialty average1,369

Most prescribed

  1. Sod Sulf-Potass Sulf-Mag Sulf16 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: $540.30

23 payments; by number, the most common kind was food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 3,903 providers of this specialty with any payment received $742.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kelly Nelson$540.30
  2. Specialty average$742.05

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

  1. Capital Digestive Care LLCRockville, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kelly Gray Nelson among 199 gerontology nurse practitioner records in Maryland

Kelly Gray Nelson is one of 199 gerontology nurse practitioner records with a practice address in Maryland. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 79% of them.

  • NPI issued2023 · 79% of these records are older, 12% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 49% of these records are
  • Graduated2023 · median 2019 among the 98 with a school on file
  • Record last updated2025 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Maryland

There are 199 gerontology nurse practitioner records in Maryland.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Nancy Palker, CRNPRockville, MD 208501346505583
  2. Sabina Shrestha, NPRockville, MD 208531851252423
  3. Hillary RosenbergPotomac, MD 208541740345362
  4. Yumi JonoOlney, MD 208321437706561
  5. Diana Ng, DNP, GNP-BCOlney, MD 208321982769931
  6. Olajumoke Ogunfiditimi, CRNPOlney, MD 208321932967254
  7. Jinkle ModyGermantown, MD 208741255154670
  8. Jessica Abrams, CRNPNorth Potomac, MD 208781003277245

Common questions

What is Kelly Gray Nelson's NPI number?

Kelly Gray Nelson's National Provider Identifier (NPI) is 1225736994, issued on Feb 21, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Kelly Gray Nelson located?

The NPPES record lists a practice address at 15001 Shady Grove RD Ste 300, Rockville, MD, 20850. Phone: (301) 340-3252. Providers update this record themselves, so call before visiting.

How can I verify Kelly Gray Nelson's license?

NPPES lists Maryland license number R264452, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Kelly Gray Nelson prescribe under Medicare Part D?

In 2024, Kelly Gray Nelson had 59 Medicare Part D claims for 43 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. 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.