NPPES file of Aug 9, 2026

Alayna A. Sizemore, APRN

Family Nurse Practitioner · Rockville, MD

Alayna A. Sizemore, APRN is a family nurse practitioner with a practice address in Rockville, Maryland, and NPI 1144943119, issued on Sep 23, 2022. Check the license 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144943119
Name
Alayna A. Sizemore
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
3018343 KY
Self-reported in NPPES; status is on the state search
Practice location
1201 Seven Locks RD Ste 100, Rockville, MD 20854
Phone
(301) 562-7200
Enumerated
Sep 23, 2022
Record last updated
Dec 30, 2025
Medicare enrollment
Enrolled (PECOS I20251106001723); 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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Verify Alayna A. Sizemore in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this professionCheck 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
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11% fewer Medicare Part D claims than the average family nurse practitioner in 2024

1,158 Medicare Part D claims for 246 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Alayna Sizemore1,158
  2. Specialty average1,305

Most prescribed

  1. Memantine Hcl165 claims
  2. Donepezil Hcl131 claims
  3. Carbidopa-Levodopa95 claims
  4. Gabapentin91 claims
  5. Quetiapine Fumarate48 claims
  6. Lacosamide45 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.

The MIPS final score for 2023 (Medicare payment program): 95.5 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score89.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $6,191.32

254 payments; by number, the most common kind was food and beverage; the largest payer was Alexion Pharmaceuticals, Inc. 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.

  1. Alayna Sizemore$6,191.32
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Suburban/nrh Medical Rehabilitation IncBethesda, MD
  2. The Neurology CenterRockville, MD

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

Alayna A. Sizemore among 4,124 family nurse practitioner records in Maryland

Alayna A. Sizemore, APRN 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 fileYes · 58% of these records are
  • Graduated2022 · median 2019 among the 2,370 with a school on file
  • Record last updated2025 · 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.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Anna CouvillonRockville, MD 208541942217203
  2. Jaime Durant, CRNPPotomac, MD 208541154690766
  3. Amanda Jones, CRNPRockville, MD 208541336159698
  4. Lisa Lee, CRNP-FRockville, MD 208541326366477
  5. Karen Levin, CRNPRockville, MD 208541154412559
  6. Regina Long, CRNP-C, DNPRockville, MD 208541801824693
  7. Amy Macdonald, RN, NPRockville, MD 208541790883981
  8. Cheryl MaghfiratRockville, MD 208541083807713

Common questions

What is Alayna A. Sizemore, APRN's NPI number?

Alayna A. Sizemore, APRN's National Provider Identifier (NPI) is 1144943119, issued on Sep 23, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Alayna A. Sizemore, APRN located?

The NPPES record lists a practice address at 1201 Seven Locks RD Ste 100, Rockville, MD, 20854. Phone: (301) 562-7200. Providers update this record themselves, so call before visiting.

How can I verify Alayna A. Sizemore, APRN's license?

Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Alayna A. Sizemore, APRN prescribe under Medicare Part D?

In 2024, Alayna A. Sizemore, APRN had 1,158 Medicare Part D claims for 246 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Alayna A. Sizemore, APRN's MIPS final score?

The 2023 MIPS final score is 95.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.