NPPES file of Aug 9, 2026

Rebecca Carolyn Charnley, PA-C

Physician Assistant · Frederick, MD

Rebecca Carolyn Charnley, PA-C is a physician assistant with a practice address in Frederick, Maryland, and NPI 1699306159, issued on Feb 3, 2020. Check the license (Maryland C0007559, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699306159
Name
Rebecca Carolyn Charnley
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
C0007559 MD
0010-10449 NC
Self-reported in NPPES; status is on the state search
Practice location
3430 Worthington Blvd, Frederick, MD 21704
Phone
(240) 215-6310
Enumerated
Feb 3, 2020
Record last updated
Nov 16, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20211202000264); 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 3430 Worthington Blvd

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

  1. Zoe Ajebon, D.O.Family Medicine Physician1376830182
  2. Bonnie Fitleberg, MDFamily Medicine Physician1568436426
  3. Aneeqa Idrees, M.D.Family Medicine Physician1700268356
  4. Diana Juliano, M.D.Family Medicine Physician1932190485
  5. B Shanes, MDFamily Medicine Physician1679551816
  6. Hanna Siwiec, M.D.Family Medicine Physician1053301168

Verify Rebecca Carolyn Charnley 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 C0007559
    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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56% more Medicare Part D claims than the average physician assistant in 2024

1,292 Medicare Part D claims for 191 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. Rebecca Charnley1,292
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium104 claims
  2. Levothyroxine Sodium79 claims
  3. Amlodipine Besylate46 claims
  4. Rosuvastatin Calcium41 claims
  5. Metformin Hcl37 claims
  6. Simvastatin32 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 practice group's MIPS final score for 2023 (Medicare payment program): 80.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score79.3
  2. Costout of 100 · 30%54.9
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 3 group practices

  1. Amber Hill Physical Therapy IncFrederick, MD
  2. Frederick Health Hospital IncFrederick, MD
  3. Frederick Health Medical Group LLCFrederick, MD

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

Rebecca Carolyn Charnley among 3,224 physician assistant records in Maryland

Rebecca Carolyn Charnley, PA-C is one of 3,224 physician assistant records with a practice address in Maryland. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 66% of them.

  • NPI issued2020 · 66% of these records are older, 29% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2020 · median 2017 among the 1,974 with a school on file
  • Record last updated2021 · 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 363A00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

106 physician assistant records list a practice address in Frederick

They are 106 of the 3,981 NPPES records with a practice address in Frederick, and 3,224 physician assistant records in Maryland.

The 8 physician assistant records with the nearest ZIP codes

  1. Alison BoyerFrederick, MD 217041578318440
  2. William Kelly, P.A.Frederick, MD 217041194766394
  3. Jacquie Laughlin, PAFrederick, MD 217041932232246
  4. Michael Tang, PA-CFrederick, MD 217041437625464
  5. Erica Aikens, PA-CFrederick, MD 217031538753082
  6. Jessica Anderson, PA-CFrederick, MD 217031740590595
  7. Katherine Anderson, PAFrederick, MD 217031245294057
  8. Florencia Erwin, PA-CFrederick, MD 217031992081509

Common questions

What is Rebecca Carolyn Charnley, PA-C's NPI number?

Rebecca Carolyn Charnley, PA-C's National Provider Identifier (NPI) is 1699306159, issued on Feb 3, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Rebecca Carolyn Charnley, PA-C located?

The NPPES record lists a practice address at 3430 Worthington Blvd, Frederick, MD, 21704. Phone: (240) 215-6310. Providers update this record themselves, so call before visiting.

How can I verify Rebecca Carolyn Charnley, PA-C's license?

NPPES lists Maryland license number C0007559, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Rebecca Carolyn Charnley, PA-C prescribe under Medicare Part D?

In 2024, Rebecca Carolyn Charnley, PA-C had 1,292 Medicare Part D claims for 191 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Rebecca Carolyn Charnley, PA-C's MIPS final score?

The 2023 MIPS final score is 80.3 of 100, reported for the practice group. 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.