NPPES file of Aug 9, 2026

Ashleigh Demoll Carpenter, D.O.

Emergency Medicine Physician · Frederick, MD

Ashleigh Demoll Carpenter, D.O. is an emergency medicine physician with a practice address in Frederick, Maryland, and NPI 1598184806, issued on Apr 15, 2014. Check the license (Maryland H0084739, as entered in NPPES) on the Maryland Board of Physicians; 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
1598184806
Name
Ashleigh Demoll Carpenter
Credential
D.O.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
H0084739 MD
Self-reported in NPPES; status is on the state search
Practice location
400 W 7TH St, Frederick, MD 21701
Phone
(240) 566-3500
Enumerated
Apr 15, 2014
Record last updated
Jan 2, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicaid ID
1598184806 MD
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 400 W 7TH St

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

  1. Jan Abramczuk, MDAnatomic Pathology & Clinical Pathology Physician1750301719
  2. Esther AdejumoPhysician Assistant1194533109
  3. Charleen Anani, PHARMDPharmacist1619842580
  4. James Ansell, MDEmergency Medicine Physician1982354320
  5. Mustafa AzimiAcute Care Nurse Practitioner1568064046
  6. Justin BarnettEmergency Medicine Physician1447741863

Verify Ashleigh Demoll Carpenter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license H0084739
    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
Open 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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30% fewer Medicare Part D claims than the average emergency medicine physician in 2024

158 Medicare Part D claims for 105 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 19 claims were for opioids.

  1. Ashleigh Demoll Carpenter158
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt25 claims
  2. Amoxicillin-Clavulanate Potass22 claims
  3. Albuterol Sulfate Hfa11 claims
  4. Cephalexin11 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Industry payments in 2024: $49.59

3 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ashleigh Demoll Carpenter$49.59
  2. Specialty average$953.79

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

Ashleigh Demoll Carpenter among 1,190 emergency medicine physician records in Maryland

Ashleigh Demoll Carpenter, D.O. is one of 1,190 emergency medicine physician records with a practice address in Maryland. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 72% of them.

  • NPI issued2014 · 72% of these records are older, 25% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 48% of these records are
  • Record last updated2020 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Maryland

There are 1,190 emergency medicine physician records in Maryland.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Jeffrey FillmoreFrederick, MD 217011275577090
  2. Michael GafneyFrederick, MD 217011972538726
  3. Mark KlineFrederick, MD 217011194760595
  4. Duc Le, MDFrederick, MD 217011295758936
  5. John MolesworthFrederick, MD 217011366470866
  6. Joshua Oppenheimer, M.D.Frederick, MD 217011861841447
  7. Michael Pepper, MDFrederick, MD 217011184676256
  8. Karen Pheasant, DOFrederick, MD 217011992911788

Common questions

What is Ashleigh Demoll Carpenter, D.O.'s NPI number?

Ashleigh Demoll Carpenter, D.O.'s National Provider Identifier (NPI) is 1598184806, issued on Apr 15, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Ashleigh Demoll Carpenter, D.O. located?

The NPPES record lists a practice address at 400 W 7TH St, Frederick, MD, 21701. Phone: (240) 566-3500. Providers update this record themselves, so call before visiting.

How can I verify Ashleigh Demoll Carpenter, D.O.'s license?

NPPES lists Maryland license number H0084739, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ashleigh Demoll Carpenter, D.O. prescribe under Medicare Part D?

In 2024, Ashleigh Demoll Carpenter, D.O. had 158 Medicare Part D claims for 105 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Ashleigh Demoll Carpenter, D.O.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.