Dawn Merbach, FNP-C
Nurse Practitioner · Baltimore, MD
Dawn Merbach, FNP-C is a nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1942894563, issued on Feb 24, 2021. Check the license (Maryland R139405, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Dawn Merbach
- Credential
- FNP-C
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- R139405 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4940 Eastern Ave, Baltimore, MD 21224
- Phone
- (410) 550-8065
- Enumerated
- Feb 24, 2021
- Record last updated
- Feb 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210325001471); may accept Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,248 in Maryland → Look up another NPI →
Also registered at 4940 Eastern Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Dawn Merbach in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R139405Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average nurse practitioner in 2024
150 Medicare Part D claims for 26 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Duloxetine Hcl45 claims
- Atorvastatin Calcium20 claims
- Zonisamide14 claims
- Eliquis12 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): 74.4 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Johns Hopkins UniversityBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Dawn Merbach among 1,248 nurse practitioner records in Maryland
Dawn Merbach, FNP-C is one of 1,248 nurse practitioner records with a practice address in Maryland. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 71% of them.
- NPI issued2021 · 71% of these records are older, 24% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2020 · median 2018 among the 655 with a school on file
- Record last updated2021 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
366 nurse practitioner records list a practice address in Baltimore
They are 366 of the 35,183 NPPES records with a practice address in Baltimore, and 1,248 nurse practitioner records in Maryland.
All 1,248 in Maryland → Every provider in Baltimore → Nurse Practitioner nationwide →
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- Bernice Horton-Gee, C.R.N.P.Baltimore, MD 212241821040940
- Patricia Jordan, C.R.N.P.Baltimore, MD 212241144261777
Common questions
What is Dawn Merbach, FNP-C's NPI number?
Dawn Merbach, FNP-C's National Provider Identifier (NPI) is 1942894563, issued on Feb 24, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Dawn Merbach, FNP-C located?
The NPPES record lists a practice address at 4940 Eastern Ave, Baltimore, MD, 21224. Phone: (410) 550-8065. Providers update this record themselves, so call before visiting.
How can I verify Dawn Merbach, FNP-C's license?
NPPES lists Maryland license number R139405, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Dawn Merbach, FNP-C prescribe under Medicare Part D?
In 2024, Dawn Merbach, FNP-C had 150 Medicare Part D claims for 26 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
What is Dawn Merbach, FNP-C's MIPS final score?
The 2023 MIPS final score is 74.4 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.