Nathan Allen Merriman, MD
Specialist · Newark, DE
Nathan Allen Merriman, MD is a specialist with a practice address in Newark, Delaware, and NPI 1174686042, issued on Dec 19, 2006. Check the license (Delaware C1-0008632, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nathan Allen Merriman
- Credential
- MD
- Primary taxonomy
- Specialist 174400000X
- License number
- C1-0008632 DE
Self-reported in NPPES; status is on the state search - Practice location
- 4745 Ogletown Stanton Road, Newark, DE 19713
- Phone
- (302) 738-5300
- Enumerated
- Dec 19, 2006
- Record last updated
- Jun 23, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200904001030); accepts Medicare assignment
- Medical or professional school
- University Of North Carolina At Chapel Hill School Of Medicine, 2002
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 4745 Ogletown Stanton Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nathan Allen Merriman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license C1-0008632Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average specialist in 2024
280 Medicare Part D claims for 88 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Pantoprazole Sodium122 claims
- Omeprazole33 claims
- Famotidine24 claims
- Mesalamine13 claims
- Esomeprazole Magnesium11 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: $327.54
5 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 5,844 providers of this specialty with any payment received $4,760.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Ihc Health Services IncMurray, UT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Specialist providers in Delaware
There are 133 specialist records in Delaware.
Other specialist records in Delaware
- Joann Agapito, PTGeorgetown, DE1538371091
- Elvis AmadiDover, DE1770943201
- Nnenna AmadiDover, DE1114387644
- Augusto Amurao, M.D.Wilmington, DE1346249042
- Stephen AnguishMiddletown, DE1184808172
- Beverly AustinWilmington, DE1467461251
- Mehdi Balakhani, M.D., D.D.S., PANewark, DE1831194224
- Megan BarnesDover, DE1417407008
- James Bastianelli, P.T.Newark, DE1205165321
- George Benes, MDNewark, DE1255332631
Common questions
What is Nathan Allen Merriman, MD's NPI number?
Nathan Allen Merriman, MD's National Provider Identifier (NPI) is 1174686042, issued on Dec 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nathan Allen Merriman, MD located?
The NPPES record lists a practice address at 4745 Ogletown Stanton Road, Newark, DE, 19713. Phone: (302) 738-5300. Providers update this record themselves, so call before visiting.
How can I verify Nathan Allen Merriman, MD's license?
NPPES lists Delaware license number C1-0008632, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.
How much does Nathan Allen Merriman, MD prescribe under Medicare Part D?
In 2024, Nathan Allen Merriman, MD had 280 Medicare Part D claims for 88 beneficiaries; the average among specialist prescribers was 1,380. 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.