Mary Horner, PA-C
Physician Assistant · Lewes, DE
Mary Horner, PA-C is a physician assistant with a practice address in Lewes, Delaware, and NPI 1366803645, issued on Mar 14, 2016. Check the license (Delaware C5-0001050, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Horner
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- C5-0001050 DE
Self-reported in NPPES; status is on the state search - Practice location
- 33672 Bayview Medical Dr FL 1, Lewes, DE 19958
- Phone
- (302) 645-2437
- Enumerated
- Mar 14, 2016
- Entity
- Type 1 · individual
Also registered at 33672 Bayview Medical Dr FL 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kristina JohnsonNeurology Physician1457025793
- John Tyson, MDSurgery Physician1649265117
- Stephen Wolf, PA-CSurgical Physician Assistant1417280165
- Arielle WorthSurgery Physician1942886700
Verify Mary Horner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license C5-0001050Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
77% fewer Medicare Part D claims than the average physician assistant in 2024
195 Medicare Part D claims for 64 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D.
Most prescribed
- Memantine Hcl40 claims
- Donepezil Hcl25 claims
- Lamotrigine20 claims
- Memantine Hcl Er14 claims
- Topiramate14 claims
- Gabapentin12 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: $304.50
14 payments, mostly food and beverage; the largest payer was Pfizer Inc.. The 61,144 providers of this specialty with any payment received $853.85 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.
2 hospital and facility affiliations
- Beebe Physician Network Inc.Millville, DE
- Delaware Neurosurgical Group, PARehoboth Beach, DE
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
38 physician assistant records list a Lewes practice address
They are 38 of the 1,696 NPPES records with a Lewes practice address, and 664 physician assistant records in Delaware.
All 38 in Lewes → All 664 in Delaware → Every provider in Lewes →
Other physician assistant records in Delaware
- Carol Abboud, P.A.Newark, DE1811017387
- Erica Abdallah, PAWilmington, DE1316042211
- Maryam Abdur-Rahman, PA-CNewark, DE1730329202
- Eyosias AbiyNewark, DE1346120052
- Anastazia Acevedo, PA-CDover, DE1831495282
- Valerie Acevedo, P.A.-CNewark, DE1932457405
- Elizabeth AdamsWilmington, DE1598610941
- Nikita AhujaDover, DE1861291924
- Merve Akbay, PA-CNewark, DE1134843048
- Noor Al-RashidRehoboth Beach, DE1891269858
Common questions
What is Mary Horner, PA-C's NPI number?
Mary Horner, PA-C's National Provider Identifier (NPI) is 1366803645, issued on Mar 14, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Mary Horner, PA-C located?
The NPPES record lists a practice address at 33672 Bayview Medical Dr FL 1, Lewes, DE, 19958. Phone: (302) 645-2437. Providers update this record themselves, so call before visiting.
How can I verify Mary Horner, PA-C's license?
NPPES lists Delaware license number C5-0001050, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Horner, PA-C prescribe under Medicare Part D?
In 2024, Mary Horner, PA-C had 195 Medicare Part D claims for 64 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.