Leigh K. Preston, PA-C
Medical Physician Assistant · Newark, DE
Leigh K. Preston, PA-C is a medical physician assistant with a practice address in Newark, Delaware, and NPI 1417979220, issued on Jul 24, 2006. Check the license (Delaware C50000618, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Leigh K. Preston
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License numbers
- C50000618 DE
10004210A IN
C0002871 MD
Self-reported in NPPES; status is on the state search - Practice location
- 537 Stanton Christiana RD, Newark, DE 19713
- Phone
- (302) 225-2380
- Enumerated
- Jul 24, 2006
- Record last updated
- Dec 21, 2023
- Fax
- (302) 225-2388
- Medicaid IDs
- 300083791 IN
0000845902 DE - Medicare enrollment
- Enrolled (PECOS I20231226000580); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 111 in Delaware → Look up another NPI →
Also registered at 537 Stanton Christiana RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Leigh K. Preston in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license C50000618Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average medical physician assistant in 2024
183 Medicare Part D claims for 78 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Omeprazole56 claims
- Famotidine13 claims
- Pantoprazole Sodium13 claims
- Dexlansoprazole Dr12 claims
- Colestipol Hcl11 claims
- Dicyclomine Hcl11 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: $109.21
6 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 16,165 providers of this specialty with any payment received $1,055.00 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 2 group practices
- Indiana University Health Care Associates IncFishers, IN
- IU Health Medical Group LLCCarmel, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Leigh K. Preston among 111 medical physician assistant records in Delaware
Leigh K. Preston, PA-C is one of 111 medical physician assistant records with a practice address in Delaware. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 85% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2002 · median 2015 among the 59 with a school on file
- Record last updated2023 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
55 medical physician assistant records list a practice address in Newark
They are 55 of the 4,662 NPPES records with a practice address in Newark, and 111 medical physician assistant records in Delaware.
All 111 in Delaware → Every provider in Newark → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Melissa Aiken, PA-CNewark, DE 197131912031824
- Stephanie Carlino, PA-CNewark, DE 197131831322056
- Michele Compton, PA-CNewark, DE 197131629103536
- Ronald Dohanish, PACNewark, DE 197131952362402
- Judith Gachingiri, PANewark, DE 197131376668152
- Jill Hamburg, P.A.Newark, DE 197131750367488
- Lori Kleiman, PA-CNewark, DE 197131942403332
- Amanda Magee, PA-CNewark, DE 197131114091139
Common questions
What is Leigh K. Preston, PA-C's NPI number?
Leigh K. Preston, PA-C's National Provider Identifier (NPI) is 1417979220, issued on Jul 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Leigh K. Preston, PA-C located?
The NPPES record lists a practice address at 537 Stanton Christiana RD, Newark, DE, 19713. Phone: (302) 225-2380. Providers update this record themselves, so call before visiting.
How can I verify Leigh K. Preston, PA-C's license?
NPPES lists Delaware license number C50000618, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.
How much does Leigh K. Preston, PA-C prescribe under Medicare Part D?
In 2024, Leigh K. Preston, PA-C had 183 Medicare Part D claims for 78 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.