Douglas Lienesch, MD
Rheumatology Physician · Newark, DE
Douglas Lienesch, MD is a rheumatology physician with a practice address in Newark, Delaware, and NPI 1124129747, issued on Sep 26, 2006. Check the license (Delaware C1-0013313, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Douglas Lienesch
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License numbers
- C1-0013313 DE
MD428000 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4735 Ogletown Stanton RD Ste 2201, Newark, DE 19713
- Phone
- (302) 623-4390
- Enumerated
- Sep 26, 2006
- Record last updated
- Sep 5, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20211117000288); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 19 in Delaware → Look up another NPI →
Also registered at 4735 Ogletown Stanton RD Ste 2201
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Devanshu Verma, MDRheumatology Physician1619350451
- Amy Zhang, M.D.Rheumatology Physician1861811952
Verify Douglas Lienesch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDelaware Board of Medical Licensure and Discipline
Search for license C1-0013313Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% more Medicare Part D claims than the average rheumatology physician in 2024
2,976 Medicare Part D claims for 479 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 83 claims were for opioids.
Most prescribed
- Hydroxychloroquine Sulfate408 claims
- Prednisone344 claims
- Methotrexate318 claims
- Celecoxib211 claims
- Alendronate Sodium169 claims
- Duloxetine Hcl157 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: $247.55
10 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 4,486 providers of this specialty with any payment received $8,538.33 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 hospitals and group practices
- Union Hospital OF Cecil CountyElkton, MD · Acute Care Hospitals4 of 5 stars
- Christiana Care Health Services IncNewark, DE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Douglas Lienesch among 19 rheumatology physician records in Delaware
Douglas Lienesch, MD is one of 19 rheumatology physician records with a practice address in Delaware. 79% 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 11% of them.
- NPI issued2006 · 11% of these records are older, 37% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated1989 · median 1994 among the 15 with a school on file
- Record last updated2019 · 79% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Delaware
There are 19 rheumatology physician records in Delaware.
All 19 in Delaware → Every provider in Newark → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Sheerin Javed, M.D.Newark, DE 197131114963626
- Devanshu Verma, MDNewark, DE 197131619350451
- Amy Zhang, M.D.Newark, DE 197131861811952
- Catherine Teskin, DONewark, DE 197181770089112
- James Newman, MDWilmington, DE 198011689645319
- Susan Cowdery, MDWilmington, DE 198051336177666
- Shakaib Qureshi, MDWilmington, DE 198051821063108
- Madhavi Valiveti, MDWilmington, DE 198051841240850
Common questions
What is Douglas Lienesch, MD's NPI number?
Douglas Lienesch, MD's National Provider Identifier (NPI) is 1124129747, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Douglas Lienesch, MD located?
The NPPES record lists a practice address at 4735 Ogletown Stanton RD Ste 2201, Newark, DE, 19713. Phone: (302) 623-4390. Providers update this record themselves, so call before visiting.
How can I verify Douglas Lienesch, MD's license?
NPPES lists Delaware license number C1-0013313, as entered by the provider. Search the Delaware Board of Medical Licensure and Discipline at https://delpros.delaware.gov/OH_VerifyLicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Douglas Lienesch, MD prescribe under Medicare Part D?
In 2024, Douglas Lienesch, MD had 2,976 Medicare Part D claims for 479 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.