Thomas J. Byrnes, FNP
Family Nurse Practitioner · Wilmington, DE
Thomas J. Byrnes, FNP is a family nurse practitioner with a practice address in Wilmington, Delaware, and NPI 1700509296, issued on Sep 21, 2022. Check the license (Delaware LG-0012102, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas J. Byrnes
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- LG-0012102 DE
L1-0036577 DE
Self-reported in NPPES; status is on the state search - Practice location
- 405 Silverside RD Ste 104, Wilmington, DE 19809
- Phone
- (844) 365-7246
- Enumerated
- Sep 21, 2022
- Record last updated
- Jun 2, 2026
- Fax
- (844) 516-0080
- Medicare enrollment
- Enrolled (PECOS I20260508003688); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 405 Silverside RD Ste 104
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Austin Becker, D.C.Chiropractor1568829638
- Ellen Brennan, NPAdult Health Nurse Practitioner1821729039
- Yasmin Elkhashab, M.D.Pain Medicine Physician1225419294
- Dina Henry, MSN, APRN, FNP-CNurse Practitioner1184431934
- Christopher HoverPhysician Assistant1275105892
- Manny Lai, DOPain Medicine Physician1669836037
Verify Thomas J. Byrnes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license LG-0012102Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.6 times the Medicare Part D claims of the average family nurse practitioner in 2024
5,948 Medicare Part D claims for 901 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 3,172 claims were for opioids.
Most prescribed
- Oxycodone-Acetaminophen1,232 claims
- Oxycodone Hcl726 claims
- Gabapentin584 claims
- Pregabalin369 claims
- Cyclobenzaprine Hcl277 claims
- Tizanidine Hcl260 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: $1,420.87
74 payments; by number, the most common kind was food and beverage; the largest payer was Collegium Pharmaceutical, Inc. The 99,489 providers of this specialty with any payment received $650.95 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
- Center For Interventional Pain Spine LLCMiddletown, DE
- Novacare Outpatient Rehabilitation East, Inc.Collegeville, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
139 family nurse practitioner records list a practice address in Wilmington
They are 139 of the 6,291 NPPES records with a practice address in Wilmington, and 709 family nurse practitioner records in Delaware.
All 139 in Wilmington → All 709 in Delaware → Every provider in Wilmington →
Other family nurse practitioner records in Delaware
- Sara Abbo, CRNPNewark, DE1104223007
- Jessica Abbott, MSN FNP-BC, NP-CMilford, DE1467229542
- Jillian Abbott, FNP-CSelbyville, DE1114654472
- Shaakira AbdullahWilmington, DE1073028189
- Katherine Abernethy, NP-CNew Castle, DE1629477153
- Cecilia Aboagye, FNPHistoric New Castle, DE1023584430
- Cynthia Abrefa-KodomGeorgetown, DE1649975624
- Nanaawawu Adeoye, NPDover, DE1750804118
- Olufolake Adepoju, DNPNewark, DE1285298679
- Tara AgwuMiddletown, DE1689487043
Common questions
What is Thomas J. Byrnes, FNP's NPI number?
Thomas J. Byrnes, FNP's National Provider Identifier (NPI) is 1700509296, issued on Sep 21, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Thomas J. Byrnes, FNP located?
The NPPES record lists a practice address at 405 Silverside RD Ste 104, Wilmington, DE, 19809. Phone: (844) 365-7246. Providers update this record themselves, so call before visiting.
How can I verify Thomas J. Byrnes, FNP's license?
NPPES lists Delaware license number LG-0012102, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas J. Byrnes, FNP prescribe under Medicare Part D?
In 2024, Thomas J. Byrnes, FNP had 5,948 Medicare Part D claims for 901 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.