Gordon Frank Buchanan, MD, PHD
Epilepsy Physician · New Haven, CT
Gordon Frank Buchanan, MD, PHD is an epilepsy physician with a practice address in New Haven, Connecticut, and NPI 1558543595, issued on Dec 1, 2007. Check the license (Connecticut 046592, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Gordon Frank Buchanan
- Credential
- MD, PHD
- Primary taxonomy
- Epilepsy Physician 2084E0001X
- License numbers
- 046592 CT
MD-42117 IA
Self-reported in NPPES; status is on the state search - Practice location
- 20 York St, New Haven, CT 06510
- Phone
- (203) 688-2259
- Enumerated
- Dec 1, 2007
- Record last updated
- Nov 16, 2023
- Fax
- (203) 688-5599
- Medicare enrollment
- Enrolled (PECOS I20150106002087); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest epilepsy physician records → All 10 in Connecticut → Look up another NPI →
Also registered at 20 York St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Basil Abdalla, MDStudent in an Organized Health Care Education/Training Program1154905057
- Jasmina AbdallaStudent in an Organized Health Care Education/Training Program1700638590
- Sarah AbdallahPsychiatry Physician1740800952
- Usama Abdelghany, PHARM DOncology Pharmacist1548827843
Verify Gordon Frank Buchanan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 046592Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average epilepsy physician in 2024
1,018 Medicare Part D claims for 67 beneficiaries, against an average of 934 among the 476 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Lamotrigine175 claims
- Levetiracetam168 claims
- Lacosamide95 claims
- Trokendi Xr42 claims
- Topiramate40 claims
- Clonazepam38 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: $45.83
1 payment: food and beverage; the largest payer was Jazz Pharmaceuticals Inc. The 345 providers of this specialty with any payment received $6,278.39 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
- State University OF IowaIowa City, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gordon Frank Buchanan among 10 epilepsy physician records in Connecticut
Gordon Frank Buchanan, MD, PHD is one of 10 epilepsy physician records with a practice address in Connecticut. 100% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 0% of them.
- NPI issued2007 · 0% of these records are older, 80% newer
- In a Medicare fileYes · 100% of these records are
- In the CMS Doctors and Clinicians fileYes · 90% of these records are
- Record last updated2023 · 0% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084E0001X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Epilepsy Physician providers in Connecticut
There are 10 epilepsy physician records in Connecticut.
All 10 in Connecticut → Every provider in New Haven → Epilepsy Physician nationwide →
The 8 epilepsy physician records with the nearest ZIP codes
- Maria Kristina Dorotan, MDNew Haven, CT 065101982125282
- Nicole Casson, MDNew Haven, CT 065191780265520
- Meghan Ward, M.D.Norwich, CT 063601134413412
- Gabriel Martz, M.D.Hartford, CT 061061780809541
- Swetha Ade, M.D.Hartford, CT 061021801155296
- Lisa Knopf, M.D.Hartford, CT 061021073806345
- Sarah Meira Benchaya, M.D.Hartford, CT 061021831503101
- Anumeha Sheth, MDHartford, CT 061021942514773
Common questions
What is Gordon Frank Buchanan, MD, PHD's NPI number?
Gordon Frank Buchanan, MD, PHD's National Provider Identifier (NPI) is 1558543595, issued on Dec 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Gordon Frank Buchanan, MD, PHD located?
The NPPES record lists a practice address at 20 York St, New Haven, CT, 06510. Phone: (203) 688-2259. Providers update this record themselves, so call before visiting.
How can I verify Gordon Frank Buchanan, MD, PHD's license?
NPPES lists Connecticut license number 046592, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gordon Frank Buchanan, MD, PHD prescribe under Medicare Part D?
In 2024, Gordon Frank Buchanan, MD, PHD had 1,018 Medicare Part D claims for 67 beneficiaries; the average among epilepsy physician prescribers was 934. 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.