NPPES file of Aug 9, 2026

John H. Seok, M.D.

Neurology Physician · Vienna, VA

John H. Seok, M.D. is a neurology physician with a practice address in Vienna, Virginia, and NPI 1770578973, issued on Sep 14, 2005. Check the license (Virginia 0101233012, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1770578973
Name
John H. Seok
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
0101233012 VA
MD472434 PA
M-12257 ID
MD60251550 WA
Self-reported in NPPES; status is on the state search
Practice location
2106 Gallows RD Ste F, Vienna, VA 22182
Phone
(038) 283-3737
Enumerated
Sep 14, 2005
Record last updated
Aug 15, 2023
Fax
(703) 828-0227
Medicare enrollment
Enrolled (PECOS I20251216002804); accepts Medicare assignment
Medical or professional school
State University Of Ny Upstate Medical University, 2001
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Verify John H. Seok in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersVirginia Department of Health Professions
    Search for license 0101233012
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Virginia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

64% fewer Medicare Part D claims than the average neurology physician in 2024

489 Medicare Part D claims for 118 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. John Seok489
  2. Specialty average1,370

Most prescribed

  1. Gabapentin76 claims
  2. Donepezil Hcl55 claims
  3. Carbidopa-Levodopa42 claims
  4. Propranolol Hcl37 claims
  5. Levetiracetam32 claims
  6. Memantine Hcl24 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: $517.70

12 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Seok$517.70
  2. Specialty average$8,318.07

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

  1. C C Neurology LLCWaldorf, MD
  2. Mount Nittany Medical Center Health Services IncState College, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

John H. Seok among 548 neurology physician records in Virginia

John H. Seok, M.D. is one of 548 neurology physician records with a practice address in Virginia. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 94% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2001 · median 2004 among the 366 with a school on file
  • Record last updated2023 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in Virginia

There are 548 neurology physician records in Virginia.

The 8 neurology physician records with the nearest ZIP codes

  1. Heidi Crayton, MDVienna, VA 221821669470720
  2. Leonard Dasilva, MDVienna, VA 221821902873185
  3. Nancy Hu, M.D.Vienna, VA 221821609212141
  4. Adam Lewis, M.D.Vienna, VA 221821891134219
  5. Ramesh Raman, MD, FACPVienna, VA 221821003241811
  6. Navid Mostofi, MDVienna, VA 221801912124983
  7. Mohammadhamed Labbaf, M.D.Woodbridge, VA 221911538397310
  8. Maher Loutfi, M.DWoodbridge, VA 221911336365162

Common questions

What is John H. Seok, M.D.'s NPI number?

John H. Seok, M.D.'s National Provider Identifier (NPI) is 1770578973, issued on Sep 14, 2005. An NPI identifies a provider in billing; it is not a license.

Where is John H. Seok, M.D. located?

The NPPES record lists a practice address at 2106 Gallows RD Ste F, Vienna, VA, 22182. Phone: (038) 283-3737. Providers update this record themselves, so call before visiting.

How can I verify John H. Seok, M.D.'s license?

NPPES lists Virginia license number 0101233012, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does John H. Seok, M.D. prescribe under Medicare Part D?

In 2024, John H. Seok, M.D. had 489 Medicare Part D claims for 118 beneficiaries; the average among neurology physician prescribers was 1,370. 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.