Judy Ko, MD
Rheumatology Physician · Lexington, VA
Judy Ko, MD is a rheumatology physician with a practice address in Lexington, Virginia, and NPI 1093991275, issued on Jan 17, 2008. Check the license (Virginia 0101257891, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Judy Ko
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 0101257891 VA
Self-reported in NPPES; status is on the state search - Practice location
- 30 Greenhouse RD, Lexington, VA 24450
- Phone
- (540) 464-3465
- Enumerated
- Jan 17, 2008
- Record last updated
- Jul 16, 2025
- Fax
- (540) 464-3466
- Medicaid ID
- 1093991275 VA
- Medicare enrollment
- Enrolled (PECOS I20150430002109); may accept Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 197 in Virginia → Look up another NPI →
Verify Judy Ko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101257891Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% more Medicare Part D claims than the average rheumatology physician in 2024
3,865 Medicare Part D claims for 527 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 157 claims were for opioids.
Most prescribed
- Methotrexate720 claims
- Prednisone619 claims
- Hydroxychloroquine Sulfate393 claims
- Gabapentin222 claims
- Leflunomide178 claims
- Pregabalin129 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: $224.30
11 payments; by number, the most common kind was food and beverage; the largest payer was Ucb, 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.
Judy Ko among 197 rheumatology physician records in Virginia
Judy Ko, MD is one of 197 rheumatology physician records with a practice address in Virginia. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 57% of them.
- NPI issued2008 · 57% of these records are older, 35% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1997 · median 2004 among the 128 with a school on file
- Record last updated2025 · 55% 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 Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Virginia
There are 197 rheumatology physician records in Virginia.
All 197 in Virginia → Every provider in Lexington → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Charles Franklin, M.D.Lynchburg, VA 245011477559243
- Eric Kenny, MDLynchburg, VA 245011871528869
- Sharukh Shroff, MD., MPH., MBA.Danville, VA 245411467644435
- Caroline Wynne-Roberts, MDHillsville, VA 243431467633388
- Garry Bayliss, M.D.Salem, VA 241531215936943
- William Blaylock, M.D.Salem, VA 241531811973423
- Catherine Daniel, M.D.Salem, VA 241531538150727
- Joseph Lemmer, MDSalem, VA 241531356320998
Common questions
What is Judy Ko, MD's NPI number?
Judy Ko, MD's National Provider Identifier (NPI) is 1093991275, issued on Jan 17, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Judy Ko, MD located?
The NPPES record lists a practice address at 30 Greenhouse RD, Lexington, VA, 24450. Phone: (540) 464-3465. Providers update this record themselves, so call before visiting.
How can I verify Judy Ko, MD's license?
NPPES lists Virginia license number 0101257891, 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 Judy Ko, MD prescribe under Medicare Part D?
In 2024, Judy Ko, MD had 3,865 Medicare Part D claims for 527 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.