NPPES file of Aug 9, 2026

Jefferson W. Jex, M.D.

Pediatric Orthopaedic Surgery Physician · Bethesda, MD

Jefferson W. Jex, M.D. is a pediatric orthopaedic surgery physician with a practice address in Bethesda, Maryland, and NPI 1194715805, issued on Oct 24, 2005. Check the license on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194715805
Name
Jefferson W. Jex
Credential
M.D.
Primary taxonomy
Pediatric Orthopaedic Surgery Physician 207XP3100X
License number
45630 CO
Self-reported in NPPES; status is on the state search
Practice location
8901 Wisconsin Ave, Bethesda, MD 20889
Phone
(301) 295-0730
Enumerated
Oct 24, 2005
Record last updated
May 15, 2018 (not updated in 8 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 8901 Wisconsin Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Yousef AbdelmotaalPharmacist1316558414
  2. Fenote Abraham, M.D.Addiction Psychiatry Physician1073660916
  3. Anthony AchilleMilitary Health Care Provider1548117609
  4. Chigozie Achuko, DMDDentist1811235898
  5. Jennifer Ackerman Helfand, LCSW-CSocial Worker1912658659
  6. Barry Adams, M.S.S.W.Clinical Social Worker1033242730

Verify Jefferson W. Jex in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of PhysiciansCheck 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 Maryland 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 46.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score25.2
  2. Costout of 100 · 30%80.9
  3. Promoting interoperabilityout of 100 · 25%0.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $48.29

3 payments; by number, the most common kind was food and beverage; the largest payer was Globus Medical, Inc. The 503 providers of this specialty with any payment received $5,092.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jefferson Jex$48.29
  2. Specialty average$5,092.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Pediatric Orthopaedic Surgery Physician providers in Maryland

There are 7 pediatric orthopaedic surgery physician records in Maryland.

The 6 pediatric orthopaedic surgery physician records with the nearest ZIP codes

  1. Steven Tuck, MDRockville, MD 208501124062104
  2. Suzanne Walters, M.D.Bethesda, MD 208171982677332
  3. Alexandra Dunham, MDBaltimore, MD 212011093139065
  4. Robert Keehn, MDBaltimore, MD 212091053309930
  5. Salih Marangoz, M.D.Baltimore, MD 212151194905448
  6. Ranjit Varghese, MBBS, MS, MHSCBaltimore, MD 212871861700288

Common questions

What is Jefferson W. Jex, M.D.'s NPI number?

Jefferson W. Jex, M.D.'s National Provider Identifier (NPI) is 1194715805, issued on Oct 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jefferson W. Jex, M.D. located?

The NPPES record lists a practice address at 8901 Wisconsin Ave, Bethesda, MD, 20889. Phone: (301) 295-0730. Providers update this record themselves, so call before visiting.

How can I verify Jefferson W. Jex, M.D.'s license?

Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Jefferson W. Jex, M.D.'s MIPS final score?

The 2023 MIPS final score is 46.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.