NPPES file of Aug 9, 2026

Katelyn Marie Gudyka-Massie, DO

Internal Medicine Physician · Fredericksburg, VA

Katelyn Marie Gudyka-Massie, DO is an internal medicine physician with a practice address in Fredericksburg, Virginia, and NPI 1659014678, issued on Apr 18, 2022. Check the license (Virginia 0102209541, 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
1659014678
Name
Katelyn Marie Gudyka-Massie
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
0102209541 VA
Self-reported in NPPES; status is on the state search
Practice location
1001 Sam Perry Blvd, Fredericksburg, VA 22401
Phone
(540) 741-4350
Enumerated
Apr 18, 2022
Record last updated
Mar 25, 2026
Medicare enrollment
Enrolled (PECOS I20251106002078); accepts Medicare assignment
Medical or professional school
Touro Un Col Of Osteopathic Medicine, New York, 2022
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.
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Also registered at 1001 Sam Perry Blvd

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

  1. Rehab Abdin, MDStudent in an Organized Health Care Education/Training Program1750131264
  2. Maryam Abdrabbo, PHARMDPharmacist1063388676
  3. Vera Adanuvor, M.D.Internal Medicine Physician1174810881
  4. Ophelia Adipa, MDPediatrics Physician1114211323
  5. Zalmai Afzali, M.D.Internal Medicine Physician1407177397
  6. Carlos Aguilar, DOStudent in an Organized Health Care Education/Training Program1073306965

Verify Katelyn Marie Gudyka-Massie 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 0102209541
    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

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83% fewer Medicare Part D claims than the average internal medicine physician in 2024

526 Medicare Part D claims for 111 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 12 claims were for opioids.

  1. Katelyn Gudyka-Massie526
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate36 claims
  2. Atorvastatin Calcium26 claims
  3. Omeprazole23 claims
  4. Carvedilol22 claims
  5. Hydrochlorothiazide17 claims
  6. Lisinopril17 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.

Bills Medicare through one group practice

  1. Mary Washington Healthcare Providers LLCFredericksburg, VA

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

Katelyn Marie Gudyka-Massie among 3,599 internal medicine physician records in Virginia

Katelyn Marie Gudyka-Massie, DO is one of 3,599 internal medicine 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 2022, is newer than 92% of them.

  • NPI issued2022 · 92% of these records are older, 6% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2022 · median 2003 among the 2,234 with a school on file
  • Record last updated2026 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

64 internal medicine physician records list a practice address in Fredericksburg

They are 64 of the 3,696 NPPES records with a practice address in Fredericksburg, and 3,599 internal medicine physician records in Virginia.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Matthew Aiken, DOFredericksburg, VA 224011063488450
  2. Abla Awadh, M.D.Fredericksburg, VA 224011548282676
  3. Norman Chang, M.D.Fredericksburg, VA 224011629064605
  4. Joseph Ferguson, M.D.Fredericksburg, VA 224011811986441
  5. Diane Franchi, M.D.Fredericksburg, VA 224011538159199
  6. Vikas Gupta, MDFredericksburg, VA 224011710974167
  7. Rosemary Iwunze, MDFredericksburg, VA 224011205950284
  8. Diego Martinez-Vasquez, M.D.Fredericksburg, VA 224011063483188

Common questions

What is Katelyn Marie Gudyka-Massie, DO's NPI number?

Katelyn Marie Gudyka-Massie, DO's National Provider Identifier (NPI) is 1659014678, issued on Apr 18, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Katelyn Marie Gudyka-Massie, DO located?

The NPPES record lists a practice address at 1001 Sam Perry Blvd, Fredericksburg, VA, 22401. Phone: (540) 741-4350. Providers update this record themselves, so call before visiting.

How can I verify Katelyn Marie Gudyka-Massie, DO's license?

NPPES lists Virginia license number 0102209541, 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 Katelyn Marie Gudyka-Massie, DO prescribe under Medicare Part D?

In 2024, Katelyn Marie Gudyka-Massie, DO had 526 Medicare Part D claims for 111 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.