Cathy Marie Funk, M.D.
Internal Medicine Physician · Martinsburg, WV
Cathy Marie Funk, M.D. is an internal medicine physician with a practice address in Martinsburg, West Virginia, and NPI 1770664609, issued on Oct 18, 2006. Check the license (West Virginia 19928, as entered in NPPES) on the West Virginia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Cathy Marie Funk
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 19928 WV
Self-reported in NPPES; status is on the state search - Practice location
- 2000 Professional CT, Martinsburg, WV 25401
- Phone
- (304) 264-9837
- Enumerated
- Oct 18, 2006
- Record last updated
- Apr 7, 2022
- Fax
- (304) 264-9838
- Medicaid ID
- 2003209000 WV
- Medicare enrollment
- Enrolled (PECOS I20100826000039); accepts Medicare assignment
- Medical or professional school
- West Virginia University School Of Medicine, 1998
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 754 in West Virginia → Look up another NPI →
Verify Cathy Marie Funk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWest Virginia Board of Medicine
Search for license 19928Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.5 times the Medicare Part D claims of the average internal medicine physician in 2024
11,237 Medicare Part D claims for 491 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 603 claims were for opioids.
Most prescribed
- Losartan Potassium365 claims
- Pantoprazole Sodium355 claims
- Levothyroxine Sodium326 claims
- Furosemide266 claims
- Atorvastatin Calcium254 claims
- Rosuvastatin Calcium246 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.
The MIPS final score for 2023 (Medicare payment program): 94.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Meritus Medical Center IncHagerstown, MD
- West Virginia University Medical CorporationMorgantown, WV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cathy Marie Funk among 754 internal medicine physician records in West Virginia
Cathy Marie Funk, M.D. is one of 754 internal medicine physician records with a practice address in West Virginia. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 57% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1998 · median 2010 among the 487 with a school on file
- Record last updated2022 · 43% 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 West Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
54 internal medicine physician records list a practice address in Martinsburg
They are 54 of the 2,516 NPPES records with a practice address in Martinsburg, and 754 internal medicine physician records in West Virginia.
All 754 in West Virginia → Every provider in Martinsburg → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- James Battin, D.O.Martinsburg, WV 254011316926090
- Anteneh Habte, M.D.Martinsburg, WV 254011215916705
- Bethesaida Habte, M.D.Martinsburg, WV 254011376522656
- George Hoe, MDMartinsburg, WV 254011356320618
- Dawn Jones, M.D.Martinsburg, WV 254011659376515
- Linda Morris, M.D.Martinsburg, WV 254011699754192
- Ratna Nair, MDMartinsburg, WV 254011316927122
- Anthony Owunna, M.D.Martinsburg, WV 254011588667844
Common questions
What is Cathy Marie Funk, M.D.'s NPI number?
Cathy Marie Funk, M.D.'s National Provider Identifier (NPI) is 1770664609, issued on Oct 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Cathy Marie Funk, M.D. located?
The NPPES record lists a practice address at 2000 Professional CT, Martinsburg, WV, 25401. Phone: (304) 264-9837. Providers update this record themselves, so call before visiting.
How can I verify Cathy Marie Funk, M.D.'s license?
NPPES lists West Virginia license number 19928, as entered by the provider. Search the West Virginia Board of Medicine at https://wvbom.wv.gov/public/search/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Cathy Marie Funk, M.D. prescribe under Medicare Part D?
In 2024, Cathy Marie Funk, M.D. had 11,237 Medicare Part D claims for 491 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Cathy Marie Funk, M.D.'s MIPS final score?
The 2023 MIPS final score is 94.1 of 100. 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.