Cathy Funk, M.D.
NPI 1770664609 · Internal Medicine Physician · Martinsburg, WV
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cathy Funk, M.D. is a Internal Medicine Physician provider in Martinsburg, WV (NPI 1770664609).
Provider details
- NPI number
- 1770664609
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 19928 (WV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,075 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 892 | $97 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 412 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 289 | $127 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 160 | $67 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 55 | $50 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 165 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 365 | 97 |
| Pantoprazole Sodium | 355 | 86 |
| Levothyroxine Sodium | 326 | 84 |
| Furosemide | 266 | 76 |
| Atorvastatin Calcium | 254 | 67 |
| Rosuvastatin Calcium | 246 | 69 |
| Celecoxib | 242 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-18
- Last updated
- 2022-04-07
- Certified
- 2022-04-07
Frequently asked questions
- What is Cathy Funk's NPI number?
- Cathy Funk's National Provider Identifier (NPI) is 1770664609, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cathy Funk's specialty?
- Cathy Funk is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cathy Funk located?
- Cathy Funk's practice location on file with NPPES is 2000 Professional Ct, Martinsburg, WV 25401-8803.
- What is Cathy Funk's phone number?
- The practice phone number listed in the NPPES registry for Cathy Funk is (304) 264-9837.
- Does Cathy Funk accept Medicare?
- Cathy Funk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cathy Funk's NPI active?
- Yes — Cathy Funk's NPI (1770664609) is active in the NPPES registry as of the last update on 2022-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.