Mark Wimmer, M.D.
NPI 1558369207 · Medical Oncology Physician · Salisbury, NC
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Wimmer, M.D. is a Medical Oncology Physician provider in Salisbury, NC (NPI 1558369207).
Provider details
- NPI number
- 1558369207
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 9501457 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
680 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| 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 | 282 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 198 | $91 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 113 | $61 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 64 | $135 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 23 | $170 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Letrozole | 196 | 50 |
| Alendronate Sodium | 65 | 13 |
| Tamoxifen Citrate | 51 | — |
| Levothyroxine Sodium | 50 | 12 |
| Ondansetron Hcl | 43 | 26 |
| Hydroxyurea | 35 | — |
| Anastrozole | 34 | — |
| Valacyclovir Hclbrand: Valacyclovir | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2022-05-27
- Certified
- 2022-05-27
Frequently asked questions
- What is Mark Wimmer's NPI number?
- Mark Wimmer's National Provider Identifier (NPI) is 1558369207, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Wimmer's specialty?
- Mark Wimmer is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Wimmer located?
- Mark Wimmer's practice location on file with NPPES is 631 Mocksville Ave Ste 1020, Salisbury, NC 28144-2731.
- What is Mark Wimmer's phone number?
- The practice phone number listed in the NPPES registry for Mark Wimmer is (704) 210-7600.
- Does Mark Wimmer accept Medicare?
- Mark Wimmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Wimmer's NPI active?
- Yes — Mark Wimmer's NPI (1558369207) is active in the NPPES registry as of the last update on 2022-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.