Mary Shearer, DNP
NPI 1336664564 · Family Nurse Practitioner · Charleston, SC
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Shearer, DNP is a Family Nurse Practitioner provider in Charleston, SC (NPI 1336664564).
Provider details
- NPI number
- 1336664564
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP
- Sex
- Female
- Sole proprietor
- No
- License
- 21139 (SC)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
502 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 | 255 | $99 |
| 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 | 209 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 21 | $65 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 17 | $63 |
Typical Medicare-allowed amounts for these services range $13–$99 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 296 | 72 |
| Prednisone | 268 | 93 |
| Amlodipine Besylate | 205 | 70 |
| Carvedilol | 152 | 49 |
| Furosemide | 127 | 38 |
| Cinacalcet Hcl | 109 | 29 |
| Famotidine | 74 | 24 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (1)
- 5336 Sunset Blvd Ste aLexington, SC 29072-9393Phone: (864) 455-1770Fax: (864) 455-1775
Registry dates
- Enumerated
- 2017-08-09
- Last updated
- 2026-01-28
- Certified
- 2026-01-28
Frequently asked questions
- What is Mary Shearer's NPI number?
- Mary Shearer's National Provider Identifier (NPI) is 1336664564, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Shearer's specialty?
- Mary Shearer is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Shearer located?
- Mary Shearer's practice location on file with NPPES is 171 Ashley Ave, Charleston, SC 29425-0001.
- What is Mary Shearer's phone number?
- The practice phone number listed in the NPPES registry for Mary Shearer is (843) 792-1414.
- Does Mary Shearer accept Medicare?
- Mary Shearer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Shearer's NPI active?
- Yes — Mary Shearer's NPI (1336664564) is active in the NPPES registry as of the last update on 2026-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.