Mary Ellen Sullivan, GNP-BC
NPI 1861676942 · Gerontology Nurse Practitioner · Columbia, SC
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Ellen Sullivan, GNP-BC is a Gerontology Nurse Practitioner provider in Columbia, SC (NPI 1861676942).
Provider details
- NPI number
- 1861676942
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- GNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 3428 (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 tenure25% of score
18 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
1,326 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 497 | $101 |
| 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 | 429 | $13 |
| Advance Care Planning, First 30 Minutes99497 | 169 | $64 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 67 | $71 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 60 | $128 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 47 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 57 | 18 |
| Omeprazole | 51 | 14 |
| Carisoprodol | 49 | — |
| Levothyroxine Sodium | 39 | 19 |
| Atorvastatin Calcium | 35 | 22 |
| Pantoprazole Sodium | 31 | 11 |
| Amlodipine Besylate | 29 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$203 across 2 records (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
- 2007-12-25
- Last updated
- 2022-11-09
- Certified
- 2022-11-09
Frequently asked questions
- What is Mary Ellen Sullivan's NPI number?
- Mary Ellen Sullivan's National Provider Identifier (NPI) is 1861676942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ellen Sullivan's specialty?
- Mary Ellen Sullivan is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Ellen Sullivan located?
- Mary Ellen Sullivan's practice location on file with NPPES is 111 Doctor Cir, Columbia, SC 29203-6502.
- What is Mary Ellen Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Mary Ellen Sullivan is (800) 491-0909.
- Does Mary Ellen Sullivan accept Medicare?
- Mary Ellen Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Ellen Sullivan's NPI active?
- Yes — Mary Ellen Sullivan's NPI (1861676942) is active in the NPPES registry as of the last update on 2022-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.