Karen Sullivan, APRN
NPI 1881692812 · Family Nurse Practitioner · Manchester, CT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Sullivan, APRN is a Family Nurse Practitioner provider in Manchester, CT (NPI 1881692812).
Provider details
- NPI number
- 1881692812
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 001637 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
20 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
794 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 | 140 | $117 |
| 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 | 100 | $15 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 83 | $13 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 77 | $10 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 68 | $16 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 80 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 531 | 166 |
| Lisinopril | 265 | 80 |
| Levothyroxine Sodium | 241 | 69 |
| Hydrochlorothiazide | 179 | 56 |
| Rosuvastatin Calcium | 134 | 42 |
| Amlodipine Besylate | 129 | 42 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-13
- Last updated
- 2015-02-23
Frequently asked questions
- What is Karen Sullivan's NPI number?
- Karen Sullivan's National Provider Identifier (NPI) is 1881692812, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Sullivan's specialty?
- Karen Sullivan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Sullivan located?
- Karen Sullivan's practice location on file with NPPES is 375 East Center Street, Manchester, CT 06040.
- What is Karen Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Karen Sullivan is (860) 646-0166.
- Does Karen Sullivan accept Medicare?
- Karen Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Sullivan's NPI active?
- Yes — Karen Sullivan's NPI (1881692812) is active in the NPPES registry as of the last update on 2015-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.