Christopher Sullivan, APRN
NPI 1598297665 · Family Nurse Practitioner · Wallingford, CT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Sullivan, APRN is a Family Nurse Practitioner provider in Wallingford, CT (NPI 1598297665).
Provider details
- NPI number
- 1598297665
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Male
- Sole proprietor
- No
- License
- 6981 (CT)
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 tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 90 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 311 | 127 |
| Atorvastatin Calcium | 277 | 107 |
| Levothyroxine Sodium | 263 | 93 |
| Metformin Hcl | 148 | 63 |
| Lisinopril | 140 | 49 |
| Losartan Potassium | 136 | 63 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-03-29
- Last updated
- 2017-03-29
Frequently asked questions
- What is Christopher Sullivan's NPI number?
- Christopher Sullivan's National Provider Identifier (NPI) is 1598297665, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Sullivan's specialty?
- Christopher Sullivan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Christopher Sullivan located?
- Christopher Sullivan's practice location on file with NPPES is 850 N Main Street Ext, Wallingford, CT 06492-2400.
- What is Christopher Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Christopher Sullivan is (203) 269-4353.
- Does Christopher Sullivan accept Medicare?
- Christopher Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Sullivan's NPI active?
- Yes — Christopher Sullivan's NPI (1598297665) is active in the NPPES registry as of the last update on 2017-03-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.