Christopher Gagnon, AGACNP-BC
NPI 1720412216 · Acute Care Nurse Practitioner · Dover, NH
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Gagnon, AGACNP-BC is a Acute Care Nurse Practitioner provider in Dover, NH (NPI 1720412216).
Provider details
- NPI number
- 1720412216
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- AGACNP-BC
- Sex
- Male
- Sole proprietor
- No
- License
- RN2269323 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
288 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 177 | $175 |
| Critical Care, Each Additional 30 Minutes99292 | 54 | $88 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 29 | $98 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 17 | $69 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 11 | $36 |
Typical Medicare-allowed amounts for these services range $36–$175 (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.
Practice location
Mailing address
Additional practice locations (2)
- 55 Lake Ave NWorcester, MA 01655-0002Phone: (774) 443-0027
- 333 Borthwick AvePortsmouth, NH 03801-7128Phone: (603) 436-5110
Registry dates
- Enumerated
- 2013-09-03
- Last updated
- 2026-06-02
- Certified
- 2026-06-02
Frequently asked questions
- What is Christopher Gagnon's NPI number?
- Christopher Gagnon's National Provider Identifier (NPI) is 1720412216, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Gagnon's specialty?
- Christopher Gagnon is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Christopher Gagnon located?
- Christopher Gagnon's practice location on file with NPPES is 789 Central Ave, Dover, NH 03820-2526.
- What is Christopher Gagnon's phone number?
- The practice phone number listed in the NPPES registry for Christopher Gagnon is (603) 749-2266.
- Does Christopher Gagnon accept Medicare?
- Christopher Gagnon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Gagnon's NPI active?
- Yes — Christopher Gagnon's NPI (1720412216) is active in the NPPES registry as of the last update on 2026-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.