Ryan Messier, RN
NPI 1548757727 · Registered Nurse · Methuen, MA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Messier, RN is a Registered Nurse provider in Methuen, MA (NPI 1548757727).
Provider details
- NPI number
- 1548757727
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- No
- License
- RN2269013 (MA)
Specialties & taxonomies
Nursing Service 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
107 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) |
|---|---|---|
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 27 | $62 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 24 | $57 |
| Anesthesia for Procedure on Anus and Rectum00902 | 17 | $81 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 13 | $74 |
| Anesthesia for Other Procedure on Urinary System Through Urethra00910 | 13 | $58 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 13 | $164 |
Practice location
Mailing address
Additional practice locations (1)
- 15 Cedar StSalem, MA 01970-4805Phone: (617) 257-2255
Registry dates
- Enumerated
- 2018-04-13
- Last updated
- 2019-07-16
Frequently asked questions
- What is Ryan Messier's NPI number?
- Ryan Messier's National Provider Identifier (NPI) is 1548757727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Messier's specialty?
- Ryan Messier is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Ryan Messier located?
- Ryan Messier's practice location on file with NPPES is 70 East St, Methuen, MA 01844-4597.
- What is Ryan Messier's phone number?
- The practice phone number listed in the NPPES registry for Ryan Messier is (978) 687-0151.
- Does Ryan Messier accept Medicare?
- Ryan Messier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Messier's NPI active?
- Yes — Ryan Messier's NPI (1548757727) is active in the NPPES registry as of the last update on 2019-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.