Maria Messina, MD
NPI 1598906240 · Anesthesiology Physician · Hamden, CT
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Messina, MD is a Anesthesiology Physician provider in Hamden, CT (NPI 1598906240).
Provider details
- NPI number
- 1598906240
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 249036 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 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
388 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 Lens Surgery00142 | 190 | $65 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 67 | $50 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 31 | $58 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 24 | $78 |
| Anesthesia for Procedure on Eyelid00103 | 19 | $101 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 16 | $69 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-03-10
- Last updated
- 2016-07-29
Frequently asked questions
- What is Maria Messina's NPI number?
- Maria Messina's National Provider Identifier (NPI) is 1598906240, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Messina's specialty?
- Maria Messina is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Messina located?
- Maria Messina's practice location on file with NPPES is 2200 Whitney Ave, Hamden, CT 06518-3691.
- What is Maria Messina's phone number?
- The practice phone number listed in the NPPES registry for Maria Messina is (203) 281-3636.
- Does Maria Messina accept Medicare?
- Maria Messina is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Messina's NPI active?
- Yes — Maria Messina's NPI (1598906240) is active in the NPPES registry as of the last update on 2016-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.