Michael Longo, D.M.D.
NPI 1821183377 · Oral and Maxillofacial Surgery (Dentist) · East Haven, CT
Enrolled with Medicare as Order and Referring Only - Oral Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Longo, D.M.D. is a Oral and Maxillofacial Surgery (Dentist) provider in East Haven, CT (NPI 1821183377).
Provider details
- NPI number
- 1821183377
- Entity type
- Individual
- Primary specialty
- Oral and Maxillofacial Surgery (Dentist)Dental Providers
- Credential
- D.M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 8159 (CT)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin | 224 | 174 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 110 | 98 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 65 | 56 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 51 | 45 |
| Azithromycin | 48 | 42 |
| Metronidazole | 24 | 22 |
| Chlorhexidine Gluconate | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$50 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Michael Longo's NPI number?
- Michael Longo's National Provider Identifier (NPI) is 1821183377, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Longo's specialty?
- Michael Longo is listed in the NPPES registry with a primary specialty of Oral and Maxillofacial Surgery (Dentist) (Dental Providers).
- Where is Michael Longo located?
- Michael Longo's practice location on file with NPPES is 310 Main Street, East Haven, CT 06512.
- What is Michael Longo's phone number?
- The practice phone number listed in the NPPES registry for Michael Longo is (203) 469-8057.
- Does Michael Longo accept Medicare?
- Michael Longo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Longo's NPI active?
- Yes — Michael Longo's NPI (1821183377) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.