Ralph K. Messo Jr., D.O., P.C.
NPI 1184798621 · Internal Medicine Physician · Staten Island, NY
Ralph K. Messo Jr., D.O., P.C. is a Internal Medicine Physician organization in Staten Island, NY (NPI 1184798621).
Provider details
- NPI number
- 1184798621
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ralph Messo, Physician(718) 966-5556
- License
- 184376 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-17
- Last updated
- 2008-01-24
Frequently asked questions
- What is Ralph K. Messo Jr., D.O., P.C.'s NPI number?
- Ralph K. Messo Jr., D.O., P.C.'s National Provider Identifier (NPI) is 1184798621, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ralph K. Messo Jr., D.O., P.C.?
- Ralph K. Messo Jr., D.O., P.C. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ralph K. Messo Jr., D.O., P.C. located?
- Ralph K. Messo Jr., D.O., P.C.'s practice location on file with NPPES is 4143 Richmond Ave, Staten Island, NY 10312-5637.
- What is Ralph K. Messo Jr., D.O., P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Ralph K. Messo Jr., D.O., P.C. is (718) 966-5556.
- Who is the authorized official for Ralph K. Messo Jr., D.O., P.C.?
- The authorized official listed on Ralph K. Messo Jr., D.O., P.C.'s NPPES record is Ralph Messo, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ralph K. Messo Jr., D.O., P.C.'s NPI active?
- Yes — Ralph K. Messo Jr., D.O., P.C.'s NPI (1184798621) is active in the NPPES registry as of the last update on 2008-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.