Charles A. Mitgang, M.D. P.C.
NPI 1104945179 · Internal Medicine Physician · Rockville Centre, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles A. Mitgang, M.D. P.C. is a Internal Medicine Physician organization in Rockville Centre, NY (NPI 1104945179).
Provider details
- NPI number
- 1104945179
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Charles Mitgang, President(516) 678-5555
- License
- 127551 (NY)
Specialties & taxonomies
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
- 2007-03-28
- Last updated
- 2009-12-01
Frequently asked questions
- What is Charles A. Mitgang, M.D. P.C.'s NPI number?
- Charles A. Mitgang, M.D. P.C.'s National Provider Identifier (NPI) is 1104945179, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Charles A. Mitgang, M.D. P.C.?
- Charles A. Mitgang, M.D. P.C. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles A. Mitgang, M.D. P.C. located?
- Charles A. Mitgang, M.D. P.C.'s practice location on file with NPPES is 371 Merrick Rd, Rockville Centre, NY 11570-5359.
- What is Charles A. Mitgang, M.D. P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Charles A. Mitgang, M.D. P.C. is (516) 678-5555.
- Does Charles A. Mitgang, M.D. P.C. accept Medicare?
- Charles A. Mitgang, M.D. P.C. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Charles A. Mitgang, M.D. P.C.?
- The authorized official listed on Charles A. Mitgang, M.D. P.C.'s NPPES record is Charles Mitgang, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Charles A. Mitgang, M.D. P.C.'s NPI active?
- Yes — Charles A. Mitgang, M.D. P.C.'s NPI (1104945179) is active in the NPPES registry as of the last update on 2009-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.