Calvert Internal Medicine Group PA
NPI 1174682298 · Internal Medicine Physician · Prince Frederick, MD
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Calvert Internal Medicine Group PA is a Internal Medicine Physician organization in Prince Frederick, MD (NPI 1174682298).
Provider details
- NPI number
- 1174682298
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Jonathan Lowenthal, President(410) 535-2005
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
- 2006-12-06
- Last updated
- 2022-07-21
Frequently asked questions
- What is Calvert Internal Medicine Group PA's NPI number?
- Calvert Internal Medicine Group PA's National Provider Identifier (NPI) is 1174682298, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Calvert Internal Medicine Group PA?
- Calvert Internal Medicine Group PA is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Calvert Internal Medicine Group PA located?
- Calvert Internal Medicine Group PA's practice location on file with NPPES is 985 Prince Frederick Blvd Ste 201, Prince Frederick, MD 20678-3492.
- What is Calvert Internal Medicine Group PA's phone number?
- The practice phone number listed in the NPPES registry for Calvert Internal Medicine Group PA is (410) 535-2005.
- Does Calvert Internal Medicine Group PA accept Medicare?
- Calvert Internal Medicine Group PA 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 Calvert Internal Medicine Group PA?
- The authorized official listed on Calvert Internal Medicine Group PA's NPPES record is Jonathan Lowenthal, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Calvert Internal Medicine Group PA's NPI active?
- Yes — Calvert Internal Medicine Group PA's NPI (1174682298) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.