M Medical Group, Inc.
NPI 1164238333 · Internal Medicine Physician · Rising Sun, MD
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
M Medical Group, Inc. is a Internal Medicine Physician organization in Rising Sun, MD (NPI 1164238333).
Provider details
- NPI number
- 1164238333
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Krystle Brown, Billing Manager(410) 800-6251
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
1 yr 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
Other names (DBA / former)
- Other name
- Calvert Manor for Rehab
Registry dates
- Enumerated
- 2024-12-03
- Last updated
- 2024-12-03
- Certified
- 2024-12-03
Frequently asked questions
- What is M Medical Group, Inc.'s NPI number?
- M Medical Group, Inc.'s National Provider Identifier (NPI) is 1164238333, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is M Medical Group, Inc.?
- M Medical Group, Inc. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is M Medical Group, Inc. located?
- M Medical Group, Inc.'s practice location on file with NPPES is 1881 Telegraph Rd, Rising Sun, MD 21911-2018.
- What is M Medical Group, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for M Medical Group, Inc. is (410) 658-6555.
- Does M Medical Group, Inc. accept Medicare?
- M Medical Group, Inc. 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 M Medical Group, Inc.?
- The authorized official listed on M Medical Group, Inc.'s NPPES record is Krystle Brown, Billing Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is M Medical Group, Inc.'s NPI active?
- Yes — M Medical Group, Inc.'s NPI (1164238333) is active in the NPPES registry as of the last update on 2024-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.