Calvin Jamal Blocker, MD, MBA

Primary specialty

Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X

Practice address

120 William Penn PLZ
Durham, NC 27704-2150

Phone

(919) 220-5255

NPI assigned

Mar 30, 2021

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in NC

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physical Medicine and Rehabilitation

Education

University of North Carolina at Chapel Hill School of Medicine, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Emergeortho PAGroup PAC ID 0749188894, 726 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Master of Business Administration, Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: calvin.blocker.1@847.direct.athenahealth.com

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Emergeortho PA

  • Orthopaedic Surgery Physician
  • Durham, NC
  • NPI 1376592964

  Physical Medicine & Rehabilitation

  Medicare reassignment Care Compare group NPD
• Emergeortho PA

  • Durable Medical Equipment & Medical Supplies
  • Eden, NC
  • NPI 1841170222
  NPD

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1617062400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748304000000",
    "number": "1659959955",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 5105",
            "city": "BELFAST",
            "state": "ME",
            "postal_code": "049155100",
            "telephone_number": "919-220-5255"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "120 WILLIAM PENN PLZ",
            "city": "DURHAM",
            "state": "NC",
            "postal_code": "277042150",
            "telephone_number": "919-220-5255"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "604 Medical Dr",
            "address_purpose": "LOCATION",
            "city": "Greenville",
            "state": "NC",
            "postal_code": "278347503",
            "country_code": "US",
            "telephone_number": "252-744-6683",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BLOCKER",
        "first_name": "CALVIN",
        "middle_name": "JAMAL",
        "name_prefix": "Dr.",
        "credential": "MD, MBA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-30",
        "last_updated": "2025-05-27",
        "certification_date": "2025-05-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208100000X",
            "taxonomy_group": "",
            "desc": "Physical Medicine & Rehabilitation",
            "state": "NC",
            "license": "2025-01529",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Rachel C. Blitzblau, MD, PHD
• Gerard C Blobe, M.D.
• Jeanne E Block, RN
• Nina Block, AGNP-C
• Samantha Dru Block
• Thomas James Blodgett, PHD, APRN, AGACNP-BC
• Ellie Blom
• Alexander Blood, M.D.
• Kalena Renee Bloodcloud, MSW, LCSW
• Erika Bloodworth, LCMHC

• Student in an Organized Health Care Education/Training Program in Durham, NC
• Providers in Durham, NC by specialty
• Student in an Organized Health Care Education/Training Program in North Carolina

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 27, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.