Individual provider Active NPI

Muhammad Hammad Siddiqi, MD

  • Nephrology Physician
  • Rockville, MD
National Provider Identifier
1679151450
Registry record updated Jul 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
D0106477 Issued in MD
Practice address
1201 Seven Locks Rd Ste 200a
Rockville, MD 20854-2931
Phone
(301) 907-3939
Fax
(301) 656-3943
NPI assigned
Mar 31, 2021
Last updated
Jul 20, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 20, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X D0106477 MD Primary
Nephrology Physician 207RN0300X 0101281883 VA
Hospitalist Physician 208M00000X 0101281883 VA

Addresses

Primary practice location

1201 Seven Locks Rd Ste 200a
Rockville, MD 20854-2931

Mailing address

1201 Seven Locks Rd Ste 200
Rockville, MD 20854-2960
Phone (301) 907-3939

Other practice location 1

1300 E Marshall St
Richmond, VA 23298-5028
Phone (804) 828-3144

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in VA, DC2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20260410003554 VA Practitioner - Internal MedicinePractitioner - Hospitalist 7911435433 Reassigns benefits to 1 organization
I20260616004678 DC Practitioner - NephrologyPractitioner - Internal Medicine 7911435433

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Hospitalist
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
MCV Associated PhysiciansGroup PAC ID 4385542117, 1,779 clinicians

Practice addresses (Care Compare)

1300 E Marshall St
Richmond, VA 23298-5028
Phone (804) 828-0450

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Vcu Oral-Facial Surgery and Services LLC PastSince Jun 23, 2024 Accepting new patients
MCV Associated Physicians PastSince Sep 28, 2021 Accepting new patients

Organizations & group practices 2

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

NPI Registry JSON

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

{
    "created_epoch": "1617148800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784505600000",
    "number": "1679151450",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1201 SEVEN LOCKS RD STE 200",
            "city": "ROCKVILLE",
            "state": "MD",
            "postal_code": "208542960",
            "telephone_number": "301-907-3939",
            "fax_number": "301-656-3943"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1201 SEVEN LOCKS RD STE 200A",
            "city": "ROCKVILLE",
            "state": "MD",
            "postal_code": "208542931",
            "telephone_number": "301-907-3939",
            "fax_number": "301-656-3943"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1300 E Marshall St",
            "address_purpose": "LOCATION",
            "city": "Richmond",
            "state": "VA",
            "postal_code": "232985028",
            "country_code": "US",
            "telephone_number": "804-828-3144",
            "fax_number": "804-628-7104",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SIDDIQI",
        "first_name": "MUHAMMAD",
        "middle_name": "HAMMAD",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-31",
        "last_updated": "2026-07-20",
        "certification_date": "2026-07-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "MD",
            "license": "D0106477",
            "primary": true
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "VA",
            "license": "0101281883",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "VA",
            "license": "0101281883",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Rockville, MD

Sources for this page

Verify at the official NPI Registry.