Individual provider Active NPI

Mashfee Hossain Khan, MD

  • Anesthesiology Physician
  • San Diego, CA
National Provider Identifier
1114555422
Registry record updated Aug 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
A203081 Issued in CA
Practice address
3626 Ruffin Rd
San Diego, CA 92123-1810
Phone
(858) 565-9666
Fax
(858) 565-9441
NPI assigned
Mar 31, 2020
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 26, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X U9565 TX
Anesthesiology Physician 207L00000X A203081 CA Primary
Anesthesiology Physician 207L00000X MD-55360 IA
Critical Care Medicine (Internal Medicine) Physician 207RC0200X U9565 TX

Addresses

Primary practice location

3626 Ruffin Rd
San Diego, CA 92123-1810

Mailing address

3626 Ruffin Rd
San Diego, CA 92123-1810
Phone (858) 565-9666

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, IA2 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
I20240812000673 TX Practitioner - Anesthesiology 2062833247 Reassigns benefits to 2 organizations
I20250912000833 IA Practitioner - Anesthesiology 2062833247 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Cep America - Anesthesia PCGroup PAC ID 3678897915, 849 clinicians
Baylor College of MedicineGroup PAC ID 8022243971, 1,230 clinicians

Practice addresses (Care Compare)

1111 6TH Ave
Des Moines, IA 50314-2613
Phone (515) 247-3121

6720 Bertner Ave
Houston, TX 77030-2604
Phone (713) 798-1000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
U9565TXMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Cep America - Anesthesia PC Anesthesiology Current Accepting new patients
Cep America - Anesthesia PC Anesthesiology CurrentSince Sep 4, 2025 Accepting new patients
U. S. Anesthesia Partners of Texas, P.a., Anesthesiology CurrentSince Jul 25, 2025 Accepting new patients
Baylor College of Medicine Anesthesiology CurrentSince Jul 1, 2024 Accepting new patients
Baylor College of Medicine CurrentSince Jul 1, 2024 Accepting new patients
Cep America - Anesthesia PC Anesthesiology CurrentSince Sep 4, 2025 Accepting new patients
U S Anesthesia Partners of Texas, PA Anesthesiology CurrentSince Jul 25, 2025 Accepting new patients

Locations

2100 Powell St
Ste 400
Emeryville, CA 94608
Phone (510) 350-2638

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423

1111 6th Ave
Des Moines, IA 50314
Phone (515) 247-3121

1755 59th Pl
West Des Moines, IA 50266
Phone (515) 247-4240

7200 Cambridge St
Fl 1
Houston, TX 77030
Phone (713) 798-3924

6720 Bertner Ave
Ste O520
Houston, TX 77030
Phone (832) 355-2202

12141 Richmond Ave
Houston, TX 77082
Phone (281) 558-3444

1635 North Loop W
Houston, TX 77008
Phone (713) 867-2066

7600 Beechnut St
Houston, TX 77074
Phone (713) 456-5000

100 Medical Dr
Lake Jackson, TX 77566
Phone (713) 496-7555

17450 St Lukes Way
Ste 340
The Woodlands, TX 77384
Phone (936) 266-2645

6720 Bertner Ave
Va Hospital, TX 77030
Phone (713) 785-8537

Organizations & group practices 7

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.

Hospital & facility affiliations 5

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1585612800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787702400000",
    "number": "1114555422",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3626 RUFFIN RD",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921231810",
            "telephone_number": "858-565-9666",
            "fax_number": "858-565-9441"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3626 RUFFIN RD",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921231810",
            "telephone_number": "858-565-9666",
            "fax_number": "858-565-9441"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KHAN",
        "first_name": "MASHFEE",
        "middle_name": "HOSSAIN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-03-31",
        "last_updated": "2026-08-26",
        "certification_date": "2026-08-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "TX",
            "license": "U9565",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "A203081",
            "primary": true
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IA",
            "license": "MD-55360",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "TX",
            "license": "U9565",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Diego, CA

Sources for this page

Verify at the official NPI Registry.