NPIMap

Individual provider Active NPI

Lauren Franzblau, MD

  • Allergy & Immunology Physician
  • Ann Arbor, MI
National Provider Identifier
1851895650
Registry record updated Jul 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Allergy & Immunology PhysicianTaxonomy code 207K00000X
License
4301517468 Issued in MI
Practice address
24 Frank Lloyd Wright Dr
Ann Arbor, MI 48105-9484
Phone
(734) 647-5940
NPI assigned
Mar 19, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 9, 2026

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Allergy & Immunology Physician 207K00000X 4301517468 MI Primary
Internal Medicine Physician 207R00000X 4301517468 MI
Allergy & Immunology Physician 207K00000X T1065 TX
Student in an Organized Health Care Education/Training Program 390200000X
Allergy & Immunology (Internal Medicine) Physician 207RA0201X T1065 TX

Addresses

Primary practice location

24 Frank Lloyd Wright Dr
Ann Arbor, MI 48105-9484

Mailing address

3621 S State St
Ann Arbor, MI 48108-1633
Phone (734) 647-5299

Other practice location 1

5939 Harry Hines Blvd
Dallas, TX 75390-7201
Phone (214) 645-6616

Other practice location 2

5939 Harry Hines Blvd
Dallas, TX 75390-7201
Phone (214) 645-6616

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20230928001681 TX Practitioner - Allergy/Immunology 4284088931 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Allergy/Immunology
Education
University of Michigan Medical School, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
University of Texas Southwestern Medical Center at DallasGroup PAC ID 0648188250, 3,156 clinicians

Practice addresses (Care Compare)

5939 Harry Hines Blvd
Dallas, TX 75235-6246
Phone (214) 645-5505

Hospital & facility affiliations

  • Ut of Texas Southwestern University Hospital - William P. Clements Jr. Hospital, Dallas, TX, CCN 450044
  • Parkland Health & Hospital System Hospital, Dallas, TX, CCN 450015

Merit-based Incentive Payment System (MIPS)

Final score
82.87 of 100Reported as group
Quality
70.15
Promoting interoperability
100
Improvement activities
40
Cost
72.75

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
T1065TXMDAllergy & Immunology (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Texas Southwestern Medical Center at Dallas CurrentSince Sep 18, 2023 Accepting new patients
The University of Texas Southwestern Medical Center at Dallas CurrentSince Sep 18, 2023 Accepting new patients

Locations

5939 Harry Hines Blvd
Dallas, TX 75235
Phone (214) 645-1919

2201 Inwood Rd
Dallas, TX 75235
Phone (214) 645-2563

3000 N Interstate 35
Denton, TX 76201
Phone (469) 303-3591

5323 Harry Hines Blvd
Ut Southwest Medical Center, TX 75390

Interoperability endpoints

  • Direct secure messaging: lfranzblau81058@direct.phhs.org

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 and National Provider Directory roles.

Hospital & facility affiliations 46

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

View all 46

NPI Registry JSON

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

{
    "created_epoch": "1521417600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783555200000",
    "number": "1851895650",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3621 S STATE ST",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481081633",
            "telephone_number": "734-647-5299"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "24 FRANK LLOYD WRIGHT DR",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481059484",
            "telephone_number": "734-647-5940"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5939 Harry Hines Blvd",
            "address_purpose": "LOCATION",
            "city": "Dallas",
            "state": "TX",
            "postal_code": "753907201",
            "country_code": "US",
            "telephone_number": "214-645-6616",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "5939 Harry Hines Blvd",
            "address_purpose": "LOCATION",
            "city": "Dallas",
            "state": "TX",
            "postal_code": "753907201",
            "country_code": "US",
            "telephone_number": "214-645-6616",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FRANZBLAU",
        "first_name": "LAUREN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-03-19",
        "last_updated": "2026-07-09",
        "certification_date": "2026-07-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "MI",
            "license": "4301517468",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "4301517468",
            "primary": false
        },
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "TX",
            "license": "T1065",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RA0201X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Allergy & Immunology",
            "state": "TX",
            "license": "T1065",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Ann Arbor, MI

Sources for this page

Verify at the official NPI Registry.