Individual provider Active NPI

Karthik Ramani, MD

  • Nephrology Physician
  • Ann Arbor, MI
National Provider Identifier
1730353699
Registry record updated Feb 25, 2020
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
4301119344 Issued in MI
Practice address
1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone
(734) 936-4000
NPI assigned
Apr 22, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 25, 2020

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 35097088 OH
Internal Medicine Physician 207R00000X 4301119344 MI
Nephrology Physician 207RN0300X 4301119344 MI Primary

Addresses

Primary practice location

1500 E Medical Center Dr
Ann Arbor, MI 48109-5000

Mailing address

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

Other identifiers 1

IdentifierTypeStateIssuer
3149104MedicaidOH

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OH, IN, CA, MI, LA, TN, AL, GA, DC, WV, VA11 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 11

Enrollment IDStateProvider typePAC IDDetails
I20110613000835 OH Practitioner - NephrologyPractitioner - Internal Medicine 0244417566 Reassigns benefits to 1 organization
I20160610001411 IN Practitioner - NephrologyPractitioner - Internal Medicine 0244417566 Reassigns benefits to 1 organization
I20170315002165 CA Practitioner - Nephrology 0244417566 Reassigns benefits to 1 organization
I20190909001965 MI Practitioner - Internal MedicinePractitioner - Nephrology 0244417566 Reassigns benefits to 3 organizations
I20251007001387 LA Practitioner - Internal Medicine 0244417566 Reassigns benefits to 1 organization
I20251010004054 TN Practitioner - Internal MedicinePractitioner - Nephrology 0244417566 Reassigns benefits to 1 organization
I20251031003148 AL Practitioner - Internal MedicinePractitioner - Nephrology 0244417566 Reassigns benefits to 1 organization
I20251208003943 GA Practitioner - Internal Medicine 0244417566 Reassigns benefits to 1 organization
I20260121003979 DC Practitioner - NephrologyPractitioner - Internal Medicine 0244417566 Reassigns benefits to 1 organization
I20260123003461 WV Practitioner - Internal MedicinePractitioner - Nephrology 0244417566 Reassigns benefits to 1 organization
I20260207000465 VA Practitioner - NephrologyPractitioner - Internal Medicine 0244417566 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Nephrology
Education
Other, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Regents of the University of MichiganGroup PAC ID 3779496856, shared by 45 NPIs, 3,344 clinicians

Practice addresses (Care Compare)

1500 E Medical Ctr Dr
Ann Arbor, MI 48109-5000

1500 E Medical Ctr Dr 1St FL
Taubman Ctr Rec D
Ann Arbor, MI 48109-5000
Phone (734) 936-4185

1500 E Medical Ctr Dr 1St FL Rec D
Taubman Center
Ann Arbor, MI 48109-5000
Phone (734) 764-5175

1500 E Medical Ctr Dr 1St FL Rec F
Mott Hospital
Ann Arbor, MI 48109-5000
Phone (734) 764-5176

1500 E Medical Ctr Dr 3Rd FL Taubma
Ann Arbor, MI 48109-5000
Phone (734) 647-7321

2850 S Industrial Hwy
Ann Arbor, MI 48104-6796
Phone (888) 287-1084

2850 S Industrial Hwy 40
Ann Arbor, MI 48104-6796
Phone (734) 936-7175

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Skin biopsy1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
219GAMDAddiction (Substance Use Disorder) Counselor
143704CAMDMarriage & Family Therapist
35097088OHMDNephrology Physician
75332TNMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Monogram Health Professional Services of California PC Internal Medicine CurrentSince Dec 11, 2025 Accepting new patients
Monogram Health Professional Services PC Internal Medicine CurrentSince Jun 27, 2025 Accepting new patients
Regents of the University of Michigan CurrentSince Jul 23, 2019 Accepting new patients
Monogram Health Professional Services PC Internal Medicine CurrentSince Aug 4, 2025 Accepting new patients
Regents of the University of Michigan Internal Medicine Current Accepting new patients
Monogram Health Professional Services PC Internal Medicine CurrentSince Aug 6, 2025 Accepting new patients
Monogram Health Professional Services PC Internal Medicine CurrentSince Nov 18, 2025 Accepting new patients
Regents of the University of Michigan Internal Medicine CurrentSince Jul 23, 2019 Accepting new patients
Regents of the University of Michigan Past Accepting new patients

Locations

2700 Corporate Dr
Ste 200
Birmingham, AL 35242
Phone (205) 314-4760

4401 Atlantic Ave
Ste 200
Long Beach, CA 90807
Phone (562) 984-2038

3350 Riverwood Pkwy SE
Ste 1900
Atlanta, GA 30339
Phone (404) 277-2167

2900 Westfork Dr
Ste 401
Baton Rouge, LA 70827
Phone (225) 953-0895

1500 E Medical Center Dr
Ann Arbor, MI 48109
Phone (734) 936-4280

3621 S State St
Ann Arbor, MI 48108
Phone (734) 647-5229

1500 E Medical Center Dr
Fl 3
Ann Arbor, MI 48109
Phone (734) 647-5944

8001 Challis Rd
Brighton, MI 48116
Phone (810) 227-9510

7500 Challis Rd
Brighton, MI 48116
Phone (734) 764-4190

250 Monroe Ave NW
Ste 400
Grand Rapids, MI 49503
Phone (616) 441-4616

470 Olde Worthington Rd
Ste 200
Westerville, OH 43082
Phone (614) 340-7587

5410 Maryland Way
Ste 301
Brentwood, TN 37027
Phone (615) 762-3845

5410 Maryland Way
Ste 400
Brentwood, TN 37027

5680 King Centre Dr
Ste 600
Kingstowne, VA 22315
Phone (703) 201-8558

919 E Main St
Ste 1000
Richmond, VA 23219
Phone (804) 729-6904

1253 Canyon Rd
Ste 15
Morgantown, WV 26508
Phone (304) 451-9116

Interoperability endpoints

  • Direct secure messaging: karthik.ramani.1@22854.direct.athenahealth.com

Organizations & group practices 10

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 1

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": "1208822400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1582588800000",
    "number": "1730353699",
    "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": "1500 E MEDICAL CENTER DR",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481095000",
            "telephone_number": "734-936-4000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RAMANI",
        "first_name": "KARTHIK",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-04-22",
        "last_updated": "2020-02-25",
        "certification_date": "2020-02-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "OH",
            "license": "35097088",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "4301119344",
            "primary": false
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "MI",
            "license": "4301119344",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3149104",
            "state": "OH"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Ann Arbor, MI

Sources for this page

Verify at the official NPI Registry.