Individual provider Active NPI

Ravi K Damaraju, M.D.

  • Nephrology Physician
  • Elgin, IL
National Provider Identifier
1669586475
Registry record updated Aug 4, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
036.096969 Issued in IL
Practice address
1600 N Randall Rd Ste 135
Elgin, IL 60123-7810
Phone
(847) 531-5911
Fax
(847) 531-5922
NPI assigned
Aug 18, 2006
Last updated
Aug 4, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 4, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X 036.096969 IL Primary

Addresses

Primary practice location

1600 N Randall Rd Ste 135
Elgin, IL 60123-7810

Mailing address

120 W 22ND St Ste 200
Oak Brook, IL 60523-1563
Phone (630) 573-5000

Other practice location 1

900 S Rand Rd
Lake Zurich, IL 60047-2450
Phone (815) 301-1001

Other practice location 2

28160 W Northwest Hwy Ste 405
Lake Barrington, IL 60010-2318
Phone (815) 301-1001

Other practice location 3

2371 Bowes Rd Ste 100
Elgin, IL 60123-5543
Phone (847) 531-5911

Other practice location 4

910 Greenlee St Unit B
Marengo, IL 60152-8200
Phone (800) 424-6589

Other practice location 5

1345 Ryan Pkwy
Algonquin, IL 60102-4530
Phone (847) 531-5911

Other identifiers 1

IdentifierTypeStateIssuer
036-096969MedicaidIL

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address credentialing@nephdocs.com Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL
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

Enrollment IDStateProvider typePAC IDDetails
I20080521000812 IL Practitioner - NephrologyPractitioner - Internal Medicine 7719056357 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nephrology
Education
University of Chicago, Pritzker School of Medicine, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

10370 Haligus Rd
Suite 103
Huntley, IL 60142-9582
Phone (847) 531-5911

1345 Ryan Pkwy
Algonquin, IL 60102-4530
Phone (847) 531-5911

1600 N Randall Rd
Suite 135
Elgin, IL 60123-7810
Phone (815) 301-1001

2560 Hauser Ross Dr
Suite 450
Sycamore, IL 60178-3185
Phone (815) 301-1001

390 E Congress Pkwy
Suite C
Crystal Lake, IL 60014-6202
Phone (815) 301-1001

800 Biesterfield Rd
Elk Grove Village, IL 60007-3372
Phone (847) 981-3680

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036.096969ILMDNephrology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Nephrology Associates of Northern Illinois, LTD. Nephrology CurrentSince Feb 10, 2023 Accepting new patients
Nephrology Associates of Northern Illinois, LTD. Nephrology CurrentSince Feb 10, 2023 Accepting new patients

Locations

1345 Ryan Pkwy
Algonquin, IL 60102
Phone (847) 531-5911

3223 W 63rd St
Chicago, IL 60629
Phone (773) 735-4884

1600 N Randall Rd
Ste 135
Elgin, IL 60123
Phone (847) 531-5911

1710 N Randall Rd
Ste 330
Elgin, IL 60123
Phone (847) 531-5911

2371 Bowes Rd
Ste 100
Elgin, IL 60123
Phone (847) 531-5911

800 Biesterfield Rd
Ste 104
Elk Grove Village, IL 60007
Phone (847) 593-9182

1555 N Barrington Rd
Hoffman Estates, IL 60169
Phone (847) 490-2923

10370 Haligus Rd
Ste 103
Huntley, IL 60142
Phone (847) 531-5911

28160 W Northwest Hwy
Ste 405
Lake Barrington, IL 60010
Phone (815) 301-1001

900 S Rand Rd
Lake Zurich, IL 60047
Phone (847) 726-1200

910 Greenlee St
Unit B
Marengo, IL 60152
Phone (815) 568-5800

120 Spalding Dr
Ste 410
Naperville, IL 60540
Phone (630) 369-0780

120 W 22nd St
Oak Brook, IL 60523

120 W 22nd St
Ste 200
Oak Brook, IL 60523
Phone (630) 575-5000

33 W Higgins Rd
South Barrington, IL 60010
Phone (224) 323-6461

450 W State Route 22
South Barrington, IL 60010
Phone (847) 381-0123

Interoperability endpoints

  • Direct secure messaging: rdamaraju49719@direct.acumenmd.com

Ownership & related parties

All facility ownership & control disclosures 1

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

FacilityTypeRoleSince
Advocate Sherman HospitalElgin, IL, CCN 140030 Hospital Corporate Director Jan 1, 2017

Owned or controlled facilities with NPI records 2

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

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.

Hospital & facility affiliations 11

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": "1155859200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754265600000",
    "number": "1669586475",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "120 W 22ND ST STE 200",
            "city": "OAK BROOK",
            "state": "IL",
            "postal_code": "605231563",
            "telephone_number": "630-573-5000",
            "fax_number": "630-491-5472"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1600 N RANDALL RD STE 135",
            "city": "ELGIN",
            "state": "IL",
            "postal_code": "601237810",
            "telephone_number": "847-531-5911",
            "fax_number": "847-531-5922"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "900 S Rand Rd",
            "address_purpose": "LOCATION",
            "city": "Lake Zurich",
            "state": "IL",
            "postal_code": "600472450",
            "country_code": "US",
            "telephone_number": "815-301-1001",
            "fax_number": "815-301-1002",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "28160 W Northwest Hwy Ste 405",
            "address_purpose": "LOCATION",
            "city": "Lake Barrington",
            "state": "IL",
            "postal_code": "600102318",
            "country_code": "US",
            "telephone_number": "815-301-1001",
            "fax_number": "815-301-1002",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2371 Bowes Rd Ste 100",
            "address_purpose": "LOCATION",
            "city": "Elgin",
            "state": "IL",
            "postal_code": "601235543",
            "country_code": "US",
            "telephone_number": "847-531-5911",
            "fax_number": "847-531-5922",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "910 Greenlee St Unit B",
            "address_purpose": "LOCATION",
            "city": "Marengo",
            "state": "IL",
            "postal_code": "601528200",
            "country_code": "US",
            "telephone_number": "800-424-6589",
            "fax_number": "815-568-5900",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1345 Ryan Pkwy",
            "address_purpose": "LOCATION",
            "city": "Algonquin",
            "state": "IL",
            "postal_code": "601024530",
            "country_code": "US",
            "telephone_number": "847-531-5911",
            "fax_number": "847-531-5922",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DAMARAJU",
        "first_name": "RAVI",
        "middle_name": "K",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-18",
        "last_updated": "2025-08-04",
        "certification_date": "2025-08-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "IL",
            "license": "036.096969",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036-096969",
            "state": "IL"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "credentialing@nephdocs.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "120 W 22nd St Ste 200",
            "city": "Oak Brook",
            "state": "IL",
            "country_code": "US",
            "postal_code": "605231563",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Elgin, IL

Sources for this page

Verify at the official NPI Registry.