Individual provider Active NPI

Srinivasan V Narayanan, MD, PHD

  • Vascular & Interventional Radiology Physician
  • McHenry, IL
National Provider Identifier
1225565229
Registry record updated Feb 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Vascular & Interventional Radiology PhysicianTaxonomy code 2085R0204X
License
036160647 Issued in IL
Practice address
4201 W Medical Center Dr
McHenry, IL 60050-8409
Phone
(815) 334-5566
Fax
(815) 334-5566
NPI assigned
May 22, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 26, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X 036160647 IL
Vascular & Interventional Radiology Physician 2085R0204X 036160647 IL Primary
Vascular & Interventional Radiology Physician 2085R0204X D0104746 MD
Diagnostic Radiology Physician 2085R0202X D0104746 MD

Addresses

Primary practice location

4201 W Medical Center Dr
McHenry, IL 60050-8409

Mailing address

1885 El Paseo St Apt 1042
Houston, TX 77054-3049
Phone (703) 915-0094

Other practice location 1

801 S Milwaukee Ave
Libertyville, IL 60048-3204
Phone (847) 362-2900

Other practice location 2

19801 Observation Dr
Germantown, MD 20876-4070
Phone (301) 557-6000

Other practice location 3

1500 Forest Glen Rd
Silver Spring, MD 20910-1460
Phone (301) 754-7000

Other practice location 4

6431 Fannin St # 2.130B
Houston, TX 77030-1501
Phone (713) 500-7530

Electronic endpoints 3

TypeEndpointUseAffiliation
CONNECT URL https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service Other ABILITY Network
Direct Messaging Address snarayanan447412@direct.myadvocateaurora.org Direct
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL, DC, FL3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20240429001400 IL Practitioner - Diagnostic Radiology 4082988670 Reassigns benefits to 3 organizations
I20251031000801 DC Practitioner - Interventional RadiologyPractitioner - Diagnostic Radiology 4082988670 Reassigns benefits to 1 organization
I20251121001866 FL Practitioner - Interventional Radiology 4082988670 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
University of Miami, LM Miller School of Medicine, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Washington University Physicians in Illinois IncGroup PAC ID 4789945163, 168 clinicians

Practice addresses (Care Compare)

205 Tall Trees Dr
Barrington, IL 60010-3557
Phone (314) 362-7200

Hospital & facility affiliations

  • Northwestern Medicine McHenry Hospital, McHenry, IL, CCN 140116
  • Memorial Hospital Hospital, Belleville, IL, CCN 140185
  • Alton Memorial Hospital Hospital, Alton, IL, CCN 140002

Merit-based Incentive Payment System (MIPS)

Final score
95.19 of 100Reported as apm
Quality
83.05
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
D0104746MDMDDiagnostic Radiology Physician
036160647ILMDVascular & Interventional Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Professional Services of Holy Cross CurrentSince Oct 31, 2025 Accepting new patients
Advocate Health & Hospitals Corp. CurrentSince Jan 20, 2026 Accepting new patients
Professional Services of Holy Cross CurrentSince Oct 31, 2025 Accepting new patients
Mori Bean and Brooks Inc Diagnostic Radiology CurrentSince Oct 1, 2025 Accepting new patients
Advocate Health and Hospitals Corporation CurrentSince Jan 20, 2026 Accepting new patients
McHenry Radiologists and Imaging Associates SC Diagnostic Radiology PastSince Feb 12, 2023 Accepting new patients

Locations

2001 Kingsley Ave
Orange Park, FL 32073
Phone (904) 215-7015

13695 US Highway 1
Sebastian, FL 32958
Phone (772) 589-3185

2115 Little Rd
Trinity, FL 34655
Phone 7278418225410

214 McHenry Rd
Buffalo Grove, IL 60089
Phone (847) 459-1160

29373 Network Pl
Chicago, IL 60673

801 S Milwaukee Ave
Libertyville, IL 60048
Phone (847) 362-2900

4201 W Medical Center Dr
McHenry, IL 60050
Phone (815) 759-3100

19801 Observation Dr
Germantown, MD 20876
Phone (301) 557-5928

1500 Forest Glen Rd
Silver Spring, MD 20910
Phone (301) 754-7230

Organizations & group practices 8

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 4

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": "1495411200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772064000000",
    "number": "1225565229",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1885 EL PASEO ST APT 1042",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770543049",
            "telephone_number": "703-915-0094"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4201 W MEDICAL CENTER DR",
            "city": "MCHENRY",
            "state": "IL",
            "postal_code": "600508409",
            "telephone_number": "815-334-5566",
            "fax_number": "815-334-5566"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "801 S Milwaukee Ave",
            "address_purpose": "LOCATION",
            "city": "Libertyville",
            "state": "IL",
            "postal_code": "600483204",
            "country_code": "US",
            "telephone_number": "847-362-2900",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "19801 Observation Dr",
            "address_purpose": "LOCATION",
            "city": "Germantown",
            "state": "MD",
            "postal_code": "208764070",
            "country_code": "US",
            "telephone_number": "301-557-6000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1500 Forest Glen Rd",
            "address_purpose": "LOCATION",
            "city": "Silver Spring",
            "state": "MD",
            "postal_code": "209101460",
            "country_code": "US",
            "telephone_number": "301-754-7000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6431 Fannin St # 2.130B",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770301501",
            "country_code": "US",
            "telephone_number": "713-500-7530",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NARAYANAN",
        "first_name": "SRINIVASAN",
        "middle_name": "V",
        "name_prefix": "Dr.",
        "credential": "MD, PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-05-22",
        "last_updated": "2026-02-26",
        "certification_date": "2026-02-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "IL",
            "license": "036160647",
            "primary": false
        },
        {
            "code": "2085R0204X",
            "taxonomy_group": "",
            "desc": "Radiology, Vascular & Interventional Radiology",
            "state": "IL",
            "license": "036160647",
            "primary": true
        },
        {
            "code": "2085R0204X",
            "taxonomy_group": "",
            "desc": "Radiology, Vascular & Interventional Radiology",
            "state": "MD",
            "license": "D0104746",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "MD",
            "license": "D0104746",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.667.2",
            "affiliationName": "ABILITY Network",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "64 S Price Rd Ste B",
            "city": "Brownsville",
            "state": "TX",
            "country_code": "US",
            "postal_code": "785212459",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "snarayanan447412@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "801 S Milwaukee Ave",
            "city": "Libertyville",
            "state": "IL",
            "country_code": "US",
            "postal_code": "600483204",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "801 S Milwaukee Ave",
            "city": "Libertyville",
            "state": "IL",
            "country_code": "US",
            "postal_code": "600483204",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in McHenry, IL

Sources for this page

Verify at the official NPI Registry.