Shaun Gobind Singh Grewal, M.D.

Primary specialty

Urology PhysicianTaxonomy code 208800000X

License

29661 Issued in OK

Practice address

10901 E 48TH St
Tulsa, OK 74146-5830

Phone

(918) 749-8765

Fax

(918) 392-2155

NPI assigned

Jun 18, 2008

Last updated

Mar 3, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in OK, AR, MO3 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

Specialty

Urology

Education

University of Oklahoma College of Medicine, 2008

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Urologic Specialists of Oklahoma IncGroup PAC ID 3779470091, 45 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mercy Hospital Fort Smith Hospital, Fort Smith, AR, CCN 040062
• Oklahoma Surgical Hospital, LLC Hospital, Tulsa, OK, CCN 370210
• Ascension St John Medical Center Hospital, Tulsa, OK, CCN 370114
• St John Owasso Hospital, Owasso, OK, CCN 370227
• Ascension St John Broken Arrow Hospital, Broken Arrow, OK, CCN 370235

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: shaungrewal@usoinc.medalliesdirect.net
• Direct secure messaging: shaun.grewal@direct.stjohnhealthsystem.com
• FHIR API: https://fhir-myrecord.cerner.com/r4/37d0fa6b-e0f7-4581-adbb-f9e2eac855e1/

All facility ownership & control disclosures 1

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

Owned or controlled facilities with NPI records 1

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

• Oklahoma Surgical Hospital, LLC

  • General Acute Care Hospital
  • Tulsa, OK
  • NPI 1487651857

  General Partnership Interest

  CMS ownership

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.

• Urologic Specialists of Oklahoma Inc

  • Urology Physician
  • Tulsa, OK
  • NPI 1174546162

  AR, MO

  Medicare reassignment Care Compare group
• McAlester Medical Services, LLC

  • Internal Medicine Physician
  • McAlester, OK
  • NPI 1154317998

  Surgery

  Medicare reassignment NPD
• Mercy Clinic Joplin LLC

  • Family Medicine Physician
  • Joplin, MO
  • NPI 1215264817

  Surgery

  Medicare reassignment NPD
• Mercy Clinic Springfield Communities

  • Family Medicine Physician
  • Springfield, MO
  • NPI 1245277631
  Medicare reassignment NPD
• Mercy Clinic Springfield Communities

  dba Mercy Clinic Family Medicine-Willow Springs

  • Rural Health Clinic/Center
  • Willow Springs, MO
  • NPI 1972771657
  Medicare reassignment NPD
• Urologic Specialists of Oklahoma Inc

  • Urology Physician
  • Bartlesville, OK
  • NPI 1518779107
  Authorized official Same address or phone
• Urologic Specialists of Oklahoma Inc

  • Urology Physician
  • Owasso, OK
  • NPI 1619789310
  Authorized official Same address or phone
• Urologic Specialists of Oklahoma Inc

  dba Urologic Specialists of Arkansas, P.A.

  • Urology Physician
  • Fort Smith, AR
  • NPI 1831944487
  Authorized official Same address or phone
• Mercy Clinic Joplin LLC

  • Emergency Medicine Physician
  • Carthage, MO
  • NPI 1477822567

  Surgery

  NPD
• Mercy Clinic Springfield Communities

  dba Mercy Clinic Family Medicine-Mountain View

  • Rural Health Clinic/Center
  • Mountain View, MO
  • NPI 1003946732
  NPD
• Oklahoma Surgical Hospital, LLC

  • General Acute Care Hospital
  • Tulsa, OK
  • NPI 1487651857
  NPD (past)
• St John Medical Center Inc

  • General Acute Care Hospital
  • Tulsa, OK
  • NPI 1154417368
  NPD (past)

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

• Oklahoma Surgical Hospital, LLC

  • General Acute Care Hospital
  • Tulsa, OK
  • NPI 1487651857
  Care Compare affiliation
• Owasso Medical Facility, Inc

  dba St. John Owasso

  • General Acute Care Hospital
  • Owasso, OK
  • NPI 1144231432
  Care Compare affiliation
• St John Medical Center Inc

  • General Acute Care Hospital
  • Tulsa, OK
  • NPI 1154417368
  Care Compare affiliation
• St John Medical Center Inc

  • Rehabilitation Hospital Unit
  • Tulsa, OK
  • NPI 1578656161
  Care Compare affiliation
• St. John Broken Arrow, Inc

  dba Ascension St. John Jenks

  • General Acute Care Hospital
  • Broken Arrow, OK
  • NPI 1497988596
  Care Compare affiliation
• Mercy Hospital Fort Smith

  • General Acute Care Hospital
  • Fort Smith, AR
  • NPI 1568433480
  Care Compare affiliation

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

{
    "created_epoch": "1213747200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772496000000",
    "number": "1972764496",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10901 E 48TH ST",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741465830",
            "telephone_number": "918-749-8765",
            "fax_number": "918-392-2155"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10901 E 48TH ST",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741465830",
            "telephone_number": "918-749-8765",
            "fax_number": "918-392-2155"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GREWAL",
        "first_name": "SHAUN",
        "middle_name": "GOBIND SINGH",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-06-18",
        "last_updated": "2026-03-03",
        "certification_date": "2026-03-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "MO",
            "license": "2008016448",
            "primary": false
        },
        {
            "code": "208800000X",
            "taxonomy_group": "",
            "desc": "Urology",
            "state": "OK",
            "license": "29661",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Theresa Lynn Gress, APRN
• Deborah Louise Greubel, ARNP
• Jacob V Greuel, MD
• Kiersten D Greuel
• Harleen Grewal, M.D.
• Simer Kaur Grewal, M.D.
• Emily Kathryn Grewe-Nelson, D.O.
• Terence E Grewe, D.O.
• Lakita Denise Grider, BSW
• Jessica Turner Grier, LPC

• Urology Physician in Tulsa, OK
• Providers in Tulsa, OK by specialty
• Urology Physician in Oklahoma

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 3, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.