Individual provider Active NPI

Kaiyung Woo, MD

  • Anesthesiology Physician
  • Parsippany, NJ
National Provider Identifier
1942298641
Registry record updated Dec 24, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
25MA07157500 Issued in NJ
Practice address
3799 Route 46 Ste 301
Parsippany, NJ 07054-1060
Phone
(973) 335-1122
Fax
(973) 335-1446
NPI assigned
Oct 7, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 24, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 25MA07157500 NJ Primary

Addresses

Primary practice location

3799 Route 46 Ste 301
Parsippany, NJ 07054-1060

Mailing address

3799 Route 46 Ste 301
Parsippany, NJ 07054-1060
Phone (973) 335-1122

Other identifiers 1

IdentifierTypeStateIssuer
01709984MedicaidNY

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NJ
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
I20090729000828 NJ Practitioner - Anesthesiology 8729162367 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare

Merit-based Incentive Payment System (MIPS)

Final score
92.69 of 100Reported as group
Quality
88.93
Improvement activities
40
Cost
90.4

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
25MA07157500NJMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Morris Anesthesia Group, PA Anesthesiology CurrentSince Mar 20, 2022 Accepting new patients
Shrewsbury Ambulatory Anesthesia LLC Anesthesiology CurrentSince Dec 15, 2025 Accepting new patients
Morris Anesthesia Group, PA CurrentSince Aug 4, 2022 Accepting new patients
Essex Gastro Associates, PA CurrentSince Aug 6, 2018 Accepting new patients
Lenox Hill Medical Anesthesiology, PLLC Past Accepting new patients
Anesthesia Associates of Oneida Anesthesiology Past Accepting new patients
Rome Anesthesia Associates, P.C. Anesthesiology Past Accepting new patients
Essex Endoscopy Center LLC Past Accepting new patients

Locations

495 Jack Martin Blvd
Ste 1
Brick, NJ 08724
Phone (732) 836-9800

25 Pocono Rd
Denville, NJ 07834
Phone (273) 625-6000

195 Columbia Tpke
Florham Park, NJ 07932
Phone (973) 301-0917

275 Chestnut St
Ste 6
Newark, NJ 07105
Phone (973) 589-5545

3799 US Highway 46
Ste 301
Parsippany, NJ 07054
Phone (833) 783-1796

655 Shrewsbury Ave
Shrewsbury, NJ 07702
Phone (732) 450-6000

1 Plaza Dr
Unit 2
Toms River, NJ 08757
Phone (732) 691-4898

101 Old Short Hills Rd
West Orange, NJ 07052
Phone (973) 322-6256

321 Genesee St
Oneida, NY 13421
Phone (315) 361-2020

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.

NPI Registry JSON

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

{
    "created_epoch": "1128643200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766534400000",
    "number": "1942298641",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3799 ROUTE 46 STE 301",
            "city": "PARSIPPANY",
            "state": "NJ",
            "postal_code": "070541060",
            "telephone_number": "973-335-1122",
            "fax_number": "973-335-1446"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3799 ROUTE 46 STE 301",
            "city": "PARSIPPANY",
            "state": "NJ",
            "postal_code": "070541060",
            "telephone_number": "973-335-1122",
            "fax_number": "973-335-1446"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WOO",
        "first_name": "KAIYUNG",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-07",
        "last_updated": "2025-12-24",
        "certification_date": "2025-12-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "NJ",
            "license": "25MA07157500",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "01709984",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Parsippany, NJ

Sources for this page

Verify at the official NPI Registry.