Individual provider Active NPI

Jaime Luis Velasco Masson, M.D

  • Pediatric Emergency Medicine (Pediatrics) Physician
  • The Woodlands, TX
National Provider Identifier
1356541197
Registry record updated May 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Emergency Medicine (Pediatrics) PhysicianTaxonomy code 2080P0204X
License
C1732 Issued in KY
Practice address
17600 Interstate 45 S
The Woodlands, TX 77384-5148
Phone
(314) 268-4101
Fax
(314) 577-5379
NPI assigned
Jul 19, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 13, 2026

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

Specialties & licenses 8

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X C1732 KY
Pediatric Emergency Medicine (Pediatrics) Physician 2080P0204X C1732 KY Primary
Pediatric Emergency Medicine (Pediatrics) Physician 2080P0204X R6499 TX
Pediatric Emergency Medicine (Pediatrics) Physician 2080P0204X 44190 OK
Emergency Medicine Physician 207P00000X R6499 TX
Pediatric Emergency Medicine (Pediatrics) Physician 2080P0204X 4301096765 MI
Pediatrics Physician 208000000X 4301096765 MI
Pediatrics Physician 208000000X 2013021824 MO

Addresses

Primary practice location

17600 Interstate 45 S
The Woodlands, TX 77384-5148

Mailing address

1465 S Grand Blvd
Saint Louis, MO 63104-1003
Phone (314) 268-4101

Other practice location 1

1200 Childrens Ave
Oklahoma City, OK 73104-4637
Phone (405) 271-2429

Other practice location 2

231 E Chestnut St
Louisville, KY 40202-1821
Phone (502) 629-6000

Other names 1

  • Dr. Jaime Luis Velasco Other name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO, TX, KY, OK4 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 4

Enrollment IDStateProvider typePAC IDDetails
I20130826000738 MO Practitioner - Emergency MedicinePractitioner - Pediatric Medicine 4183872898 Reassigns benefits to 1 organization
I20220512002861 TX Practitioner - Pediatric MedicinePractitioner - Emergency Medicine 4183872898 Reassigns benefits to 2 organizations
I20231120002275 KY Practitioner - Other (Physician)Practitioner - Pediatric Medicine 4183872898 Reassigns benefits to 1 organization
I20241016003363 OK Practitioner - Pediatric Medicine 4183872898 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Pediatric MedicineAlso: Emergency Medicine
Education
Other, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Texas Childrens Physician GroupGroup PAC ID 4385722081, 661 clinicians

Practice addresses (Care Compare)

6651 Main St
Houston, TX 77030-2351
Phone (832) 826-3000

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Ou Health Partners, Inc CurrentSince Sep 1, 2024 Accepting new patients
Longhorn Emergency Medical Associates PA Emergency Medicine CurrentSince Jun 1, 2022 Accepting new patients
Ies ER Oklahoma LLC Emergency Medicine CurrentSince Dec 31, 2025 Accepting new patients
Ou Health Partners, Inc CurrentSince Sep 1, 2024 Accepting new patients
Norton Children'S Medical Group, LLC CurrentSince Oct 1, 2023 Accepting new patients
Norton Children'S Medical Group, LLC Current Accepting new patients
Texas Children'S Physician Group Pediatrics CurrentSince Jul 29, 2024 Accepting new patients
The Children'S Mercy Hospital CurrentSince Oct 31, 2022 Accepting new patients
The Children'S Mercy Hospital Pediatrics CurrentSince Oct 31, 2022 Accepting new patients
Ou Medicine Inc. Past Accepting new patients
Texas Children'S Hospital Past Accepting new patients

Locations

601 S Floyd St
Ste 604
Louisville, KY 40202
Phone (502) 559-1670

4910 Chamberlain Ln
Louisville, KY 40241
Phone (502) 446-5000

231 E Chestnut St
Louisville, KY 40202
Phone (502) 852-8500

2401 Gillham Rd
Kansas City, MO 64108
Phone (816) 234-3380

140 W 151st St S
Glenpool, OK 74033
Phone (918) 321-7000

1200 Childrens Ave
Oklahoma City, OK 73104
Phone (405) 271-2429

940 NE 13th St
Oklahoma City, OK 73104
Phone (405) 271-2429

1200 Childrens Ave
Ste 9A
Oklahoma City, OK 73104
Phone (405) 271-2234

900 NE 10th St
Oklahoma City, OK 73104
Phone (405) 271-2230

10501 E 91st St
Tulsa, OK 74133
Phone (918) 307-6000

6161 S Yale Ave
Tulsa, OK 74136
Phone (918) 494-2200

919 E 32nd St
Austin, TX 78705
Phone (512) 343-2466

8611 N Mopac Expy
Austin, TX 78759
Phone (713) 816-1250

4015 22nd Pl
Lubbock, TX 79410
Phone (806) 725-0000

2400 Round Rock Ave
Round Rock, TX 78681
Phone (512) 255-6066

17600 Interstate 45 S
The Woodlands, TX 77384
Phone (936) 267-5000

6651 Main St
Va Hospital, TX 77030
Phone (832) 826-3000

Organizations & group practices 11

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": "1184803200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778630400000",
    "number": "1356541197",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1465 S GRAND BLVD",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631041003",
            "telephone_number": "314-268-4101",
            "fax_number": "314-577-5379"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "17600 INTERSTATE 45 S",
            "city": "THE WOODLANDS",
            "state": "TX",
            "postal_code": "773845148",
            "telephone_number": "314-268-4101",
            "fax_number": "314-577-5379"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1200 Childrens Ave",
            "address_purpose": "LOCATION",
            "city": "Oklahoma City",
            "state": "OK",
            "postal_code": "731044637",
            "country_code": "US",
            "telephone_number": "405-271-2429",
            "fax_number": "405-271-2421",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "231 E Chestnut St",
            "address_purpose": "LOCATION",
            "city": "Louisville",
            "state": "KY",
            "postal_code": "402021821",
            "country_code": "US",
            "telephone_number": "502-629-6000",
            "fax_number": "502-851-8556",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "VELASCO MASSON",
        "first_name": "JAIME",
        "middle_name": "LUIS",
        "name_prefix": "Dr.",
        "credential": "M.D",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-07-19",
        "last_updated": "2026-05-13",
        "certification_date": "2026-05-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "KY",
            "license": "C1732",
            "primary": false
        },
        {
            "code": "2080P0204X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Emergency Medicine",
            "state": "KY",
            "license": "C1732",
            "primary": true
        },
        {
            "code": "2080P0204X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Emergency Medicine",
            "state": "TX",
            "license": "R6499",
            "primary": false
        },
        {
            "code": "2080P0204X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Emergency Medicine",
            "state": "OK",
            "license": "44190",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "TX",
            "license": "R6499",
            "primary": false
        },
        {
            "code": "2080P0204X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Emergency Medicine",
            "state": "MI",
            "license": "4301096765",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MI",
            "license": "4301096765",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MO",
            "license": "2013021824",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "JAIME",
            "last_name": "VELASCO",
            "middle_name": "LUIS",
            "prefix": "DR.",
            "credential": "M.D",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in The Woodlands, TX

Sources for this page

Verify at the official NPI Registry.