Individual provider Active NPI

Theodore John Krzysik, MSN, APRN, FNP-BC

  • Family Nurse Practitioner
  • Conroe, TX
National Provider Identifier
1225620032
Registry record updated Oct 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
4704317818 Issued in MI
Practice address
1150 W Dallas St
Conroe, TX 77301-2208
Phone
(713) 955-4510
NPI assigned
Feb 3, 2021
Last updated
Oct 16, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 16, 2026

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

Specialties & licenses 6

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 4704317818 MI
Nurse Practitioner 363L00000X 1123912 TX
Family Nurse Practitioner 363LF0000X 907853 MS
Family Nurse Practitioner 363LF0000X 209034864 IL
Family Nurse Practitioner 363LF0000X 4704317818 MI Primary
Family Nurse Practitioner 363LF0000X 4052580 KY

Addresses

Primary practice location

1150 W Dallas St
Conroe, TX 77301-2208

Mailing address

1150 W Dallas St
Conroe, TX 77301-2208
Phone (713) 955-4510

Other practice location 1

3040 Bourn St
Lewiston, MI 49756-8134
Phone (989) 786-4877

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI, TX, CT, MS, IL5 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 5

Enrollment IDStateProvider typePAC IDDetails
I20221107000836 MI Practitioner - Nurse Practitioner 0042687949 Reassigns benefits to 1 organization
I20230814003685 TX Practitioner - Nurse Practitioner 0042687949 Reassigns benefits to 2 organizations
I20251016003495 CT Practitioner - Nurse Practitioner 0042687949 Reassigns benefits to 1 organization
I20251028001311 MS Practitioner - Nurse Practitioner 0042687949 Reassigns benefits to 1 organization
I20260317004075 IL Practitioner - Nurse Practitioner 0042687949 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2021
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

1230 S I 75 Business Loop
Apt 126
Grayling, MI 49738-2025

1230 S I 75 Business Loop Apt
Suite 126
Grayling, MI 49738-2025

200 Oceangate
Suite 100
Long Beach, CA 90802-4316

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Master of Science - Nursing, Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
1123912TXMDNurse Practitioner
209034864ILMDFamily Nurse Practitioner
4704317818MIMDFamily Nurse Practitioner
907853MSMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Molina Care Connections, LLC. Nurse Practitioner CurrentSince Jul 14, 2025 Accepting new patients
Aj Marshall Medical, PLLC CurrentSince Jul 10, 2023 Accepting new patients
Aj Marshall, LLC CurrentSince Jul 10, 2023 Accepting new patients

Locations

200 Oceangate
Ste 100
Long Beach, CA 90802
Phone (562) 435-3666

175 Scott Swamp Rd
Farmington, CT 06032
Phone (860) 249-6752

2001 Butterfield Rd
Ste 750
Downers Grove, IL 60515
Phone (630) 381-1757

880 W Long Lake Rd
Troy, MI 48098
Phone (248) 227-6316

188 E Capitol St
Ste 700
Jackson, MS 39201
Phone (844) 809-8438

1660 Westridge Cir N
Irving, TX 75038
Phone (214) 467-9787

5605 N MacArthur Blvd
Ste 400
Irving, TX 75038
Phone (972) 536-7265

6910 FM 1488 Rd
Ste 3
Magnolia, TX 77354
Phone (281) 630-3836

Interoperability endpoints

  • Direct secure messaging: tkrzysik19510@direct-prd.molinahealthcare.com

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1612310400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1792108800000",
    "number": "1225620032",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1150 W DALLAS ST",
            "city": "CONROE",
            "state": "TX",
            "postal_code": "773012208",
            "telephone_number": "713-955-4510"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1150 W DALLAS ST",
            "city": "CONROE",
            "state": "TX",
            "postal_code": "773012208",
            "telephone_number": "713-955-4510"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3040 Bourn St",
            "address_purpose": "LOCATION",
            "city": "Lewiston",
            "state": "MI",
            "postal_code": "497568134",
            "country_code": "US",
            "telephone_number": "989-786-4877",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KRZYSIK",
        "first_name": "THEODORE",
        "middle_name": "JOHN",
        "name_prefix": "Mr.",
        "credential": "MSN, APRN, FNP-BC",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-02-03",
        "last_updated": "2026-10-16",
        "certification_date": "2026-10-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "MI",
            "license": "4704317818",
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "TX",
            "license": "1123912",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MS",
            "license": "907853",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "IL",
            "license": "209034864",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MI",
            "license": "4704317818",
            "primary": true
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "KY",
            "license": "4052580",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Conroe, TX

Sources for this page

Verify at the official NPI Registry.