Active NPI
Esther O. Okanlawon, NP-C
- Psychiatric/Mental Health Nurse Practitioner
- Littleton, CO
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatric/Mental Health Nurse Practitioner
- License
- APN.0992221NP
- Practice address
- 801 W Mineral Ave Ste 101
Littleton, CO 80120-5663 - Phone
- (720) 466-1932
- Fax
- (720) 802-7462
- NPI assigned
- Oct 20, 2014
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Nurse Practitioner | 363LF0000X | AP7386 | AZ | |
| Family Nurse Practitioner | 363LF0000X | APN.0992221-NP | CO | |
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | APN.0992221NP | CO | Primary |
Addresses
Primary practice location
801 W Mineral Ave Ste 101
Littleton, CO 80120-5663
Mailing address
9249 S Broadway Ste 200-406
Highlands Ranch, CO 80129-5690
Phone (720) 466-1932
Other names 1
- Esther O Osunnuyi
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CO
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2014
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
1420 W Canal CT
Suite 20
Littleton, CO 80120-5660
Phone (720) 466-1932
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| AP7386 | AZ | MD | Family Nurse Practitioner |
| APN.0992221-NP | CO | MD | Family Nurse Practitioner |
| APN.0992221NP | CO | MD | Psychiatric/Mental Health Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Magnolia Medical Group | Current | Accepting new patients | |
| The Little Clinic of Colorado, LLC | Family | Current | Accepting new patients |
| New Path PLLC | Current | Accepting new patients | |
| Magnolia Medical Company | Current | Accepting new patients | |
| Denver Physical Medicine and Rehab, PC | Past | Accepting new patients | |
| Dr. Hitender Sabharwal, Inc | Past | Accepting new patients |
Locations
10515 E 40th Ave
Ste 115
Denver, CO 80239
Phone (303) 209-5115
2925 E Colfax Ave
Denver, CO 80206
Phone (303) 209-5115
1850 Race St
Denver, CO 80206
Phone (303) 209-5115
9551 S University Blvd
Highlands Ranch, CO 80126
Phone (303) 459-5639
9249 S Broadway
Ste 200406
Highlands Ranch, CO 80129
7984 W Alameda Ave
Lakewood, CO 80226
Phone (303) 459-7105
801 W Mineral Ave
Ste 101
Littleton, CO 80120
Phone (720) 466-1932
1420 W Canal Ct
Ste 20
Littleton, CO 80120
Phone (720) 466-1932
Interoperability endpoints
- https://api.platform.athenahealth.com/21279/brand/2/csg/1/fhir/r4
- https://fhir4.healow.com/fhir/r4/GIFJBD
Organizations & group practices 6
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.
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NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1413763200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1764633600000",
"number": "1073917035",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "9249 S BROADWAY STE 200-406",
"city": "HIGHLANDS RANCH",
"state": "CO",
"postal_code": "801295690",
"telephone_number": "720-466-1932"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "801 W MINERAL AVE STE 101",
"city": "LITTLETON",
"state": "CO",
"postal_code": "801205663",
"telephone_number": "720-466-1932",
"fax_number": "720-802-7462"
}
],
"practiceLocations": [],
"basic": {
"last_name": "OKANLAWON",
"first_name": "ESTHER",
"middle_name": "O.",
"credential": "NP-C",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2014-10-20",
"last_updated": "2025-12-02",
"certification_date": "2025-12-02",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "AZ",
"license": "AP7386",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "CO",
"license": "APN.0992221-NP",
"primary": false
},
{
"code": "363LP0808X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "CO",
"license": "APN.0992221NP",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "ESTHER",
"last_name": "OSUNNUYI",
"middle_name": "O",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Littleton, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 2, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; 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.