Active NPI
Nicholas Michael Metas Chapman, DO
- Allergy & Immunology Physician
- Denver, CO
National Provider Identifier
1366022212
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Allergy & Immunology Physician
- License
- DR.0071734
- Practice address
- 1400 Jackson St
Denver, CO 80206-2762 - Phone
- (877) 225-5654
- Fax
- (303) 270-2379
- NPI assigned
- Apr 13, 2021
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Allergy & Immunology Physician | 207K00000X | DR.0071734 | CO | Primary |
Addresses
Primary practice location
1400 Jackson St
Denver, CO 80206-2762
Mailing address
Caritas Internal Medicine Clinic, 1960 Ogden Street
Suite 400
Denver, CO 80218
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: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20210814000180 | CO | Order and Referring Only - Internal Medicine | 6305240276 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| DR.0071734 | CO | MD | Allergy & Immunology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1618272000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1741305600000",
"number": "1366022212",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "CARITAS INTERNAL MEDICINE CLINIC, 1960 OGDEN STREET",
"address_2": "SUITE 400",
"city": "DENVER",
"state": "CO",
"postal_code": "80218"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1400 JACKSON ST",
"city": "DENVER",
"state": "CO",
"postal_code": "802062762",
"telephone_number": "877-225-5654",
"fax_number": "303-270-2379"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CHAPMAN",
"first_name": "NICHOLAS",
"middle_name": "MICHAEL METAS",
"name_prefix": "Dr.",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2021-04-13",
"last_updated": "2025-03-07",
"certification_date": "2025-03-07",
"status": "A"
},
"taxonomies": [
{
"code": "207K00000X",
"taxonomy_group": "",
"desc": "Allergy & Immunology",
"state": "CO",
"license": "DR.0071734",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Denver, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 7, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.