Active NPI
Michael Louis Chyrek, O.D.
- Occupational Vision Optometrist
- Travis Afb, CA
National Provider Identifier
1760465769
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Occupational Vision Optometrist
- License
- TAO782
- Practice address
- David Grant Medical Center
101 Bodin Cir
Travis Afb, CA 94535 - Phone
- (707) 423-5439
- NPI assigned
- Nov 22, 2005
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Optometrist | 152W00000X | TAO782 | MD | |
| Occupational Vision Optometrist | 152WX0102X | TAO782 | MD | Primary |
Addresses
Primary practice location
David Grant Medical Center
101 Bodin Cir
Travis Afb, CA 94535
Mailing address
1000 Cinnabar Way
Vacaville, CA 95687-7823
Phone (707) 423-5439
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| TAO782 | MD | MD | Occupational Vision Optometrist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1132617600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1760465769",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1000 CINNABAR WAY",
"city": "VACAVILLE",
"state": "CA",
"postal_code": "956877823",
"telephone_number": "707-423-5439"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "DAVID GRANT MEDICAL CENTER",
"address_2": "101 BODIN CIR",
"city": "TRAVIS AFB",
"state": "CA",
"postal_code": "94535",
"telephone_number": "707-423-5439"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CHYREK",
"first_name": "MICHAEL",
"middle_name": "LOUIS",
"name_prefix": "Dr.",
"credential": "O.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-11-22",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "152W00000X",
"taxonomy_group": "",
"desc": "Optometrist",
"state": "MD",
"license": "TAO782",
"primary": false
},
{
"code": "152WX0102X",
"taxonomy_group": "",
"desc": "Optometrist, Occupational Vision",
"state": "MD",
"license": "TAO782",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Travis Afb, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.