Active NPI
Johnny Lum, PA-C
- Medical Physician Assistant
- Waterbury, CT
National Provider Identifier
1528016441
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Medical Physician Assistant
- License
- 000669
- Practice address
- 1389 W Main St
Waterbury, CT 06708-3104 - Phone
- (203) 755-5555
- Fax
- (203) 573-8523
- NPI assigned
- May 4, 2006
- 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 |
|---|---|---|---|---|
| Medical Physician Assistant | 363AM0700X | 000669 | CT | Primary |
Addresses
Primary practice location
1389 W Main St
Waterbury, CT 06708-3104
Mailing address
4 Union Ave Apt 20
Norwalk, CT 06851-3735
Phone (203) 919-4635
Other practice location 1
9 Washington Ave Ste 202
Hamden, CT 06518-3267
Phone (321) 341-0074
Other practice location 2
1 Long Wharf Dr Ste 212
New Haven, CT 06511-5593
Phone (203) 624-4208
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 004085636 | Medicaid | CT |
Other names 1
- Jon Lum
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CT
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Physician Assistant
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 669 | CT | MD | Acupuncturist |
| 000669 | CT | MD | Medical Physician Assistant |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Waterbury Hospital | Past | Accepting new patients |
Interoperability endpoints
- john.lum@xdr.hhchealthdirect.org
- jlum318550@direct.ynhh.org
Organizations & group practices 2
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.
-
- Specialist
- New Haven, CT
- NPI 1881724912
-
- General Acute Care Hospital
- Waterbury, CT
- NPI 1184615114
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1146700800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1773878400000",
"number": "1528016441",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4 UNION AVE APT 20",
"city": "NORWALK",
"state": "CT",
"postal_code": "068513735",
"telephone_number": "203-919-4635"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1389 W MAIN ST",
"city": "WATERBURY",
"state": "CT",
"postal_code": "067083104",
"telephone_number": "203-755-5555",
"fax_number": "203-573-8523"
}
],
"practiceLocations": [
{
"address_1": "9 Washington Ave Ste 202",
"address_purpose": "LOCATION",
"city": "Hamden",
"state": "CT",
"postal_code": "065183267",
"country_code": "US",
"telephone_number": "321-341-0074",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1 Long Wharf Dr Ste 212",
"address_purpose": "LOCATION",
"city": "New Haven",
"state": "CT",
"postal_code": "065115593",
"country_code": "US",
"telephone_number": "203-624-4208",
"fax_number": "203-624-4301",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "LUM",
"first_name": "JOHNNY",
"credential": "PA-C",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-05-04",
"last_updated": "2026-03-19",
"certification_date": "2026-03-19",
"status": "A"
},
"taxonomies": [
{
"code": "363AM0700X",
"taxonomy_group": "",
"desc": "Physician Assistant, Medical",
"state": "CT",
"license": "000669",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "004085636",
"state": "CT"
}
],
"endpoints": [],
"other_names": [
{
"first_name": "JON",
"last_name": "LUM",
"credential": "PA-C",
"code": "5",
"type": "Other Name"
}
]
}
Other providers in Waterbury, CT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 19, 2026; 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.