Active NPI
Maxina Greenberg, DDS
- General Practice Dentistry
- Columbia, MD
National Provider Identifier
1407214117
On this page
Key facts
NPPES NPI Registry- Primary specialty
- General Practice Dentistry
- License
- 16233
- Practice address
- 6460 Dobbin Rd
Columbia, MD 21045-5070 - Phone
- (410) 997-9366
- NPI assigned
- Feb 9, 2016
- Sex
- Female
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| General Practice Dentistry | 1223G0001X | 16233 | MD | Primary |
Addresses
Primary practice location
6460 Dobbin Rd
Columbia, MD 21045-5070
Mailing address
6460 Dobbin Rd
Columbia, MD 21045-5070
Phone (410) 997-9366
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | Dobbin.dental@comcast.net |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
- Opted out of Medicare
- Yes, effective Jan 28, 2022 through Jan 28, 2028
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 16233 | MD | MD | Physical Therapist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Dobbin Dental Suite | General Practice | Past | Accepting new patients |
Organizations & group practices 1
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.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1454976000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1755820800000",
"number": "1407214117",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "6460 DOBBIN RD",
"city": "COLUMBIA",
"state": "MD",
"postal_code": "210455070",
"telephone_number": "410-997-9366"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "6460 DOBBIN RD",
"city": "COLUMBIA",
"state": "MD",
"postal_code": "210455070",
"telephone_number": "410-997-9366"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GREENBERG",
"first_name": "MAXINA",
"name_prefix": "Mrs.",
"credential": "DDS",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2016-02-09",
"last_updated": "2025-08-22",
"certification_date": "2025-08-22",
"status": "A"
},
"taxonomies": [
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "MD",
"license": "16233",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "Dobbin.dental@comcast.net",
"affiliation": "N",
"address_1": "6395 Dobbin Rd Ste 210",
"city": "Columbia",
"state": "MD",
"country_code": "US",
"postal_code": "210454759",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}Other providers in Columbia, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 22, 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; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.