Active NPI
Mary Kazanecki Klassen-Fischer, M.D.
- Anatomic Pathology Physician
- Silver Spring, MD
National Provider Identifier
1861452286
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anatomic Pathology Physician
- License
- MD05640L
- Practice address
- 606 Stephen Sitter Ave
Silver Spring, MD 20910-1290 - Phone
- (888) 393-3904
- NPI assigned
- Mar 28, 2006
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anatomic Pathology Physician | 207ZP0101X | MD05640L | PA | Primary |
Addresses
Primary practice location
606 Stephen Sitter Ave
Silver Spring, MD 20910-1290
Mailing address
6006 Johnson Ave
Bethesda, MD 20817-3435
Phone (301) 938-8780
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
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD05640L | PA | MD | Anatomic Pathology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Inova Health Care Services - Pathology | 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.
-
- Anatomic Pathology & Clinical Pathology Physician
- Falls Church, VA
- NPI 1427369578
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1143504000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1728432000000",
"number": "1861452286",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "6006 JOHNSON AVE",
"city": "BETHESDA",
"state": "MD",
"postal_code": "208173435",
"telephone_number": "301-938-8780"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "606 STEPHEN SITTER AVE",
"city": "SILVER SPRING",
"state": "MD",
"postal_code": "209101290",
"telephone_number": "888-393-3904"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KLASSEN-FISCHER",
"first_name": "MARY",
"middle_name": "KAZANECKI",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-03-28",
"last_updated": "2024-10-09",
"certification_date": "2024-10-09",
"status": "A"
},
"taxonomies": [
{
"code": "207ZP0101X",
"taxonomy_group": "",
"desc": "Pathology, Anatomic Pathology",
"state": "PA",
"license": "MD05640L",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Silver Spring, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 9, 2024; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.