Active NPI
Nicholus Visnich Jr., M.D.
- Anesthesiology Physician
- Rockville, MD
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- D51764
- Practice address
- 14820 Physicians LN
242
Rockville, MD 20850-3945 - Phone
- (301) 838-9606
- NPI assigned
- Jun 2, 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 |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | D51764 | MD | Primary |
Addresses
Primary practice location
14820 Physicians LN
242
Rockville, MD 20850-3945
Mailing address
10816 Willow Run CT
Potomac, MD 20854-2581
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MD, DC, VA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 3
Care Compare profile
Medicare Care CompareMerit-based Incentive Payment System (MIPS)
- Final score
- 63.85 of 100
- Quality
- 57.47
- Improvement activities
- 40
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| First Colonies Anesthesia Associates, LLC | Anesthesiology | Current | Accepting new patients |
| Inova Cares - Community | Anesthesiology | Current | Accepting new patients |
| Anesthesia Company, LLC | Anesthesiology | Current | Accepting new patients |
| Alliance Anesthesia Associates, LLC | Anesthesiology | Past | Accepting new patients |
Locations
2001 Medical Pkwy
Annapolis, MD 21401
Phone (410) 280-5601
8118 Good Luck Rd
Lanham Seabrook, MD 20706
Phone (301) 552-8608
70 Sherry Ln
Ste 101
Prnc Frederck, MD 20678
Phone (410) 889-2040
11210 Old Georgetown Rd
#12202
Rockville, MD 20852
Phone (301) 881-7770
11210 Old Georgetown Rd
Rockville, MD 20852
Phone (301) 881-7770
9901 Medical Center Dr
Rockville, MD 20850
Phone (301) 279-6000
8905 Fairview Rd
Silver Spring, MD 20910
Phone (888) 554-0631
8322 Bellona Ave
Ste 201
Towson, MD 21204
Phone (410) 337-2688
3600 Joseph Siewick Dr
Fairfax, VA 22033
Phone (703) 391-3037
44045 Riverside Pkwy
Leesburg, VA 20176
Phone (703) 858-6040
Organizations & group practices 4
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.
-
- Anesthesiology Physician
- Leonardtown, MD
- NPI 1932247624
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1149206400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1922046028",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "10816 WILLOW RUN CT",
"city": "POTOMAC",
"state": "MD",
"postal_code": "208542581"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "14820 PHYSICIANS LN",
"address_2": "242",
"city": "ROCKVILLE",
"state": "MD",
"postal_code": "208503945",
"telephone_number": "301-838-9606"
}
],
"practiceLocations": [],
"basic": {
"last_name": "VISNICH",
"first_name": "NICHOLUS",
"name_suffix": "Jr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-06-02",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "MD",
"license": "D51764",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Rockville, MD
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.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.