Active NPI
Vignesh Ramachandran, MD
- Dermatology Physician
- Brooklyn, NY
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Dermatology Physician
- License
- 87141
- Practice address
- 7901 4TH Ave Ste A20
Brooklyn, NY 11209-3957 - Phone
- (512) 431-2236
- NPI assigned
- Apr 6, 2020
- 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 |
|---|---|---|---|---|
| Dermatology Physician | 207N00000X | 324856-01 | NY | |
| Dermatology Physician | 207N00000X | 87141 | WI | Primary |
Addresses
Primary practice location
7901 4TH Ave Ste A20
Brooklyn, NY 11209-3957
Mailing address
7901 4TH Ave Ste A20
Brooklyn, NY 11209-3957
Phone (512) 431-2236
Other practice location 1
1000 N Oak Ave
Marshfield, WI 54449-5703
Phone (715) 387-5511
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NY, WI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Dermatology
- Education
- Baylor College of Medicine, 2019
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- MCHS Hospitals Inc
Practice addresses (Care Compare)
1000 N Oak Ave
Marshfield, WI 54449-5703
Phone (715) 387-5511
76 7TH Ave
Brooklyn, NY 11217-3617
Phone (718) 491-5800
Hospital & facility affiliations
- Marshfield Medical Center
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Melanoma (skin cancer) excision | 26 |
| Removal of tissue | 1-10 |
| Removal of skin lesions | 474 |
| Removal of nail tissue | 1-10 |
| Removal or shaving of skin growth | 97 |
| Skin biopsy | 269 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 324856-01 | NY | MD | Dermatology Physician |
| 87141 | WI | MD | Dermatology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Flambeau Hospital Inc | Current | Accepting new patients | |
| Beaver Dam Community Hospitals Inc | Current | Accepting new patients | |
| Flambeau Hospital Inc | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| Memorial Hospital Inc | Current | Accepting new patients | |
| MCHS Hospitals Inc | Current | Accepting new patients | |
| Lakeview Medical Center Inc of Rice Lake | Current | Accepting new patients | |
| Saitta Dermatology PC | Dermatology | Current | Accepting new patients |
| Ronald R Brancaccio MD & Peter Saitta DO PC | Dermatology | Current | Accepting new patients |
| Marshfield Clinic Inc | Current | Accepting new patients | |
| Beaver Dam Community Hospitals Inc | Current | Accepting new patients | |
| Memorial Hospital Inc | Past | Accepting new patients | |
| Siny Dermatology Florida | Dermatology | Past | Accepting new patients |
| Live Beyond Medical MGMT LLC | Past | Accepting new patients |
Locations
7901 4th Ave
Ste A20
Brooklyn, NY 11209
Phone (718) 491-6900
76 7th Ave
Brooklyn, NY 11217
Phone (718) 238-0500
10933 71st Rd
Ste 1F
Forest Hills, NY 11375
Phone (718) 575-2930
83A Grand Ave
Massapequa, NY 11758
Phone (516) 798-4348
69 E 76th St
New York, NY 10021
Phone (212) 288-7231
56850 Route 25
Southold, NY 11971
Phone (631) 765-1191
705 S University Ave
Beaver Dam, WI 53916
Phone (920) 885-6090
3501 Golf Rd
Eau Claire, WI 54701
Phone (715) 858-4200
1000 N Oak Ave
Marshfield, WI 54449
Phone (715) 387-5111
1102 S Center Ave
Merrill, WI 54452
Phone (715) 536-3399
N3708 River Ave
Neillsville, WI 54456
Phone (715) 743-3101
1700 W Stout St
Rice Lake, WI 54868
Phone (715) 236-6133
Networks
- Healthfirst Medicare Network H3359
- Healthfirst Medicare Network H5989
- Healthfirst Medicare Network H9678
- Healthfirst Medicare Network H1722
Interoperability endpoints
- vramachandran457117@nyumc.direct-ci.com
Organizations & group practices 15
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.
-
- Dermatology Physician
- Brooklyn, NY
- NPI 1386719425
-
- Clinic/Center
- Beaver Dam, WI
- NPI 1972188555
-
- Clinic/Center
- Park Falls, WI
- NPI 1194317966
-
- Critical Access Hospital
- Park Falls, WI
- NPI 1700963048
-
- Clinic/Center
- Rice Lake, WI
- NPI 1093201832
-
- Clinic/Center
- Marshfield, WI
- NPI 1952347981
-
- Clinic/Center
- Marshfield, WI
- NPI 1093221434
-
- Critical Access Hospital
- Ladysmith, WI
- NPI 1952890873
-
- Critical Access Hospital
- Neillsville, WI
- NPI 1346239373
-
- Dermatology Physician
- Brooklyn, NY
- NPI 1083233324
-
- Pharmacy
- Beaver Dam, WI
- NPI 1295771780
-
- Durable Medical Equipment & Medical Supplies
- Eau Claire, WI
- NPI 1558230847
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Rural Acute Care Hospital
- Marshfield, WI
- NPI 1942749387
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1586131200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1777420800000",
"number": "1215566856",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7901 4TH AVE STE A20",
"city": "BROOKLYN",
"state": "NY",
"postal_code": "112093957",
"telephone_number": "512-431-2236"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "7901 4TH AVE STE A20",
"city": "BROOKLYN",
"state": "NY",
"postal_code": "112093957",
"telephone_number": "512-431-2236"
}
],
"practiceLocations": [
{
"address_1": "1000 N Oak Ave",
"address_purpose": "LOCATION",
"city": "Marshfield",
"state": "WI",
"postal_code": "544495703",
"country_code": "US",
"telephone_number": "715-387-5511",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "RAMACHANDRAN",
"first_name": "VIGNESH",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2020-04-06",
"last_updated": "2026-04-29",
"certification_date": "2026-04-29",
"status": "A"
},
"taxonomies": [
{
"code": "207N00000X",
"taxonomy_group": "",
"desc": "Dermatology",
"state": "NY",
"license": "324856-01",
"primary": false
},
{
"code": "207N00000X",
"taxonomy_group": "",
"desc": "Dermatology",
"state": "WI",
"license": "87141",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Brooklyn, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 29, 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.