Active NPI
Prasad M Nataraj, MD
- Allergy & Immunology Physician
- Frederick, MD
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Allergy & Immunology Physician
- License
- D0046941
- Practice address
- 112 Thomas Johnson Dr Ste 210
Frederick, MD 21702-4970 - Phone
- (240) 817-0810
- Fax
- (240) 817-0812
- NPI assigned
- Nov 15, 2006
- Last updated
- Oct 20, 2026
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Allergy & Immunology Physician | 207K00000X | D0046941 | MD | Primary |
Addresses
Primary practice location
112 Thomas Johnson Dr Ste 210
Frederick, MD 21702-4970
Mailing address
112 Thomas Johnson Dr Ste 210
Frederick, MD 21702-4970
Phone (240) 817-0810
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 235991000 | Medicaid | MD |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MD, DC, FL, VA, PA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 5
Care Compare profile
Medicare Care Compare- Specialty
- Allergy/Immunology
- Education
- Other, 1984
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
112 Thomas Johnson Dr
Suite 210
Frederick, MD 21702-4970
Phone (240) 817-0810
2021 K St NW
Washington, DC 20006-1009
Phone (301) 252-1866
4660 Kenmore Ave
Suite 419
Alexandria, VA 22304-1306
Phone (301) 252-1866
5507 S Congress Ave
Suite 140
Atlantis, FL 33462-1139
Phone (561) 965-6685
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Florida Allergy and Asthma Associates, PA | Allergy & Immunology | Current | Accepting new patients |
| Asthma & Allergy Center LLC | Allergy & Immunology | Current | Accepting new patients |
| DMV Allergy and Asthma Center LLC | Allergy & Immunology | Current | Accepting new patients |
| Asthma & Allergy Center LLC | Allergy & Immunology | Current | Accepting new patients |
| Allergy & Asthma Center | Past | Accepting new patients | |
| Frederick Health Hospital Inc | Past | Accepting new patients | |
| Henry J Fishman , M.D., P.C. | Past | Accepting new patients |
Locations
2021 K St NW
Ste 400
Washington, DC 20006
Phone (202) 466-5151
3301 New Mexico Ave NW
Ste 305
Washington, DC 20016
Phone (202) 362-0115
10151 Enterprise Ctr
Ste 175
Boynton Beach, FL 33437
10151 Entrprs Cntr Blvd
Ste 207
Boynton Beach, FL 33437
Phone (561) 735-0250
6056 W Boynton Beach Blvd
Ste 175
Boynton Beach, FL 33437
Phone (561) 572-2024
5507 S Congress Ave
Ste 140
Lantana, FL 33462
Phone (561) 965-6685
810 Bestgate Rd
Ste 225
Annapolis, MD 21401
Phone (410) 974-8332
1050 Northpoint Rd
Ste 201
Baltimore, MD 21224
Phone (410) 282-2903
112 Thomas Johnson Dr
Ste 210
Frederick, MD 21702
Phone (240) 817-0810
4660 Kenmore Ave
Ste 419
Alexandria, VA 22304
Phone (301) 252-1866
4660 Kenmore Ave
Ste 516
Alexandria, VA 22304
Phone (703) 997-0811
Interoperability endpoints
- https://api.platform.athenahealth.com/10561/brand/1/csg/1/fhir/r4
Organizations & group practices 8
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
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- Allergy & Immunology Physician
- Alexandria, VA
- NPI 1649041179
DC, MD
-
- Allergy & Immunology Physician
- Atlantis, FL
- NPI 1215919055
-
- Allergy & Immunology Physician
- Bel Air, MD
- NPI 1447414438
-
- Allergy & Immunology Physician
- Baltimore, MD
- NPI 1306725999
-
- Allergy & Immunology Physician
- Annapolis, MD
- NPI 1831078427
-
- Specialist
- Greenbelt, MD
- NPI 1528213139
-
dba Frederick Health Hospital
- General Acute Care Hospital
- Frederick, MD
- NPI 1538165527
-
- Allergy Physician
- Washington, DC
- NPI 1922409705
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1163548800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1792454400000",
"number": "1437222874",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "112 THOMAS JOHNSON DR STE 210",
"city": "FREDERICK",
"state": "MD",
"postal_code": "217024970",
"telephone_number": "240-817-0810",
"fax_number": "240-817-0812"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "112 THOMAS JOHNSON DR STE 210",
"city": "FREDERICK",
"state": "MD",
"postal_code": "217024970",
"telephone_number": "240-817-0810",
"fax_number": "240-817-0812"
}
],
"practiceLocations": [],
"basic": {
"last_name": "NATARAJ",
"first_name": "PRASAD",
"middle_name": "M",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2006-11-15",
"last_updated": "2026-10-20",
"certification_date": "2026-10-20",
"status": "A"
},
"taxonomies": [
{
"code": "207K00000X",
"taxonomy_group": "",
"desc": "Allergy & Immunology",
"state": "MD",
"license": "D0046941",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "235991000",
"state": "MD"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Frederick, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 20, 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.