Active NPI
Nathan Hardy, MD
- Psychiatry Physician
- Philadelphia, PA
National Provider Identifier
1497215693
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatry Physician
- License
- MD490578
- Practice address
- 1528 Walnut St Ste 1414
Philadelphia, PA 19102-3610 - Phone
- (267) 831-0392
- NPI assigned
- Mar 22, 2019
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychiatry Physician | 2084P0800X | 316473 | NY | |
| Psychiatry Physician | 2084P0800X | 25MA12788200 | NJ | |
| Psychiatry Physician | 2084P0800X | MD490578 | PA | Primary |
Addresses
Primary practice location
1528 Walnut St Ste 1414
Philadelphia, PA 19102-3610
Mailing address
1528 Walnut St Ste 1414
Philadelphia, PA 19102-3610
Phone (267) 831-0392
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Opted out of Medicare
- Yes, effective Aug 8, 2025 through Aug 8, 2027
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 25MA12788200 | NJ | MD | Psychiatry Physician |
| MD490578 | PA | MD | Psychiatry Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1553212800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1753920000000",
"number": "1497215693",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1528 WALNUT ST STE 1414",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191023610",
"telephone_number": "267-831-0392"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1528 WALNUT ST STE 1414",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191023610",
"telephone_number": "267-831-0392"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HARDY",
"first_name": "NATHAN",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2019-03-22",
"last_updated": "2025-07-31",
"certification_date": "2025-07-31",
"status": "A"
},
"taxonomies": [
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "NY",
"license": "316473",
"primary": false
},
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "NJ",
"license": "25MA12788200",
"primary": false
},
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "PA",
"license": "MD490578",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Philadelphia, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 31, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.