Active NPI
Frank Hugo Aranzaes
- Family Nurse Practitioner
- Rockville, MD
National Provider Identifier
1306712948
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- R223599
- Practice address
- 308 Mount Vernon PL
Rockville, MD 20852-1119 - Phone
- (619) 642-4535
- NPI assigned
- Oct 13, 2025
- 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 |
|---|---|---|---|---|
| Family Nurse Practitioner | 363LF0000X | R223599 | MD | Primary |
Addresses
Primary practice location
308 Mount Vernon PL
Rockville, MD 20852-1119
Mailing address
308 Mount Vernon PL
Rockville, MD 20852-1119
Phone (619) 642-4535
Other names 1
- Frank Hugo Aranzaes Diaz
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in DC, MD
- Eligible to order & refer
- Part B services: No
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2022
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
50 W Edmonston Dr
Suite 404
Rockville, MD 20852-1274
Phone (301) 762-7723
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| R223599 | MD | MD | Family Nurse Practitioner |
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.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1760313600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1761782400000",
"number": "1306712948",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "308 MOUNT VERNON PL",
"city": "ROCKVILLE",
"state": "MD",
"postal_code": "208521119",
"telephone_number": "619-642-4535"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "308 MOUNT VERNON PL",
"city": "ROCKVILLE",
"state": "MD",
"postal_code": "208521119",
"telephone_number": "619-642-4535"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ARANZAES",
"first_name": "FRANK",
"middle_name": "HUGO",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2025-10-13",
"last_updated": "2025-10-30",
"certification_date": "2025-10-30",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Nurse Practitioner, Family",
"state": "MD",
"license": "R223599",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "FRANK",
"last_name": "ARANZAES DIAZ",
"middle_name": "HUGO",
"code": "5",
"type": "Other Name"
}
]
}
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 Oct 30, 2025; 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.