Oswaldo Xavier Romero, PMHNP-BC

Primary specialty

Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X

License

R264346 Issued in MD

Practice address

9300 Dewitt Loop
Fort Belvoir, VA 22060-5285

Phone

(571) 231-3224

NPI assigned

Apr 18, 2023

Sex

Male

Sole proprietor

Yes

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in DC

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2025

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

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.

• R&K Wellness Group LLC

  • Psychiatric/Mental Health Nurse Practitioner
  • Rockville, MD
  • NPI 1457239337

  DC

  Medicare reassignment NPD
• R&K Wellness Group LLC

  • Family Nurse Practitioner
  • Rockville, MD
  • NPI 1083543029
  NPD Authorized official

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1681776000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780617600000",
    "number": "1013604388",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9300 DEWITT LOOP",
            "city": "FORT BELVOIR",
            "state": "VA",
            "postal_code": "220605285",
            "telephone_number": "571-231-3224"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9300 DEWITT LOOP",
            "city": "FORT BELVOIR",
            "state": "VA",
            "postal_code": "220605285",
            "telephone_number": "571-231-3224"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ROMERO",
        "first_name": "OSWALDO",
        "middle_name": "XAVIER",
        "name_prefix": "Dr.",
        "credential": "PMHNP-BC",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2023-04-18",
        "last_updated": "2026-06-05",
        "certification_date": "2026-06-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "MD",
            "license": "R264346",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Shannon Robinson, MD
• Thomas Frederick Robinson Jr., PHARMD
• April Rocker, DMD
• Brittany Rodriguez, DPT
• Dori Anne Rogut, APRN, BC
• Scott B Roofe, MD
• Michael Jason Rosado Olazagasti, LPN
• Angela Lynn Rosario, NP-C
• Kendall Rose-Gregg, LCSW-C
• Bertha Odessa Rosson, LMSW

• Psychiatric/Mental Health Nurse Practitioner in Fort Belvoir, VA
• Providers in Fort Belvoir, VA by specialty
• Psychiatric/Mental Health Nurse Practitioner in Virginia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 5, 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.

Verify at the official NPI Registry.