Melchor Mercado, M.D.

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

C53189 Issued in CA

Practice address

1252 Ralston Ave Ste 401
Defiance, OH 43512-1480

Phone

(419) 783-6805

Fax

(419) 783-6804

NPI assigned

Aug 31, 2005

Last updated

Sep 16, 2026By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other identifiers 3

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in OH, IN2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 2

Specialty

Psychiatry

Education

Other, 1978

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Promedica Multi Specialty PhysiciansGroup PAC ID 7113182809, 269 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Promedica Defiance Regional Hospital Hospital, Defiance, OH, CCN 361328
• Mercy Health - Defiance Hospital Hospital, Defiance, OH, CCN 360270

Merit-based Incentive Payment System (MIPS)

Final score

93.78 of 100Reported as apm

Quality

80.38

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.qualifacts.org/api/fhir/rsnwo/r4/
• Direct secure messaging: mmercado@rsnwo.gwaydirect.com
• Direct secure messaging: mmercado13932@direct.promedica.org

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.

• Promedica Multi Specialty Physicians

  • Family Medicine Physician
  • Toledo, OH
  • NPI 1306105150
  Medicare reassignment Care Compare group NPD
• Recovery Services of Northwest Ohio, Inc

  • Clinic/Center
  • Defiance, OH
  • NPI 1720046451
  Medicare reassignment NPD
• Cameron Memorial Community Hospital, Inc

  dba Cameron Anesthesiology

  • Family Medicine Physician
  • Angola, IN
  • NPI 1770521478

  Psychiatry

  Medicare reassignment NPD
• Hospital Care Group, P.C.

  • Internal Medicine Physician
  • Fort Wayne, IN
  • NPI 1295083624

  Psychiatry

  Medicare reassignment NPD
• Cameron Memorial Community Hospital, Inc.

  • Critical Access Hospital
  • Angola, IN
  • NPI 1386683316
  NPD
• Comprehensive Counseling and Recovery, LLC

  • Psychologist
  • Toledo, OH
  • NPI 1346826377
  NPD (past)
• Creative Counseling Solutions

  • Mental Health Counselor
  • Lima, OH
  • NPI 1447421003
  NPD (past)
• Defiance Hospital Inc.

  dba Defiance Regional Medical Center

  • Psychiatric Hospital Unit
  • Defiance, OH
  • NPI 1598765000
  NPD (past)
• Lima Memorial Joint Operating Company

  dba Lima Memorial Health System

  • General Acute Care Hospital
  • Lima, OH
  • NPI 1336144732
  NPD (past)
• Thera Med LLC.

  • Clinical Psychologist
  • Toledo, OH
  • NPI 1003388620
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Defiance Hospital Inc.

  dba Defiance Regional Medical Center

  • Critical Access Hospital
  • Defiance, OH
  • NPI 1699775726
  Care Compare affiliation
• Mercy Health - Defiance Hospital LLC

  dba Mercy Health - Defiance Hospital

  • General Acute Care Hospital
  • Defiance, OH
  • NPI 1629011234
  Care Compare affiliation

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

{
    "created_epoch": "1125446400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789516800000",
    "number": "1750374104",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1252 RALSTON AVE STE 401",
            "city": "DEFIANCE",
            "state": "OH",
            "postal_code": "435121480"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1252 RALSTON AVE STE 401",
            "city": "DEFIANCE",
            "state": "OH",
            "postal_code": "435121480",
            "telephone_number": "419-783-6805",
            "fax_number": "419-783-6804"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MERCADO",
        "first_name": "MELCHOR",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-08-31",
        "last_updated": "2026-09-16",
        "certification_date": "2026-09-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "OH",
            "license": "35071066",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "C53189",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD",
            "identifier": "260044712",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2018391",
            "state": "OH"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ANTHEM",
            "identifier": "000000142657",
            "state": "OH"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mmercado13932@epicdirect.promedica.org",
            "affiliation": "N",
            "address_1": "1252 Ralston Ave Ste 401",
            "city": "Defiance",
            "state": "OH",
            "country_code": "US",
            "postal_code": "435121480",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Sharae C McZahn
• Medical Service Company (Medical Service Companies)
• Daniel L Meffley, O.D.
• Meijer Stores Limited Partnership (Meijer Pharmacy #189)
• Melchor L. Mercado M.D. a Professional Corporation
• Mercy Health - Defiance Hospital LLC (Mercy Health - Defiance Hospital)
• Mercy Medical Partners Northern Region LLC (Mercy Health Physicians - Defiance Clinic)
• Mercy Medical Partners Northern Region LLC (Mercy Defiance Clinic Pharmacy)
• Mercy Medical Partners Northern Region Specialty Care LLC
• Mercy Medical Partners Northern Region Specialty Care LLC

• Psychiatry Physician in Defiance, OH
• Providers in Defiance, OH by specialty
• Psychiatry Physician in Ohio

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 16, 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.