Mark Ohlenkamp, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

0110010471 Issued in VA

Practice address

850 Enterprise Pkwy Ste 2000
Hampton, VA 23666-6252

Phone

(757) 599-6333

NPI assigned

Nov 23, 2015

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in FL, VA2 enrollments

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 2

Specialty

Physician Assistant

Education

Other, 2015

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Riverside Physician Services IncGroup PAC ID 5092608448, 793 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Riverside Regional Medical Center Hospital, Newport News, VA, CCN 490052
• Riverside Smithfield Hospital Hospital, Smithfield, VA, CCN 490149

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mohlenkamp248114@direct.rivhs.com

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.

• Riverside Physician Services Inc

  • Gastroenterology Physician
  • Newport News, VA
  • NPI 1194929026
  Medicare reassignment Care Compare group
• Gastroenterology Associates of Southwest Florida LLC

  • Internal Medicine Physician
  • Ft Myers, FL
  • NPI 1154304087
  Medicare reassignment
• Riverside Physician Services Inc

  • Gastroenterology Physician
  • Williamsburg, VA
  • NPI 1083867311
  NPD
• Riverside Physician Services Inc

  • Primary Care Clinic/Center
  • Williamsburg, VA
  • NPI 1861414609
  NPD
• Hampton Roads Neonatology PLC

  • Neonatal-Perinatal Medicine Physician
  • Newport News, VA
  • NPI 1639114713
  NPD (past)
• Riverside Physician Services Inc

  • Family Medicine Physician
  • Newport News, VA
  • NPI 1013933977
  NPD (past)

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

• Riverside Hospital Inc

  • General Acute Care Hospital
  • Smithfield, VA
  • NPI 1366259863
  Care Compare affiliation
• Riverside Hospital Inc

  • General Acute Care Hospital
  • Newport News, VA
  • NPI 1366547747
  Care Compare affiliation

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

{
    "created_epoch": "1448236800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754611200000",
    "number": "1689048068",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "856 J CLYDE MORRIS BLVD STE A",
            "city": "NEWPORT NEWS",
            "state": "VA",
            "postal_code": "236011318",
            "telephone_number": "757-316-5800"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "850 ENTERPRISE PKWY STE 2000",
            "city": "HAMPTON",
            "state": "VA",
            "postal_code": "236666252",
            "telephone_number": "757-599-6333"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "101 Philip Roth St Ste A",
            "address_purpose": "LOCATION",
            "city": "Newport News",
            "state": "VA",
            "postal_code": "236061393",
            "country_code": "US",
            "telephone_number": "757-316-5800",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OHLENKAMP",
        "first_name": "MARK",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-11-23",
        "last_updated": "2025-08-08",
        "certification_date": "2025-08-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "FL",
            "license": "PA9109185",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "VA",
            "license": "0110010471",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "16186200",
            "state": "FL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Erin K Ohlwiler, MSW, LCSW
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• Ikenna Stephen Okafor, PHARMACIST
• Michael Okasinski
• Alice Okpara

• Physician Assistant in Hampton, VA
• Providers in Hampton, VA by specialty
• Physician Assistant in Virginia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 8, 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.

Verify at the official NPI Registry.