Individual provider Active NPI

Ashok K Subramanian, MD

  • Emergency Medicine Physician
  • Hanover, PA
National Provider Identifier
1316926439
Registry record updated Jul 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
MD449077 Issued in PA
Practice address
300 Highland Ave
Hanover, PA 17331-2297
Phone
(717) 988-0000
Fax
(717) 782-5716
NPI assigned
Jan 17, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 20, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X D0056811 MD
Emergency Medicine Physician 207P00000X C1-0006529 DE
Emergency Medicine Physician 207P00000X MD449077 PA Primary

Addresses

Primary practice location

300 Highland Ave
Hanover, PA 17331-2297

Mailing address

300 Highland Ave
Hanover, PA 17331-2297
Phone (717) 988-0000

Other practice location 1

4755 Ogletown Stanton Rd
Newark, DE 19718-2200
Phone (302) 733-1806

Other practice location 2

106 Bow St
Elkton, MD 21921
Phone (410) 398-4000

Other practice location 3

147 Gettys St
Gettysburg, PA 17325-2534
Phone (717) 337-4168

Other identifiers 3

IdentifierTypeStateIssuer
1316926439MedicaidDE
699626400MedicaidMD
699626401MedicaidMD

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address asubramanian64303@phsdirect.pinnaclehealth.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DE, PA, MD, OH, NH, VA, DC7 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 7

Enrollment IDStateProvider typePAC IDDetails
I20120328000280 DE Practitioner - Emergency Medicine 1951399492 Reassigns benefits to 3 organizations
I20130828000673 PA Practitioner - Emergency Medicine 1951399492 Reassigns benefits to 11 organizations
I20190314002278 MD Practitioner - Emergency Medicine 1951399492 Reassigns benefits to 4 organizations
I20210924000472 OH Practitioner - Emergency Medicine 1951399492 Reassigns benefits to 1 organization
I20220726001223 NH Practitioner - Emergency Medicine 1951399492
I20230807001912 VA Practitioner - Emergency Medicine 1951399492
I20231209000418 DC Practitioner - Emergency Medicine 1951399492 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Other, 1996
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Robert Packer HospitalGroup PAC ID 8022915180, shared by 5 NPIs, 53 clinicians
Christiana Care Emergency Physicians LLCGroup PAC ID 8022468057, shared by 2 NPIs, 70 clinicians
Emergency Medicine Associates P.a., P.C.Group PAC ID 8022914522, 706 clinicians

Practice addresses (Care Compare)

1 Guthrie SQ
Suite B
Sayre, PA 18840-1625
Phone (570) 888-6666

106 Bow St
Elkton, MD 21921-5544
Phone (410) 398-4000

200 Memorial Ave
Westminster, MD 21157-5726
Phone (410) 871-6700

501 W 14TH St
Wilmington, DE 19801-1013
Phone (302) 428-4250

91 Hospital Dr
Towanda, PA 18848-9702
Phone (570) 265-2191

Hospital & facility affiliations

  • University of MD Shore Medical Center at Easton Hospital, Easton, MD, CCN 210037
  • University of MD Shore Medical Ctr at Chestertown Hospital, Chestertown, MD, CCN 210030
  • Christiana Hospital Hospital, Newark, DE, CCN 080001
  • Robert Packer Hospital Hospital, Sayre, PA, CCN 390079
  • Troy Community Hospital Hospital, Troy, PA, CCN 391305

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
C1-0006529DEMDEmergency Medicine Physician
D0056811MDMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Robert Packer Hospital CurrentSince Apr 25, 2023 Accepting new patients
Emergency Physician Associates of Pennsylvania, PC Emergency Medicine CurrentSince Mar 1, 2016 Accepting new patients
Pennsylvania Physician Services, LLC Emergency Medicine CurrentSince Sep 1, 2013 Accepting new patients
Pennsylvania Physician Services, LLC Emergency Medicine Current Accepting new patients
Emergency Medicine Associates P.a., P.C. Emergency Medicine CurrentSince Mar 1, 2020 Accepting new patients
West Grove Clinic Company LLC Emergency Medicine CurrentSince Nov 25, 2019 Accepting new patients
Upper Chesapeake Emergency Medicine Physicians, LLC Emergency Medicine CurrentSince Oct 23, 2023 Accepting new patients
West Grove Clinic Company LLC CurrentSince Nov 25, 2019 Accepting new patients
Pennsylvania Physician Services, LLC Emergency Medicine CurrentSince Sep 1, 2013 Accepting new patients
The Milton S Hershey Medical Center Physician Group CurrentSince Oct 2, 2019 Accepting new patients
Concord Hospital-Laconia Emergency Medicine CurrentSince Jun 24, 2022 Accepting new patients
Troy Community Hospital Incorporated CurrentSince Apr 25, 2023 Accepting new patients
Emergency Medicine Associates, PA Emergency Medicine CurrentSince May 17, 2024 Accepting new patients
The Milton S Hershey Medical Center Physicians Group CurrentSince Oct 2, 2019 Accepting new patients
Pottstown Clinic Company LLC Emergency Medicine CurrentSince Jan 12, 2020 Accepting new patients
Chester River Hospital Center CurrentSince Nov 4, 2022 Accepting new patients
Robert Packer Hospital CurrentSince Apr 25, 2023 Accepting new patients
Emergency Medicine Associates P.a., P.C. CurrentSince Mar 1, 2020 Accepting new patients
Chester River Health Center CurrentSince Nov 4, 2022 Accepting new patients
Ohio Emergency Professionals Inc Emergency Medicine CurrentSince Oct 1, 2021 Accepting new patients
Emergency Care Services of Pennsylvania, P.C. Emergency Medicine CurrentSince Jun 1, 2017 Accepting new patients
Emergency Care Services of Pennsylvania, P.C. Emergency Medicine CurrentSince Jun 1, 2017 Accepting new patients
The Milton S Hershey Medical Center Physicians Group Current Accepting new patients
Pinnacle Health Emergency Department Services LLC Emergency Medicine CurrentSince Dec 1, 2018 Accepting new patients
Delmar Emergency Specialists PA Emergency Medicine Past Accepting new patients
Doctors for Emergency Service Emergency Medicine Past Accepting new patients
Robert Packer Hospital Past Accepting new patients

Locations (25 of 28)

660 McHenry Rd
Aberdeen, MD 21001
Phone (443) 643-1500

520 Upper Chesapeake Dr
Bel Air, MD 21014
Phone (410) 836-0128

15001 Health Center Dr
Bowie, MD 20716
Phone (301) 262-5511

100 Brown St
Chestertown, MD 21620
Phone (410) 778-3300

219 S Washington St
Easton, MD 21601

100 Hospital Rd
Prnc Frederck, MD 20678
Phone (410) 414-4791

200 Memorial Ave
Westminster, MD 21157
Phone (410) 848-3000

250 Pleasant St
Concord, NH 03301
Phone (603) 225-2711

80 Highland St
Laconia, NH 03246
Phone (603) 527-7100

238 Daniel Webster Hwy
Meredith, NH 03253
Phone (603) 279-7464

307 S Evergreen Ave
Woodbury, NJ 08096
Phone (856) 686-4300

630 Eaton Ave
Hamilton, OH 45013
Phone (513) 867-2000

361 Alexander Spring Rd
Carlisle, PA 17015
Phone (717) 249-1211

300 Highland Ave
Hanover, PA 17331
Phone (717) 316-3711

111 S Front St
Harrisburg, PA 17101
Phone (717) 782-3282

500 University Dr
#A410
Hershey, PA 17033
Phone (717) 531-8131

8835 Germantown Ave
Philadelphia, PA 19118
Phone (215) 248-8227

730 S Hanover St
Pottstown, PA 19465
Phone (610) 323-6835

1600 E High St
Pottstown, PA 19464
Phone (610) 327-7485

2500 Bernville Rd
Reading, PA 19605
Phone (610) 378-2300

1 Guthrie Sq
Ste B
Sayre, PA 18840
Phone (570) 888-6666

91 Hospital Dr
Towanda, PA 18848
Phone (570) 268-2240

275 Guthrie Dr
Troy, PA 16947
Phone (570) 297-2121

1011 W Baltimore Pike
Ste 307
West Grove, PA 19390
Phone (610) 869-1240

1015 W Baltimore Pike
West Grove, PA 19390
Phone (610) 869-1000

Interoperability endpoints

  • Direct secure messaging: asubramanian181279@direct-guthrie.org
  • FHIR API: https://api.platform.athenahealth.com/14272/brand/70/csg/1/fhir/r4
  • Direct secure messaging: asubramanian979729@direct.umm.edu

Organizations & group practices 31

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.

View all 31

Hospital & facility affiliations 9

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

NPI Registry JSON

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

{
    "created_epoch": "1137456000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784505600000",
    "number": "1316926439",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 HIGHLAND AVE",
            "city": "HANOVER",
            "state": "PA",
            "postal_code": "173312297",
            "telephone_number": "717-988-0000",
            "fax_number": "717-782-5716"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 HIGHLAND AVE",
            "city": "HANOVER",
            "state": "PA",
            "postal_code": "173312297",
            "telephone_number": "717-988-0000",
            "fax_number": "717-782-5716"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4755 Ogletown Stanton Rd",
            "address_purpose": "LOCATION",
            "city": "Newark",
            "state": "DE",
            "postal_code": "197182200",
            "country_code": "US",
            "telephone_number": "302-733-1806",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "106 Bow St",
            "address_purpose": "LOCATION",
            "city": "Elkton",
            "state": "MD",
            "postal_code": "21921",
            "country_code": "US",
            "telephone_number": "410-398-4000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "147 Gettys St",
            "address_purpose": "LOCATION",
            "city": "Gettysburg",
            "state": "PA",
            "postal_code": "173252534",
            "country_code": "US",
            "telephone_number": "717-337-4168",
            "fax_number": "717-337-4249",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SUBRAMANIAN",
        "first_name": "ASHOK",
        "middle_name": "K",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-17",
        "last_updated": "2026-07-20",
        "certification_date": "2026-07-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MD",
            "license": "D0056811",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "DE",
            "license": "C1-0006529",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "PA",
            "license": "MD449077",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1316926439",
            "state": "DE"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "699626400",
            "state": "MD"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "699626401",
            "state": "MD"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "asubramanian64303@phsdirect.pinnaclehealth.org",
            "affiliation": "N",
            "address_1": "300 Highland Ave",
            "city": "Hanover",
            "state": "PA",
            "country_code": "US",
            "postal_code": "173312297",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Hanover, PA

Sources for this page

Verify at the official NPI Registry.