NPIMap

Individual provider Active NPI

Jayamohan Nair, MD

  • Internal Medicine Physician
  • West Reading, PA
National Provider Identifier
1821328618
Registry record updated Aug 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
MD446722 Issued in PA
Practice address
420 S 5TH Ave
West Reading, PA 19611-2143
Phone
(484) 628-5455
NPI assigned
Dec 30, 2009
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 27, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X MD446722 PA
Internal Medicine Physician 207R00000X MD446722 PA Primary

Addresses

Primary practice location

420 S 5TH Ave
West Reading, PA 19611-2143

Mailing address

PO Box 13579
Reading, PA 19612-3579
Phone (484) 628-1324

Other practice location 1

1500 Lansdowne Ave
Darby, PA 19023-1200
Phone (610) 237-4975

Other practice location 2

800 Spruce St
Philadelphia, PA 19107-6130
Phone (215) 829-5933

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20121015000308 PA Practitioner - HospitalistPractitioner - Internal Medicine 0244480945 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Other, 1993
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Tower Health Medical GroupGroup PAC ID 7618889213, 578 clinicians

Practice addresses (Care Compare)

420 S 5TH Ave
West Reading, PA 19611-2143
Phone (484) 628-8000

Hospital & facility affiliations

  • Tower Health at Home Home health agency, West Reading, PA, CCN 397001
  • Reading Hospital Hospital, West Reading, PA, CCN 390044

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Trinity Health Mid-Atlantic Medical Group CurrentSince Dec 23, 2023 Accepting new patients
Trinity Health Mid-Atlantic Medical Group Current Accepting new patients
Tower Health Medical Group Internal Medicine Current Accepting new patients
Trinity Health Mid-Atlantic Medical Group CurrentSince Dec 23, 2023 Accepting new patients
Tower Health Medical Group CurrentSince Jul 25, 2025 Accepting new patients
Galen Inpatient Physicians PC Hospitalist CurrentSince Oct 22, 2025 Accepting new patients
Tower Health Medical Group CurrentSince Jul 25, 2025 Accepting new patients
Galen Inpatient Physicians PC Hospitalist CurrentSince Oct 22, 2025 Accepting new patients
Reading Hospital Internal Medicine Past Accepting new patients
Nazareth Hospital Past Accepting new patients

Locations

1503 Lansdowne Ave
Ste 3003
Darby, PA 19023
Phone (610) 586-4100

1500 Lansdowne Ave
Darby, PA 19023
Phone (610) 237-4561

1503 Lansdowne Ave
Ste 3001
Darby, PA 19023
Phone (610) 586-4100

1201 Langhorne Newtown Rd
Penndel, PA 19047
Phone (215) 710-2100

2701 Holme Ave
Ste 100
Philadelphia, PA 19152
Phone (215) 335-3972

2601 Holme Ave
Philadelphia, PA 19152
Phone (215) 335-6000

420 S 5th Ave
West Reading, PA 19611
Phone (484) 628-3637

2610 Keiser Blvd
Wyomissing, PA 19610
Phone (484) 628-9127

Interoperability endpoints

  • Direct secure messaging: jnair2019529@direct.trinity-health.org

Organizations & group practices 10

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.

Hospital & facility affiliations 8

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": "1262131200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756252800000",
    "number": "1821328618",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 13579",
            "city": "READING",
            "state": "PA",
            "postal_code": "196123579",
            "telephone_number": "484-628-1324"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "420 S 5TH AVE",
            "city": "WEST READING",
            "state": "PA",
            "postal_code": "196112143",
            "telephone_number": "484-628-5455"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1500 Lansdowne Ave",
            "address_purpose": "LOCATION",
            "city": "Darby",
            "state": "PA",
            "postal_code": "190231200",
            "country_code": "US",
            "telephone_number": "610-237-4975",
            "fax_number": "610-237-2623",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "800 Spruce St",
            "address_purpose": "LOCATION",
            "city": "Philadelphia",
            "state": "PA",
            "postal_code": "191076130",
            "country_code": "US",
            "telephone_number": "215-829-5933",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NAIR",
        "first_name": "JAYAMOHAN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2009-12-30",
        "last_updated": "2025-08-27",
        "certification_date": "2025-08-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "PA",
            "license": "MD446722",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "PA",
            "license": "MD446722",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in West Reading, PA

Sources for this page

Verify at the official NPI Registry.