Organization Active NPI

On Site Dermatology of Pennsylvania PLLC

  • Dermatology Physician
  • Lower Gwynedd, PA
National Provider Identifier
1114369873
Registry record updated Apr 23, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Dermatology PhysicianTaxonomy code 207N00000X
Legal business name
ON SITE DERMATOLOGY OF PENNSYLVANIA PLLC
Practice address
728 Norristown Rd
Lower Gwynedd, PA 19002-2125
Phone
(877) 345-5300
Fax
(561) 989-3665
NPI assigned
Jul 23, 2013
Last updated
Apr 23, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Apr 23, 2025

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

Authorized official

Name
Adam S Plotkin, MD
Title
President
Phone
(561) 314-2000

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Dermatology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207N00000X Primary

Addresses

Primary practice location

728 Norristown Rd
Lower Gwynedd, PA 19002-2125

Mailing address

4700 Exchange CT Ste 110
Boca Raton, FL 33431-4450
Phone (561) 314-2000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20131113001279 PA Part B Supplier - Clinic/Group Practice 8921234352 Receives reassigned benefits from 16 practitioners

National Provider Directory

National Provider Directory

Locations (25 of 29)

250 N Bethlehem Pike
Ambler, PA 19002
Phone (215) 643-6333

6400 Hulmeville Rd
Bensalem, PA 19020
Phone (215) 752-1940

1200 Spring St
Bethlehem, PA 18018
Phone (610) 865-5595

8000 Twin Silo Dr
Blue Bell, PA 19422
Phone (215) 699-8727

1424 Dreshertown Rd
Dresher, PA 19025

4004 Linglestown Rd
Harrisburg, PA 17112
Phone (717) 657-0700

217 Montgomery Ave
Haverford, PA 19041
Phone (610) 896-9777

3430 Huntingdon Pike
Huntingdon Vy, PA 19006
Phone (215) 938-7171

147 W State St
Kennett Square, PA 19348
Phone (610) 444-0741

429 Ridge Pike
Lafayette Hill, PA 19444
Phone (215) 482-2336

9209 Ridge Pike
Lafayette Hill, PA 19444
Phone (610) 825-6560

924 W Walnut St
Lancaster, PA 17603

900 Towamencin Ave
Lansdale, PA 19446

600 E Main St
Lititz, PA 17543
Phone (717) 626-1171

324 Lancaster Ave
Malvern, PA 19355
Phone (484) 282-1568

999 W Harrisburg Pike
Middletown, PA 17057
Phone (717) 902-1000

1089 Horsham Rd
North Wales, PA 19454
Phone (215) 540-0502

2990 Holme Ave
Philadelphia, PA 19136
Phone (215) 335-2100

4401 Haverford Ave
Philadelphia, PA 19104
Phone (215) 349-8800

106 Courtyards Dr
Shrewsbury, PA 17361

2815 Byberry Rd
Uppr Moreland, PA 19040
Phone (215) 292-5008

333 Newtown Rd
Warminster, PA 18974
Phone (215) 672-9082

850 Norristown Rd
Warminster, PA 18974
Phone (215) 672-2500

2527 Bristol Rd
Warrington, PA 18976
Phone (215) 491-1501

400 N Walnut St
West Chester, PA 19380

Practitioners & affiliated clinicians

Practitioners 45

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 45

NPI Registry JSON

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

{
    "created_epoch": "1374537600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1745366400000",
    "number": "1114369873",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4700 EXCHANGE CT STE 110",
            "city": "BOCA RATON",
            "state": "FL",
            "postal_code": "334314450",
            "telephone_number": "561-314-2000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "728 NORRISTOWN RD",
            "city": "LOWER GWYNEDD",
            "state": "PA",
            "postal_code": "190022125",
            "telephone_number": "877-345-5300",
            "fax_number": "561-989-3665"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ON SITE DERMATOLOGY OF PENNSYLVANIA PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2013-07-23",
        "last_updated": "2025-04-23",
        "certification_date": "2025-04-23",
        "status": "A",
        "authorized_official_last_name": "PLOTKIN",
        "authorized_official_first_name": "ADAM",
        "authorized_official_middle_name": "S",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "561-314-2000",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207N00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Dermatology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lower Gwynedd, PA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 23, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.