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JOSEPH PORRES MD PC
NPI 1356640338
Dermatology in Rockville, MD

Active since March 16, 2011
50 W EDMONSTON DR, 308, ROCKVILLE, MD 20852(307) 762-7364 Get Directions Write a Review

NPPES record last updated: March 16, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Joseph Porres Md Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOSEPH PORRES MD PC (NPI 1356640338) is a healthcare organization registered as a dermatology in Rockville, Maryland and active in the NPI registry since March 2011. The organization lists Joseph Porres, President, as its authorized official.

NPPES Registry Identity

NPI1356640338
Entity TypeOrganization
Primary Taxonomy207N00000X
Legal Business NameJOSEPH PORRES MD PC
Location Address50 W EDMONSTON DR, 308Rockville, MD 20852-1228
Mailing Address50 W Edmonston Dr, 308Rockville, MD 20852-1228 · (307) 762-7364
Phone(307) 762-7364
Organization SubpartNo
Authorized OfficialJoseph PorresPresident · (301) 762-7364
Enumeration DateMarch 16, 2011
✔ NPI 1356640338 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License✔ Licensed in MD · D0044137
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
50 W EDMONSTON DR, Rockville, MD 20852
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Joseph Porres Md Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by March 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateDistrict of ColumbiaEnrollment IDO20110426000134Non-DME Part B · Clinic/Group PracticeDue dateMarch 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Joseph Porres MD PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Joseph Porres, MD
Dermatology
NPI 1902835689
50 W EDMONSTON DR 308
Rockville, MD 20852
(301) 762-7364
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Joseph Porres MD PC's NPI number?

The NPI number for Joseph Porres MD PC is 1356640338. It was assigned to this organization in the NPPES registry on March 16, 2011.

Where is Joseph Porres MD PC located?

Joseph Porres MD PC is located at 50 W Edmonston Dr 308, Rockville, MD 20852. The listed phone number is (307) 762-7364.

What is Joseph Porres MD PC's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Joseph Porres MD PC enrolled in Medicare?

Yes. Joseph Porres MD PC is registered in the Medicare PECOS enrollment system.

When is Joseph Porres MD PC's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (District of Columbia, Clinic/Group Practice) is due for revalidation by March 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Joseph Porres MD PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Dermatology) reassigns their Medicare billing to Joseph Porres MD PC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Joseph Porres MD PC was last updated on March 16, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.