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DAVID A CHARLES MD PC
NPI 1841370574
Internal Medicine in Rockville, MD

Active since October 17, 2006
15200 SHADY GROVE RD STE 307, ROCKVILLE, MD 20850(301) 738-8846(866) 487-5603 Get Directions Write a Review

NPPES record last updated: February 18, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About David A Charles Md Pc NPPES

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

DAVID A CHARLES MD PC (NPI 1841370574) is a healthcare organization registered as an internal medicine in Rockville, Maryland and active in the NPI registry since October 2006. The organization lists David Anthony Charles, President Owner, as its authorized official.

NPPES Registry Identity

NPI1841370574
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameDAVID A CHARLES MD PC
Location Address15200 SHADY GROVE RD STE 307Rockville, MD 20850-3218
Mailing Address15200 Shady Grove Rd Ste 307Rockville, MD 20850-3218 · (301) 738-8846 · Fax (866) 487-5603
Phone(301) 738-8846
Fax(866) 487-5603
Organization SubpartNo
Authorized OfficialDavid Anthony CharlesPresident Owner · (301) 738-8846
Enumeration DateOctober 17, 2006
Last NPPES UpdateFebruary 18, 2026
NPPES CertifiedFebruary 18, 2026
✔ NPI 1841370574 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MD · D0054843
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
15200 SHADY GROVE RD STE 307, Rockville, MD 20850
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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)

David A Charles Md Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by November 30, 2026

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 IDO20130425000153Non-DME Part B · Clinic/Group PracticeDue dateNovember 30, 2026
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 David A Charles MD PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

David Charles, M.D.
Internal Medicine
NPI 1487835179
15200 SHADY GROVE RD STE. 307
Rockville, MD 20850
(301) 738-8846
✔ 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 David A Charles MD PC's NPI number?

The NPI number for David A Charles MD PC is 1841370574. It was assigned to this organization in the NPPES registry on October 17, 2006.

Where is David A Charles MD PC located?

David A Charles MD PC is located at 15200 Shady Grove Rd Ste 307, Rockville, MD 20850. The listed phone number is (301) 738-8846.

What is David A Charles MD PC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is David A Charles MD PC enrolled in Medicare?

Yes. David A Charles MD PC is registered in the Medicare PECOS enrollment system.

When is David A Charles 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 November 30, 2026. 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 David A Charles MD PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to David A Charles 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 David A Charles MD PC was last updated on February 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.