DOCTORS FIRST PROFESSIONAL CORPORATION
NPI 1205432044
Internal Medicine in Rockville, MD

Active since December 08, 2020
9601 BLACKWELL RD STE 210, ROCKVILLE, MD 20850(301) 200-1314 Get Directions Write a Review

NPPES record last updated: July 7, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Jul 7, 2025, Dec 8, 2020 (2 updates tracked since 2020).

About Doctors First Professional Corporation NPPES

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

DOCTORS FIRST PROFESSIONAL CORPORATION (NPI 1205432044) is a healthcare organization registered as an internal medicine in Rockville, Maryland and active in the NPI registry since December 2020. The organization lists Jaky Callejas, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1205432044
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameDOCTORS FIRST PROFESSIONAL CORPORATION
Location Address9601 BLACKWELL RD STE 210Rockville, MD 20850-6491
Mailing Address9601 Blackwell Rd Ste 210Rockville, MD 20850-6491 · (301) 200-1314
Organization SubpartNo
Authorized OfficialJaky CallejasPractice Manager · (240) 454-4682
Enumeration DateDecember 8, 2020
Last NPPES UpdateJuly 7, 20252 updates tracked since enumeration
NPPES CertifiedJuly 7, 2025
NPI 1205432044 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
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.
9601 BLACKWELL RD STE 210, Rockville, MD 20850

Other Identifiers 1

Medicaid408992801MD

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 MULTIPLE SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Dietitian, Registered
9601 BLACKWELL RD STE 210
ROCKVILLE, MD 20850
Physician Assistant
9601 BLACKWELL RD STE 210
ROCKVILLE, MD 20850
Nurse Practitioner (Family)
9601 BLACKWELL RD STE 210
ROCKVILLE, MD 20850
Physician Assistant (Medical)
9601 BLACKWELL RD STE 210
ROCKVILLE, MD 20850

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 Doctors First Professional Corporation's NPI number?

The NPI number for Doctors First Professional Corporation is 1205432044. It was assigned to this organization in the NPPES registry on December 8, 2020.

Where is Doctors First Professional Corporation located?

Doctors First Professional Corporation is located at 9601 Blackwell Rd Ste 210, Rockville, MD 20850. The listed phone number is (301) 200-1314.

What is Doctors First Professional Corporation's specialty?

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

When was this NPI record last updated?

The NPPES record for Doctors First Professional Corporation was last updated on July 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.