1. Home
  2. Directory
  3. District Of Columbia
  4. Washington
  5. Internal Medicine
  6. NPI Profile

TONJA LOURENE GADSDEN MD
NPI 1689783102
Internal Medicine in Washington, DC

Active since August 29, 2006PECOS EnrolledAccepts Medicare Assignment
2041 GEORGIA AVE NW, WASHINGTON, DC 20060(202) 865-3290(202) 865-3833 Get Directions Write a Review

NPPES record last updated: April 2, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 2, 2025, Mar 30, 2025, Nov 4, 2019 (3 updates tracked since 2019).

About Tonja Lourene Gadsden Md NPPES

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

TONJA LOURENE GADSDEN MD (NPI 1689783102) is an individual internal medicine provider in Washington, District Of Columbia, licensed in District Of Columbia (MD20448) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Glenn Dale, and is a graduate of Howard University College Of Medicine (1989).

NPPES Registry Identity

NPI1689783102
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameTONJA LOURENE GADSDENCredential: MD
Location Address2041 GEORGIA AVE NWWashington, DC 20060-0001
Mailing Address2024 Georgia Nwave 2ndWashington, DC 20001-3027 · (202) 865-6679 · Fax (202) 865-1617
Phone(202) 865-3290
Fax(202) 865-3833
Sole ProprietorNo
Medical School CMSHoward University College Of MedicineGraduated 1989
Enumeration DateAugust 29, 2006
Last NPPES UpdateApril 2, 20253 updates tracked since enumeration
NPPES CertifiedApril 2, 2025
✔ NPI 1689783102 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in DC · MD20448✔ Licensed in MD · D0043699
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.
2041 GEORGIA AVE NW, Washington, DC 20060
Open in Google Maps ↗

Secondary Practice Location 1

Location 110817 Legend Manor LnGlenn Dale, MD 20769-2306 · Phone (202) 317-0783

Other Identifiers 3

Medicaid347231100MD
Medicaid010015359VA
Medicaid029853700DC

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Tonja Lourene Gadsden Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9830092576
PECOS Enrollment IDI20040129000808
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
216 services68 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
142 services80 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
134 services52 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
59 services47 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
43 services43 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
38 services38 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20060 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
5 suppliers11 claims32 services$7.12 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers25 claims25 services$11.03 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers25 claims25 services$53.81 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

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

SHERYL JACOB DESBORDES
Speech-Language Pathologist
2041 GEORGIA AVE NW
WASHINGTON, DC 20060
District of Columbia (202) 865-4424
DR. SAIMA M QURESHI M.D.
Ophthalmology
2041 GEORGIA AVE NW
WASHINGTON, DC 20060
District of Columbia (202) 865-6100
DR. MICHAEL CHOI DDS
Dentist (Oral and Maxillofacial Surgery)
2041 GEORGIA AVE NW
WASHINGTON, DC 20060
District of Columbia (646) 239-7552
MUHAMMAD MAAZ KHALID ZUBERI MBBS
Student in an Organized Health Care Education/Training Program
2041 GEORGIA AVE NW, WASHINGTON, DC
WASHINGTON, DC 20060
District of Columbia (202) 865-7151
AKINOLA EMMANUEL OLADIMEJI
Student in an Organized Health Care Education/Training Program
2041 GEORGIA AVE NW
WASHINGTON, DC 20060
District of Columbia (646) 626-3940
NICKALOUS TREVINO
Student in an Organized Health Care Education/Training Program
2041 GEORGIA AVE NW
WASHINGTON, DC 20060
District of Columbia (202) 865-6100
AUGUSTINA ADARKU ANADOR
Student in an Organized Health Care Education/Training Program
2041 GEORGIA AVE NW
WASHINGTON, DC 20060
District of Columbia (202) 865-4359
JAYA SINGH PERERA MD
Student in an Organized Health Care Education/Training Program
2041 GEORGIA AVE NW
WASHINGTON, DC 20060
District of Columbia (240) 246-5647

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 Tonja Gadsden's NPI number?

The NPI number for Tonja Gadsden is 1689783102. It was assigned to this individual provider in the NPPES registry on August 29, 2006.

Where is Tonja Gadsden located?

Tonja Gadsden practices at 2041 Georgia Ave NW, Washington, DC 20060. The listed phone number is (202) 865-3290.

What is Tonja Gadsden's specialty?

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

Is Tonja Gadsden enrolled in Medicare?

Yes. Tonja Gadsden is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Tonja Gadsden was last updated on April 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.