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

GARY L. SIMON M.D.
NPI 1124191937
Internal Medicine - Infectious Disease in Washington, DC

Active since November 17, 2006PECOS Enrolled
2150 PENNSYLVANIA AVE NW, WASHINGTON, DC 20037(202) 741-2222(202) 741-3396 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Gary L. Simon M.d. NPPES

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

GARY L. SIMON M.D. (NPI 1124191937) is an individual infectious disease provider in Washington, District Of Columbia, licensed in District Of Columbia (MD 12162) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124191937
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameGARY L. SIMONCredential: M.D.
Location Address2150 PENNSYLVANIA AVE NWWashington, DC 20037-3201
Mailing Address2150 Pennsylvania Ave NwWashington, DC 20037-3201 · (202) 741-2222 · Fax (202) 741-3396
Phone(202) 741-2222
Fax(202) 741-3396
Sole ProprietorNo
Enumeration DateNovember 17, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1124191937 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
Licenses✔ Licensed in DC · MD 12162✔ Licensed in MD · D 19989
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
2150 PENNSYLVANIA AVE NW, Washington, DC 20037
Open in Google Maps ↗

Other Identifiers 2

Medicare ID-Type Unspecified00W40M83DC
Medicare UPIND18106DC

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gary L. Simon M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20037 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.

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.

LEI DU LYNN M.D.
Internal Medicine
2150 PENNSYLVANIA AVE NW, SUITE 5-416
WASHINGTON, DC 20037
District of Columbia (202) 741-2574
NIRAJ RAJU GOWDA MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. ELLEN CURTIN MURPHY MD
Obstetrics & Gynecology (Obstetrics)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
DR. CHRISTOPHER DAVID BADGER MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. MONICA MARIA MANRIQUE CASTRILLON MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. STEVEN JOSEPH RALSTON MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
ROBERT STEVEN SIEGEL M.D.
Internal Medicine (Hematology & Oncology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3333
JAMES DAVID KATZ M.D.
Internal Medicine (Rheumatology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2222

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 Gary Simon's NPI number?

The NPI number for Gary Simon is 1124191937. It was assigned to this individual provider in the NPPES registry on November 17, 2006.

Where is Gary Simon located?

Gary Simon practices at 2150 Pennsylvania Ave NW, Washington, DC 20037. The listed phone number is (202) 741-2222.

What is Gary Simon's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Gary Simon enrolled in Medicare?

Yes. Gary Simon is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gary Simon was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.