Dr. Gary L. Simon, MD
- Medicare services, 2022
- 41
- Part D claims, 2024
- 35
- Publications
- 53
- Clinical trials
- 5
- Industry payments
- $118
- Practice address
- 2150 Pennsylvania Ave Nw Ste 2b-430 Suite 2b-430, Washington, DC 20037
- Practice phone
- Call (202) 741-2625
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Medical Faculty Associates - Washington (Pennsylvania Ave NW)
Multi-specialty group site · Washington, District of Columbia
Find Dr. Simon's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Gary L. Simon is an infectious disease specialist in Washington, District of Columbia
Dr. Simon practices at Medical Faculty Associates - Washington (Pennsylvania Ave NW) in Washington, District of Columbia.
Dr. Simon's NPI, 1124191937, was assigned on November 17, 2006. Dr. Simon graduated from University of Maryland School of Medicine in 1975. Dr. Simon holds District of Columbia license MD 12162.
- NPI
- 1124191937NPI Registry (opens in a new tab)
- NPI enumeration date
- November 17, 2006
- NPI status
- Active
- Practice phone
- (202) 741-2625
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 77
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary L. Simon practices at Medical Faculty Associates - Washington (Pennsylvania Ave NW) in Washington, District of Columbia
Dr. Simon's primary practice is Medical Faculty Associates - Washington (Pennsylvania Ave NW), at 2150 Pennsylvania Ave Nw Ste 2b-430 Suite 2b-430, Washington, DC 20037. The practice phone is (202) 741-2625.
- Medical Faculty Associates - Washington (Pennsylvania Ave NW)2150 Pennsylvania Ave Nw Ste 2b-430 Suite 2b-430, Washington, DC 20037Phone(202) 741-2625
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary L. Simon is affiliated with 1 site of care and 1 medical group
Dr. Simon's primary practice is Medical Faculty Associates - Washington (Pennsylvania Ave NW) in Washington, District of Columbia. The medical group on file is The GW Medical Faculty Associates.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Gary L. Simon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Simon practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Medical Faculty Associates - Washington (Pennsylvania Ave NW) | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gary L. Simon is one of 84 infectious disease specialists in District of Columbia
Infectious disease is Dr. Simon's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dmand AI has Dr. Simon's licenses on file in 2 states: District of Columbia and Maryland.
Specialties and state licenses
- Infectious disease, District of ColumbiaPrimary
- Maryland license
Infectious disease specialists near Dr. Simon
Counts of infectious disease specialists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Gary L. Simon billed Medicare for 41 services in 2022
CMS data shows 41 Medicare services from Dr. Simon across 1 procedure code in 2022, all of them office visits. Medicare paid $3,157 for them. Every service was in an office.
Dr. Simon's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 1822022: 4177%
Dr. Simon compared with the District of Columbia median for infectious disease specialists, 2022
- Dr. Simon
- District of Columbia median
- Medicare services
- 41vs 41090% below
- Part D claims
- 188vs 17011% above
Medians across 58 infectious disease specialists in District of Columbia with Dmand AI profiles that report each measure.
Dr. Simon's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Simon?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Simon and other infectious disease specialists in District of Columbia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary L. Simon's patients have a median age of 54
Across all payers, Dmand AI patient panel data puts Dr. Simon's median patient age at 54, with 67% women.
Dr. Simon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Dr. Gary L. Simon wrote 35 Medicare Part D claims in 2024
In 2024, Dr. Simon wrote 35 Medicare Part D claims. 71% of them were for generic drugs. They cover 7 drugs, with $586,822 in total drug cost. In 2022, CMS named 254 claims across 11 drugs.
Dr. Simon's Part D claims by kind of drug, 2024
- Generic25 claims71%
- Brand-name and other10 claims29%
Dr. Simon's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 2542023: 18826%
Drugs named by CMS: 7 in 2023, 11 in 2022.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Gary L. Simon has 53 publications on record
Dmand AI links 53 papers to Dr. Simon, published from 2011 to 2024. 2018 was the busiest year, with 6. The most frequent topics are HIV Infections, Chikungunya Fever and Chikungunya virus. Dr. Simon has published most often in AIDS. Dr. Simon's most frequent co-authors are Afsoon D. Roberts, MD, Gary S. Firestein, MD and Hana Akselrod, MD, MPH.
Dr. Simon's papers by year, 2015 to 2024
Topics Dr. Simon writes about most
- HIV Infections
- Chikungunya Fever
- Chikungunya virus
- Arthritis
- Arthritis, Infectious
- HIV-1
- Arthralgia
- HIV
Dr. Simon's most frequent co-authors
- Afsoon D. Roberts, MD9 shared papers
- Gary S. Firestein, MD8 shared papers
- Hana Akselrod, MD, MPH5 shared papers
Recent publications by Dr. Simon
See who Dr. Simon researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Simon works with, so you can find a warm path to the right infectious disease specialists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gary L. Simon has worked on 5 clinical trials
Dmand AI links Dr. Simon to 5 clinical trials. 1 is still active or recruiting. Conditions studied include Severe Acute Respiratory Syndrome, Influenza, Human and Acquired Immunodeficiency Syndrome. University of Minnesota sponsors the most, 2.
Clinical trials with Dr. Simon by phase
- 1Phase 1: 1 trial
- 1Phase 2: 1 trial
- 1Phase 3: 1 trial
- NonePhase 4: no trials
Conditions in Dr. Simon's trials
- Severe Acute Respiratory Syndrome
- Influenza, Human
- Acquired Immunodeficiency Syndrome
- HIV Infections
- Hookworm Infections
Investigators on the most trials with Dr. Simon
- Douglas L. Cunningham, DO2 shared trials
- Nila Joanna Dharan, MD2 shared trials
- Samir Gupta, MD2 shared trials
Recent clinical trials with Dr. Simon
Experimental Infection of Hookworm-naïve Adults With Dermally-applied Infectious Necator Americanus Hookworm Larvae (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Gary L. Simon received $118 in industry payments from 2019 to 2021
CMS Open Payments shows 2 general payments to Dr. Simon from 2 drug and device companies from 2019 to 2021. Education make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $85.
General payments to Dr. Simon by program year, 2019 to 2021
Companies that paid Dr. Simon the most, 2019 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gary L. Simon graduated from University of Maryland School of Medicine
Dr. Simon graduated from University of Maryland School of Medicine in 1975.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gary L. Simon's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Gary L. Simon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Gary L. Simon's NPI number?
Dr. Gary L. Simon's NPI number is 1124191937. It was assigned on November 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary L. Simon?
Dr. Gary L. Simon is an infectious disease specialist in Washington, District of Columbia. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Gary L. Simon practice?
Dr. Simon practices at 2150 Pennsylvania Ave Nw Ste 2b-430 Suite 2b-430, Washington, DC 20037. Dr. Simon's primary practice is Medical Faculty Associates - Washington (Pennsylvania Ave NW) in Washington, District of Columbia.
What is Dr. Gary L. Simon's office phone number?
The practice phone on file for Dr. Simon is (202) 741-2625.
What is Dr. Gary L. Simon's medical license number?
Dr. Simon holds District of Columbia license MD 12162, one of the licenses on file in 2 states.
Which states has Dr. Gary L. Simon been licensed in?
Dmand AI has state licenses on file for Dr. Simon in District of Columbia and Maryland.
What medical group is Dr. Gary L. Simon part of?
Dr. Simon is linked to The GW Medical Faculty Associates.
Does Dr. Gary L. Simon accept Medicare?
Yes. CMS data shows Dr. Simon billed Medicare for 41 services in 2022.
What services does Dr. Gary L. Simon bill to Medicare?
In 2022, Dr. Simon's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Gary L. Simon go to medical school?
Dr. Simon graduated from University of Maryland School of Medicine in 1975.
Show 5 more questionsShow fewer questions
What drugs does Dr. Gary L. Simon prescribe most?
In 2023 Medicare Part D data, Dr. Simon's most prescribed drugs by claims were Juluca, Biktarvy and Dovato.
Has Dr. Gary L. Simon received payments from drug or device companies?
CMS Open Payments shows $118 in general payments to Dr. Simon from 2 companies from 2019 to 2021. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Gary L. Simon been practicing?
Dr. Simon graduated from medical school in 1975, 51 years ago.
Does Dr. Gary L. Simon do research?
Dmand AI links 53 publications to Dr. Simon, published from 2011 to 2024. Dr. Simon has worked on 5 clinical trials.
Who does Dr. Gary L. Simon publish with?
Dr. Simon's most frequent co-authors are Afsoon D. Roberts, MD (9 shared papers), Gary S. Firestein, MD (8 shared papers) and Hana Akselrod, MD, MPH (5 shared papers).
Selling to infectious disease practices?
See infectious disease specialists in District of Columbia by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card