Dr. Susan A. Leggett-Johnson, MD
- Medicare patients, 2024
- 17
- Part D claims, 2024
- 167
- Hospital affiliations
- 1
- Industry payments
- $922
- Medical groups
- 4
- Practice address
- 203 Perry Pkwy, Gaithersburg, MD 20877
- Practice phone
- Call (571) 366-8850
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Privia Medical Group
Gaithersburg, Maryland
Find Dr. Leggett-Johnson'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. Susan A. Leggett-Johnson is an internist in Gaithersburg, Maryland
Dr. Leggett-Johnson practices at Privia Medical Group in Gaithersburg, Maryland.
Dr. Leggett-Johnson's NPI, 1710037262, was assigned on January 10, 2007. Dr. Leggett-Johnson graduated from Louisiana State University School of Medicine in New Orleans in 1984. Dr. Leggett-Johnson holds Maryland license D38149.
- NPI
- 1710037262NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870639180
- NPI enumeration date
- January 10, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (571) 366-8850
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Susan A. Leggett-Johnson practices at Privia Medical Group in Gaithersburg, Maryland
Dr. Leggett-Johnson's primary practice is Privia Medical Group, at 203 Perry Pkwy, Gaithersburg, MD 20877 in Montgomery County. The practice phone is (571) 366-8850.
- Privia Medical Group203 Perry Pkwy, Gaithersburg, MD 20877 · Montgomery CountyPhone(571) 366-8850
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Susan A. Leggett-Johnson is affiliated with 6 sites of care and 4 medical groups
Dr. Leggett-Johnson's primary practice is Privia Medical Group in Gaithersburg, Maryland. Dr. Leggett-Johnson is also affiliated with Sibley Memorial Hospital. The medical group on file is Privia Medical Group. Dmand AI also links Dr. Leggett-Johnson to 4 more group practices and clinics and 3 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Susan A. Leggett-Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leggett-Johnson practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Privia Medical Group | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Susan A. Leggett-Johnson is one of 3,320 internists in Maryland
Internal medicine is Dr. Leggett-Johnson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Leggett-Johnson's licenses on file in 2 states: Maryland and District of Columbia.
Specialties and state licenses
- Internal medicine, MarylandPrimary
- District of Columbia license
Internists near Dr. Leggett-Johnson
Counts of internists 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. Susan A. Leggett-Johnson treated 17 Medicare patients in 2024, average age 72
CMS counts 17 Medicare patients who saw Dr. Leggett-Johnson in 2024. 65% of them have high cholesterol. Their average risk score is 0.68, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Leggett-Johnson's median patient age at 53, with 63% women.
Chronic conditions among Dr. Leggett-Johnson's Medicare patients, 2024
- High cholesterol65%
Share of Medicare patients with each condition. A patient can have several.
Dr. Leggett-Johnson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women63%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Susan A. Leggett-Johnson wrote 167 Medicare Part D claims in 2024
In 2024, Dr. Leggett-Johnson wrote 167 Medicare Part D claims for 65 patients. 95% of them were for generic drugs. CMS names the drug for 17 of them, across 1 drug with 11 or more claims each, at $183 in total drug cost.
Dr. Leggett-Johnson's Part D claims by kind of drug, 2024
- Generic158 claims95%
- Brand-name and other9 claims5%
Dr. Leggett-Johnson's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
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
Dr. Susan A. Leggett-Johnson offers telehealth to Medicare patients
Dr. Leggett-Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Leggett-Johnson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Susan A. Leggett-Johnson received $922 in industry payments from 2021 to 2025
CMS Open Payments shows 25 general payments to Dr. Leggett-Johnson from 5 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Zimmer Biomet Holdings, Inc. paid the most, $676.
General payments to Dr. Leggett-Johnson by program year, 2021 to 2025
Companies that paid Dr. Leggett-Johnson the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Susan A. Leggett-Johnson graduated from Louisiana State University School of Medicine in New Orleans
Dr. Leggett-Johnson graduated from Louisiana State University School of Medicine in New Orleans in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Susan A. Leggett-Johnson'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (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. Susan A. Leggett-Johnson
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. Susan A. Leggett-Johnson's NPI number?
Dr. Susan A. Leggett-Johnson's NPI number is 1710037262. It was assigned on January 10, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Susan A. Leggett-Johnson?
Dr. Susan A. Leggett-Johnson is an internist in Gaithersburg, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Susan A. Leggett-Johnson practice?
Dr. Leggett-Johnson practices at 203 Perry Pkwy, Gaithersburg, MD 20877. Dr. Leggett-Johnson's primary practice is Privia Medical Group in Gaithersburg, Maryland. Dmand AI also links Dr. Leggett-Johnson to 4 group practices and clinics and 3 medical groups.
What is Dr. Susan A. Leggett-Johnson's office phone number?
The practice phone on file for Dr. Leggett-Johnson is (571) 366-8850.
What is Dr. Susan A. Leggett-Johnson's medical license number?
Dr. Leggett-Johnson holds Maryland license D38149, one of the licenses on file in 2 states.
Which states has Dr. Susan A. Leggett-Johnson been licensed in?
Dmand AI has state licenses on file for Dr. Leggett-Johnson in Maryland and District of Columbia.
Which hospitals is Dr. Susan A. Leggett-Johnson affiliated with?
Dr. Leggett-Johnson is affiliated with Sibley Memorial Hospital.
What medical group is Dr. Susan A. Leggett-Johnson part of?
Dr. Leggett-Johnson is linked to Privia Medical Group. Dmand AI links Dr. Leggett-Johnson to 3 more medical groups.
Does Dr. Susan A. Leggett-Johnson accept Medicare?
Yes. CMS lists Dr. Leggett-Johnson as accepting Medicare assignment.
Does Dr. Susan A. Leggett-Johnson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Leggett-Johnson as offering telehealth services.
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How many Medicare patients does Dr. Susan A. Leggett-Johnson see?
CMS counts 17 Medicare patients who saw Dr. Leggett-Johnson in 2024, with an average age of 72.
Where did Dr. Susan A. Leggett-Johnson go to medical school?
Dr. Leggett-Johnson graduated from Louisiana State University School of Medicine in New Orleans in 1984.
What drugs does Dr. Susan A. Leggett-Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Leggett-Johnson's most prescribed drugs by claims were Atorvastatin Calcium.
Has Dr. Susan A. Leggett-Johnson received payments from drug or device companies?
CMS Open Payments shows $922 in general payments to Dr. Leggett-Johnson from 5 companies from 2021 to 2025. The largest total came from Zimmer Biomet Holdings, Inc.
How long has Dr. Susan A. Leggett-Johnson been practicing?
Dr. Leggett-Johnson graduated from medical school in 1984, 42 years ago.
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