Stephanie Diane Johnson, PA
- Medicare patients, 2024
- 138
- Part D claims, 2024
- 31
- MIPS score, 2024
- 82
- Hospital affiliations
- 3
- Industry payments
- $125
- Practice address
- 2000 15th N St, Arlington, VA 22201
- Practice phone
- Call (443) 444-5606
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Medstar Medical Group II
Arlington, Virginia
Find Stephanie 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.
Stephanie Diane Johnson is a physician assistant in Arlington, Virginia
Stephanie Johnson practices at Medstar Medical Group II in Arlington, Virginia.
Stephanie Johnson's NPI, 1285693770, was assigned on March 22, 2006. Stephanie Johnson holds Maryland license C0002333.
- NPI
- 1285693770NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092604645
- NPI enumeration date
- March 22, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (443) 444-5606
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Stephanie Diane Johnson practices at Medstar Medical Group II in Arlington, Virginia
Stephanie Johnson's primary practice is Medstar Medical Group II, at 2000 15th N St, Arlington, VA 22201 in Arlington County. The practice phone is (443) 444-5606.
- Medstar Medical Group II2000 15th N St, Arlington, VA 22201 · Arlington CountyPhone(443) 444-5606
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Stephanie Diane Johnson is affiliated with 5 sites of care and 1 medical group
Stephanie Johnson's primary practice is Medstar Medical Group II in Arlington, Virginia. Stephanie Johnson is also affiliated with MedStar Franklin Square Medical Center. The medical group on file is MedStar Medical Group. Dmand AI also links Stephanie Johnson to 2 more hospitals and 1 group practice or clinic, 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 Stephanie Diane Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stephanie Johnson practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Medstar Medical Group II | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Stephanie Diane Johnson is one of 3,636 physician assistants in Virginia
Physician assistant is Stephanie Johnson's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Stephanie Johnson is licensed in Maryland.
Specialties and state licenses
- Physician assistant, MarylandPrimary
Physician assistants near Stephanie Johnson
Counts of physician assistants 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
Stephanie Diane Johnson treated 138 Medicare patients in 2024, average age 70
CMS counts 138 Medicare patients who saw Stephanie Johnson in 2024. The largest group is 65 to 74, with 84 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 0.97, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Stephanie Johnson's median patient age at 62, with 100% women.
Stephanie Johnson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Stephanie Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer57%
- Arthritis43%
- Diabetes31%
- Mood disorders26%
- Anxiety23%
- Depression20%
Share of Medicare patients with each condition. A patient can have several.
Stephanie 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 62
Patient panel by sex, all payers
- Women100%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Stephanie Diane Johnson wrote 31 Medicare Part D claims in 2024
In 2024, Stephanie Johnson wrote 31 Medicare Part D claims for 27 patients. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Stephanie Diane Johnson scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Stephanie Johnson for performance year 2024, reported as part of a group. Stephanie Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Stephanie Johnson's MIPS scores, performance year 2024
- 82of 100Final score
- 67.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 69of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Stephanie Diane Johnson received $125 in industry payments in 2025
CMS Open Payments shows 2 general payments to Stephanie Johnson from 2 drug and device companies in 2025. Food and beverage make up the largest share, 84% of the total. Merck Sharp & Dohme Corporation paid the most, $105.
General payments to Stephanie Johnson by kind, 2025 to 2025
- Food and beverage$10584%
- Education$2016%
Companies that paid Stephanie Johnson the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Stephanie Diane 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 (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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Stephanie Diane 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 Stephanie Diane Johnson's NPI number?
Stephanie Diane Johnson's NPI number is 1285693770. It was assigned on March 22, 2006, and it is active in the NPI Registry.
What does Stephanie Diane Johnson specialize in?
Stephanie Diane Johnson is a physician assistant in Arlington, Virginia. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Stephanie Diane Johnson practice?
Stephanie Johnson practices at 2000 15th N St, Arlington, VA 22201. Stephanie Johnson's primary practice is Medstar Medical Group II in Arlington, Virginia. Dmand AI also links Stephanie Johnson to 2 hospitals and 1 group practice or clinic.
What is Stephanie Diane Johnson's office phone number?
The practice phone on file for Stephanie Johnson is (443) 444-5606.
What is Stephanie Diane Johnson's medical license number?
Stephanie Johnson holds Maryland license C0002333.
Which hospitals is Stephanie Diane Johnson affiliated with?
Stephanie Johnson is affiliated with MedStar Franklin Square Medical Center. Dmand AI links Stephanie Johnson to 2 more hospitals.
What medical group is Stephanie Diane Johnson part of?
Stephanie Johnson is linked to MedStar Medical Group.
Does Stephanie Diane Johnson accept Medicare?
Yes. CMS lists Stephanie Johnson as accepting Medicare assignment.
What is Stephanie Diane Johnson's MIPS score?
Stephanie Johnson's MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.
How many Medicare patients does Stephanie Diane Johnson see?
CMS counts 138 Medicare patients who saw Stephanie Johnson in 2024, with an average age of 70.
Has Stephanie Diane Johnson received payments from drug or device companies?
CMS Open Payments shows $125 in general payments to Stephanie Johnson from 2 companies from 2025 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Stephanie Diane Johnson been practicing?
Stephanie Johnson graduated from medical school in 1996, 30 years ago.
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