Dr. Jordanna Johnston, MD
- Medicare services, 2024
- 99
- Medicare patients, 2024
- 193
- MIPS score, 2024
- 64
- Hospital affiliations
- 1
- Industry payments
- $1,308
- Practice address
- 9901 Medical Center Dr, Rockville, MD 20850
- Practice phone
- Call (301) 279-6155
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Shady Grove Adventist Hospital
Rockville, Maryland
Find Dr. Johnston's professional email, personal email and mobile number
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Dr. Jordanna Johnston is an anesthesiologist in Rockville, Maryland
Dr. Johnston practices at Shady Grove Adventist Hospital in Rockville, Maryland.
Dr. Johnston's NPI, 1235498924, was assigned on May 15, 2012. Dr. Johnston graduated from University of Michigan Medical School in 2012. Dr. Johnston holds Maryland license D0081053.
- NPI
- 1235498924NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8921316688
- NPI enumeration date
- May 15, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (301) 279-6155
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jordanna Johnston practices at Shady Grove Adventist Hospital in Rockville, Maryland
Dr. Johnston's primary practice is Shady Grove Adventist Hospital, at 9901 Medical Center Dr, Rockville, MD 20850 in Montgomery County. The practice phone is (301) 279-6155.
- Shady Grove Adventist Hospital9901 Medical Center Dr, Rockville, MD 20850 · Montgomery CountyPhone(301) 279-6155
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jordanna Johnston is affiliated with 3 sites of care and 1 medical group
Dr. Johnston's primary practice is Shady Grove Adventist Hospital in Rockville, Maryland. Dr. Johnston is also affiliated with Adventist HealthCare Shady Grove Medical Center. The medical group on file is US Anesthesia Partners. Dmand AI also links Dr. Johnston to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jordanna Johnston's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnston practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Shady Grove Adventist Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jordanna Johnston is one of 965 anesthesiologists in Maryland
Anesthesiology is Dr. Johnston's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Johnston is licensed in Maryland.
Specialties and state licenses
- Anesthesiology, MarylandPrimary
Anesthesiologists near Dr. Johnston
Counts of anesthesiologists 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. Jordanna Johnston billed Medicare for 99 services in 2024
CMS data shows 99 Medicare services from Dr. Johnston across 5 procedure codes in 2024, for 193 Medicare patients. Medicare paid $7,184 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Johnston's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 462024: 7665%
- Surgery
- 2023: 122024: 2392%
Dr. Johnston compared with the Maryland median for anesthesiologists, 2024
- Dr. Johnston
- Maryland median
- Medicare services
- 99vs 101Close to median
- Medicare patients
- 193vs 17610% above
Medians across 918 anesthesiologists in Maryland with Dmand AI profiles that report each measure.
Dr. Johnston's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Johnston and other anesthesiologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jordanna Johnston treated 193 Medicare patients in 2024, average age 76
CMS counts 193 Medicare patients who saw Dr. Johnston in 2024. The largest group is 65 to 74, with 79 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnston's median patient age at 46, with 67% women.
Dr. Johnston's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Johnston's Medicare patients by sex, 2024
- Women11761%
- Men7639%
Chronic conditions among Dr. Johnston's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Diabetes40%
- Ischemic heart disease36%
- Mood disorders29%
- Chronic kidney disease27%
- Depression26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnston's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women67%
- Men31%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jordanna Johnston scored 64 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 64 out of 100 for Dr. Johnston for performance year 2024, reported as part of a group. Dr. Johnston accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Johnston's MIPS scores, performance year 2024
- 64of 100Final score
- 57.5of 100Quality
- 40of 100Improvement Activities
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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Dr. Jordanna Johnston received $1,308 in industry payments from 2016 to 2025
CMS Open Payments shows 62 general payments to Dr. Johnston from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $578.
General payments to Dr. Johnston by program year, 2016 to 2025
Companies that paid Dr. Johnston the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jordanna Johnston graduated from University of Michigan Medical School
Dr. Johnston graduated from University of Michigan Medical School in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jordanna Johnston'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 DataDmand AI Org Hierarchy Data |
| 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 DataMedicare Physician & Other Practitioners - 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) |
| 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. Jordanna Johnston
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. Jordanna Johnston's NPI number?
Dr. Jordanna Johnston's NPI number is 1235498924. It was assigned on May 15, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Jordanna Johnston?
Dr. Jordanna Johnston is an anesthesiologist in Rockville, Maryland. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Jordanna Johnston practice?
Dr. Johnston practices at 9901 Medical Center Dr, Rockville, MD 20850. Dr. Johnston's primary practice is Shady Grove Adventist Hospital in Rockville, Maryland. Dmand AI also links Dr. Johnston to 1 group practice or clinic.
What is Dr. Jordanna Johnston's office phone number?
The practice phone on file for Dr. Johnston is (301) 279-6155.
What is Dr. Jordanna Johnston's medical license number?
Dr. Johnston holds Maryland license D0081053.
Which hospitals is Dr. Jordanna Johnston affiliated with?
Dr. Johnston is affiliated with Adventist HealthCare Shady Grove Medical Center.
What medical group is Dr. Jordanna Johnston part of?
Dr. Johnston is linked to US Anesthesia Partners.
Does Dr. Jordanna Johnston accept Medicare?
Yes. CMS data shows Dr. Johnston billed Medicare for 99 services in 2024, and Dr. Johnston accepts Medicare assignment.
What is Dr. Jordanna Johnston's MIPS score?
Dr. Johnston's MIPS final score for performance year 2024 is 64 out of 100, reported as part of a group.
How many Medicare patients does Dr. Jordanna Johnston see?
CMS counts 193 Medicare patients who saw Dr. Johnston in 2024, with an average age of 76.
Show 4 more questionsShow fewer questions
What services does Dr. Jordanna Johnston bill to Medicare?
In 2024, Dr. Johnston's most billed Medicare services were anesthesia (00142), anesthesia (00145) and anesthesia (00731).
Where did Dr. Jordanna Johnston go to medical school?
Dr. Johnston graduated from University of Michigan Medical School in 2012.
Has Dr. Jordanna Johnston received payments from drug or device companies?
CMS Open Payments shows $1,308 in general payments to Dr. Johnston from 9 companies from 2016 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Jordanna Johnston been practicing?
Dr. Johnston graduated from medical school in 2012, 14 years ago.
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