Cassandra L. Johnson, PA-C
- Medicare patients, 2024
- 47
- Part D claims, 2024
- 31
- MIPS score, 2024
- 91
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 4605 Sawmill Road, Columbus, OH 43220
- Practice phone
- Call (614) 827-8777
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ohio Orthopedic Surgery Institute
Surgery Center - Medicare-Certified · Columbus, Ohio
Find Cassandra 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.
Cassandra L. Johnson is a physician assistant in Columbus, Ohio
Cassandra Johnson practices at Ohio Orthopedic Surgery Institute in Columbus, Ohio.
Cassandra Johnson's NPI, 1720125263, was assigned on February 1, 2007. Cassandra Johnson holds Ohio license 002535.
- NPI
- 1720125263NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3476659491
- NPI enumeration date
- February 1, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (614) 827-8777
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Cassandra L. Johnson practices at Ohio Orthopedic Surgery Institute in Columbus, Ohio
Cassandra Johnson's primary practice is Ohio Orthopedic Surgery Institute, at 4605 Sawmill Road, Columbus, OH 43220. The practice phone is (614) 827-8777.
- Ohio Orthopedic Surgery Institute4605 Sawmill Road, Columbus, OH 43220Phone(614) 827-8777
Source: Dmand AI Affiliation Data
Cassandra L. Johnson is affiliated with 3 sites of care and 1 medical group
Cassandra Johnson's primary practice is Ohio Orthopedic Surgery Institute in Columbus, Ohio. Cassandra Johnson is also affiliated with OhioHealth Dublin Methodist Hospital. The medical group on file is Orthopedic One. Dmand AI also links Cassandra Johnson to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Cassandra L. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Cassandra Johnson practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ohio Orthopedic Surgery Institute | Available with a free account |
| +2 more affiliated sites | 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.
Cassandra L. Johnson is one of 4,524 physician assistants in Ohio
Physician assistant is Cassandra Johnson's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Cassandra Johnson is licensed in Ohio.
Specialties and state licenses
- Physician assistant, OhioPrimary
Physician assistants near Cassandra 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
Cassandra L. Johnson treated 47 Medicare patients in 2024, average age 70
CMS counts 47 Medicare patients who saw Cassandra Johnson in 2024. The largest group is 65 to 74, with 36 patients. 75% of them have high cholesterol, and 74% have arthritis. Their average risk score is 1.20, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Cassandra Johnson's median patient age at 55, with 50% women.
Cassandra Johnson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Cassandra Johnson's Medicare patients by sex, 2024
- Women3064%
- Men1736%
Chronic conditions among Cassandra Johnson's Medicare patients, 2024
- High cholesterol75%
- Arthritis74%
- High blood pressure68%
- Mood disorders43%
- Depression40%
- Anxiety28%
Share of Medicare patients with each condition. A patient can have several.
Cassandra 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 55
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Cassandra L. Johnson wrote 31 Medicare Part D claims in 2024
In 2024, Cassandra Johnson wrote 31 Medicare Part D claims for 25 patients. 97% of them were for generic drugs.
Cassandra Johnson's Part D claims by kind of drug, 2024
- Generic30 claims97%
- Brand-name and other1 claims3%
Drug classes CMS tracks in Cassandra Johnson's Part D claims, 2024
- Opioids65%20 of 31 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Cassandra L. Johnson scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Cassandra Johnson for performance year 2024, reported as part of a group. Cassandra Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Cassandra Johnson's MIPS scores, performance year 2024
- 91of 100Final score
- 89.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 79of 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
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.
Sources for Cassandra L. 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| 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 Cassandra L. 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 Cassandra L. Johnson's NPI number?
Cassandra L. Johnson's NPI number is 1720125263. It was assigned on February 1, 2007, and it is active in the NPI Registry.
What does Cassandra L. Johnson specialize in?
Cassandra L. Johnson is a physician assistant in Columbus, Ohio. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Cassandra L. Johnson practice?
Cassandra Johnson practices at 4605 Sawmill Road, Columbus, OH 43220. Cassandra Johnson's primary practice is Ohio Orthopedic Surgery Institute in Columbus, Ohio. Dmand AI also links Cassandra Johnson to 1 group practice or clinic.
What is Cassandra L. Johnson's office phone number?
The practice phone on file for Cassandra Johnson is (614) 827-8777.
What is Cassandra L. Johnson's medical license number?
Cassandra Johnson holds Ohio license 002535.
Which hospitals is Cassandra L. Johnson affiliated with?
Cassandra Johnson is affiliated with OhioHealth Dublin Methodist Hospital.
What medical group is Cassandra L. Johnson part of?
Cassandra Johnson is linked to Orthopedic One.
Does Cassandra L. Johnson accept Medicare?
Yes. CMS lists Cassandra Johnson as accepting Medicare assignment.
What is Cassandra L. Johnson's MIPS score?
Cassandra Johnson's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does Cassandra L. Johnson see?
CMS counts 47 Medicare patients who saw Cassandra Johnson in 2024, with an average age of 70.
How long has Cassandra L. Johnson been practicing?
Cassandra Johnson graduated from medical school in 2009, 17 years ago.
Selling to physician assistant practices?
See physician assistants in Ohio 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