Christy L. Johnson
- Medicare patients, 2024
- 119
- Part D claims, 2024
- 1,928
- MIPS score, 2024
- 89
- Hospital affiliations
- 2
- Industry payments
- $21
- Practice address
- 1410 North 4th Street, Clinton, IA 52732
- Practice phone
- Call (563) 244-5555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Christy L. Johnson is a physician assistant in Clinton, Iowa
Christy Johnson practices at MercyOne Clinton Medical Center in Clinton, Iowa, part of Trinity Health.
Christy Johnson's NPI, 1093455636, was assigned on March 31, 2022. Christy Johnson holds Iowa license 121601.
- NPI
- 1093455636NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961856133
- NPI enumeration date
- March 31, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (563) 244-5555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Christy L. Johnson practices at MercyOne Clinton Medical Center in Clinton, Iowa
Christy Johnson's primary practice is MercyOne Clinton Medical Center, at 1410 North 4th Street, Clinton, IA 52732 in Clinton County. The practice phone is (563) 244-5555.
- MercyOne Clinton Medical Center1410 North 4th Street, Clinton, IA 52732 · Clinton CountyPhone(563) 244-5555
Source: Dmand AI Affiliation Data
Christy L. Johnson is affiliated with 3 sites of care and 2 medical groups
Christy Johnson's primary practice is MercyOne Clinton Medical Center in Clinton, Iowa, part of Trinity Health. Christy Johnson is also affiliated with University of Iowa Health Care Medical Center. The medical group on file is MercyOne Specialty Care. Dmand AI also links Christy Johnson to 1 more home health agency and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Christy L. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christy Johnson practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MercyOne Clinton Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Christy L. Johnson is one of 195 physician assistants in Iowa
Medical is Christy Johnson's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Christy Johnson is licensed in Iowa.
Specialties and state licenses
- Medical physician assistant, IowaPrimary
Physician assistants near Christy 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
Christy L. Johnson treated 119 Medicare patients in 2024, average age 74
CMS counts 119 Medicare patients who saw Christy Johnson in 2024. The largest group is 65 to 74, with 54 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Christy Johnson's median patient age at 67, with 59% women.
Christy Johnson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Christy Johnson's Medicare patients by sex, 2024
- Women6454%
- Men5546%
Chronic conditions among Christy Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis34%
- Ischemic heart disease29%
- Diabetes26%
- Chronic kidney disease25%
- Anxiety24%
- Atrial fibrillation24%
Share of Medicare patients with each condition. A patient can have several.
Christy 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 67
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Christy L. Johnson wrote 1,928 Medicare Part D claims in 2024
In 2024, Christy Johnson wrote 1,928 Medicare Part D claims for 245 patients. 88% of them were for generic drugs.
Christy Johnson's Part D claims by kind of drug, 2024
- Generic1,700 claims88%
- Brand-name214 claims11%
- Other14 claims1%
Drug classes CMS tracks in Christy Johnson's Part D claims, 2024
- Opioids3%51 of 1,928 claims
- Antibiotics4%71 of 1,928 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
Christy L. Johnson scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Christy Johnson for performance year 2024, reported through an alternative payment model (APM). Christy Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Christy Johnson's MIPS scores, performance year 2024
- 89of 100Final score
- 82.5of 100Quality
- 89of 100Promoting Interoperability
- 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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Christy L. Johnson received $21 in industry payments in 2025
CMS Open Payments shows 1 general payment to Christy Johnson from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Sumitomo Pharma America, Inc. paid the most, $21.
Companies that paid Christy 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 Christy 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) |
| 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 Christy 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 Christy L. Johnson's NPI number?
Christy L. Johnson's NPI number is 1093455636. It was assigned on March 31, 2022, and it is active in the NPI Registry.
What does Christy L. Johnson specialize in?
Christy L. Johnson is a physician assistant in Clinton, Iowa. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Christy L. Johnson practice?
Christy Johnson practices at 1410 North 4th Street, Clinton, IA 52732. Christy Johnson's primary practice is MercyOne Clinton Medical Center in Clinton, Iowa, part of Trinity Health. Dmand AI also links Christy Johnson to 1 home health agency and 1 medical group.
What is Christy L. Johnson's office phone number?
The practice phone on file for Christy Johnson is (563) 244-5555.
What is Christy L. Johnson's medical license number?
Christy Johnson holds Iowa license 121601.
Which hospitals is Christy L. Johnson affiliated with?
Christy Johnson practices at MercyOne Clinton Medical Center in Clinton, Iowa. Christy Johnson is also affiliated with University of Iowa Health Care Medical Center.
What medical group is Christy L. Johnson part of?
Christy Johnson is linked to MercyOne Specialty Care. Dmand AI links Christy Johnson to 1 more medical group.
Does Christy L. Johnson accept Medicare?
Yes. CMS lists Christy Johnson as accepting Medicare assignment.
What is Christy L. Johnson's MIPS score?
Christy Johnson's MIPS final score for performance year 2024 is 89 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Christy L. Johnson see?
CMS counts 119 Medicare patients who saw Christy Johnson in 2024, with an average age of 74.
Has Christy L. Johnson received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Christy Johnson from 1 company from 2025 to 2025. The largest total came from Sumitomo Pharma America, Inc.
How long has Christy L. Johnson been practicing?
Christy Johnson graduated from medical school in 2023, 3 years ago.
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