Dr. Michael Christopher, MD
- Medicare services, 2024
- 10,072
- Medicare patients, 2024
- 1,325
- Part D claims, 2024
- 1,220
- MIPS score, 2024
- 89
- Industry payments
- $8,098
- Practice address
- 1735 E Skyline Dr, Tucson, AZ 85718
- Practice phone
- Call (520) 618-1630
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ironwood Dermatology
Tucson, Arizona
Find Dr. Christopher'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. Michael Christopher is a dermatologist in Tucson, Arizona
Dr. Christopher practices at Ironwood Dermatology in Tucson, Arizona.
Dr. Christopher's NPI, 1477932796, was assigned on May 19, 2015. Dr. Christopher graduated from University of Arizona College of Medicine in 2015. Dr. Christopher holds Wisconsin license 6158-851.
- NPI
- 1477932796NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5890088371
- NPI enumeration date
- May 19, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (520) 618-1630
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Christopher practices at Ironwood Dermatology in Tucson, Arizona
Dr. Christopher's primary practice is Ironwood Dermatology, at 1735 E Skyline Dr, Tucson, AZ 85718 in Pima County. The practice phone is (520) 618-1630.
- Ironwood Dermatology1735 E Skyline Dr, Tucson, AZ 85718 · Pima CountyPhone(520) 618-1630
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael Christopher is affiliated with 2 sites of care and 2 medical groups
Dr. Christopher's primary practice is Ironwood Dermatology in Tucson, Arizona. The medical group on file is Ironwood Dermatology. Dmand AI also links Dr. Christopher to 1 more group practice or clinic and 1 medical group, 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. Michael Christopher's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Christopher practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ironwood Dermatology | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael Christopher is one of 269 dermatologists in Arizona
Dermatology is Dr. Christopher's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Christopher is licensed in Wisconsin.
Specialties and state licenses
- Dermatology, WisconsinPrimary
Dermatologists near Dr. Christopher
Counts of dermatologists 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. Michael Christopher billed Medicare for 10,072 services in 2024
CMS data shows 10,072 Medicare services from Dr. Christopher across 17 procedure codes in 2024, for 1,325 Medicare patients. Medicare paid $353,951 for them. Every service was in an office.
Dr. Christopher's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 9,3662024: 7,95815%
- Office and hospital visits
- 2023: 2,0292024: 2,0973%
- Tests and treatments
- 2023: 242024: 1729%
- Drugs given in the office
- 2023: 502024: 0100%
Dr. Christopher compared with the Arizona median for dermatologists, 2024
- Dr. Christopher
- Arizona median
- Medicare services
- 10,072vs 3,5662.8 times
- Medicare patients
- 1,325vs 69890% above
- Part D claims
- 1,082vs 4702.3 times
Medians across 254 dermatologists in Arizona with Dmand AI profiles that report each measure.
Dr. Christopher'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. Christopher and other dermatologists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael Christopher treated 1,325 Medicare patients in 2024, average age 75
CMS counts 1,325 Medicare patients who saw Dr. Christopher in 2024. The largest group is 65 to 74, with 705 patients. 75% of them have high cholesterol, and 61% have high blood pressure. Their average risk score is 0.89, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Christopher's median patient age at 72, with 42% women.
Dr. Christopher's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Christopher's Medicare patients by sex, 2024
- Women52239%
- Men80361%
Chronic conditions among Dr. Christopher's Medicare patients, 2024
- High cholesterol75%
- High blood pressure61%
- Arthritis39%
- Ischemic heart disease23%
- Chronic kidney disease19%
- Diabetes18%
- Mood disorders17%
- Cancer16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Christopher's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women42%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Christopher wrote 1,220 Medicare Part D claims in 2024
In 2024, Dr. Christopher wrote 1,220 Medicare Part D claims for 586 patients. 93% of them were for generic drugs. CMS names the drug for 1,082 of them, across 19 drugs with 11 or more claims each, at $170,064 in total drug cost. In 2023, CMS named 981 claims across 17 drugs.
Dr. Christopher's Part D claims by kind of drug, 2024
- Generic1,137 claims93%
- Brand-name83 claims7%
Dr. Christopher'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.
Drug classes CMS tracks in Dr. Christopher's Part D claims, 2024
- Antibiotics8%102 of 1,220 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 9812024: 1,08210%
Drugs named by CMS: 19 in 2024, 17 in 2023.
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. Michael Christopher 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 Dr. Christopher for performance year 2024, reported as part of a group. Dr. Christopher accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 2,656 procedures of removal of skin lesions by Dr. Christopher, more than 99% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Christopher's MIPS scores, performance year 2024
- 89of 100Final score
- 85.2of 100Quality
- 40of 100Improvement Activities
- 83of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Christopher ranks in Medicare procedure volume
- Removal of skin lesions
- 99th percentile2,656 procedures
- Skin biopsy
- 99th percentile1,758 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Michael Christopher received $8,098 in industry payments from 2017 to 2025
CMS Open Payments shows 316 general payments to Dr. Christopher from 26 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 80% of the total. Sanofi and Genzyme US Companies paid the most, $2,235.
General payments to Dr. Christopher by program year, 2017 to 2025
General payments to Dr. Christopher by kind, 2017 to 2025
- Food and beverage$6,47680%
- Consulting fees$1,43018%
- Education$1922%
Companies that paid Dr. Christopher the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael Christopher graduated from University of Arizona College of Medicine
Dr. Christopher graduated from University of Arizona College of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael Christopher'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 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) |
| 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Michael Christopher
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. Michael Christopher's NPI number?
Dr. Michael Christopher's NPI number is 1477932796. It was assigned on May 19, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Christopher?
Dr. Michael Christopher is a dermatologist in Tucson, Arizona. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Michael Christopher practice?
Dr. Christopher practices at 1735 E Skyline Dr, Tucson, AZ 85718. Dr. Christopher's primary practice is Ironwood Dermatology in Tucson, Arizona. Dmand AI also links Dr. Christopher to 1 group practice or clinic and 1 medical group.
What is Dr. Michael Christopher's office phone number?
The practice phone on file for Dr. Christopher is (520) 618-1630.
What is Dr. Michael Christopher's medical license number?
Dr. Christopher holds Wisconsin license 6158-851.
What medical group is Dr. Michael Christopher part of?
Dr. Christopher is linked to Ironwood Dermatology. Dmand AI links Dr. Christopher to 1 more medical group.
Does Dr. Michael Christopher accept Medicare?
Yes. CMS data shows Dr. Christopher billed Medicare for 10,072 services in 2024, and Dr. Christopher accepts Medicare assignment.
What is Dr. Michael Christopher's MIPS score?
Dr. Christopher's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Michael Christopher see?
CMS counts 1,325 Medicare patients who saw Dr. Christopher in 2024, with an average age of 75.
What services does Dr. Michael Christopher bill to Medicare?
In 2024, Dr. Christopher's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).
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Where did Dr. Michael Christopher go to medical school?
Dr. Christopher graduated from University of Arizona College of Medicine in 2015.
What drugs does Dr. Michael Christopher prescribe most?
In 2024 Medicare Part D data, Dr. Christopher's most prescribed drugs by claims were Ketoconazole, Fluorouracil and Triamcinolone Acetonide.
Has Dr. Michael Christopher received payments from drug or device companies?
CMS Open Payments shows $8,098 in general payments to Dr. Christopher from 26 companies from 2017 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Michael Christopher been practicing?
Dr. Christopher graduated from medical school in 2015, 11 years ago.
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