Dr. Michael C. Christopher, MD
- Medicare services, 2024
- 254
- Medicare patients, 2024
- 189
- Part D claims, 2024
- 229
- Publications
- 2
- Hospital affiliations
- 2
- Practice address
- 350 West Thomas Road, Phoenix, AZ 85013
- Practice phone
- Call (602) 406-8225
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
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 C. Christopher is an emergency medicine physician in Phoenix, Arizona
Dr. Christopher practices at Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona, part of CommonSpirit Health.
Dr. Christopher's NPI, 1205933744, was assigned on September 19, 2006. Dr. Christopher graduated from University of Arizona College of Medicine in 1986. Dr. Christopher holds Arizona license 27106.
- NPI
- 1205933744NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052212164
- NPI enumeration date
- September 19, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (602) 406-8225
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael C. Christopher practices at Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona
Dr. Christopher's primary practice is Dignity Health St. Joseph's Hospital and Medical Center, at 350 West Thomas Road, Phoenix, AZ 85013 in Maricopa County. The practice phone is (602) 406-8225.
- Dignity Health St. Joseph's Hospital and Medical Center350 West Thomas Road, Phoenix, AZ 85013 · Maricopa CountyPhone(602) 406-8225
Source: Dmand AI Affiliation Data
Dr. Michael C. Christopher is affiliated with 2 sites of care and 4 medical groups
Dr. Christopher's primary practice is Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona, part of CommonSpirit Health. Dr. Christopher is also affiliated with Select Specialty Hospital - Phoenix. The medical group on file is Phoenix Indian Medical Center. Dmand AI also links Dr. Christopher to 3 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael C. Christopher's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Christopher practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health St. Joseph's Hospital and Medical Center | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael C. Christopher is one of 1,360 emergency medicine physicians in Arizona
Emergency medicine is Dr. Christopher's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Christopher is licensed in Arizona.
Specialties and state licenses
- Emergency medicine, ArizonaPrimary
Emergency medicine physicians near Dr. Christopher
Counts of emergency medicine physicians 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 C. Christopher billed Medicare for 254 services in 2024
CMS data shows 254 Medicare services from Dr. Christopher across 4 procedure codes in 2024, for 189 Medicare patients. Medicare paid $22,059 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Christopher's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1952024: 1855%
- Tests and treatments
- 2023: 572024: 6921%
Dr. Christopher compared with the Arizona median for emergency medicine physicians, 2024
- Dr. Christopher
- Arizona median
- Medicare services
- 254vs 21618% above
- Medicare patients
- 189vs 21010% below
- Part D claims
- 88vs 5076% above
Medians across 1,326 emergency medicine physicians 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.
Need commercial claims for Dr. Christopher?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Christopher and other emergency medicine physicians in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael C. Christopher treated 189 Medicare patients in 2024, average age 74
CMS counts 189 Medicare patients who saw Dr. Christopher in 2024. The largest group is 75 to 84, with 77 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.94, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Christopher's median patient age at 49, with 57% women.
Dr. Christopher's Medicare patients by age, 2024
Dr. Christopher's Medicare patients by sex, 2024
- Women9651%
- Men9349%
Chronic conditions among Dr. Christopher's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Ischemic heart disease47%
- Anxiety40%
- Chronic kidney disease40%
- Diabetes38%
- Atrial fibrillation33%
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 49
Patient panel by sex, all payers
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael C. Christopher wrote 229 Medicare Part D claims in 2024
In 2024, Dr. Christopher wrote 229 Medicare Part D claims for 159 patients. 93% of them were for generic drugs. CMS names the drug for 88 of them, across 6 drugs with 11 or more claims each, at $320 in total drug cost. In 2023, CMS named 55 claims across 4 drugs.
Dr. Christopher's Part D claims by kind of drug, 2024
- Generic214 claims93%
- Brand-name and other15 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
- Opioids13%30 of 229 claims
- Antibiotics21%48 of 229 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: 552024: 8860%
Drugs named by CMS: 6 in 2024, 4 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
How Dr. Michael C. Christopher takes part in Medicare
Dr. Christopher accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Michael C. Christopher has 2 publications on record
Dmand AI links 2 papers to Dr. Christopher in 2020. Dr. Christopher's most frequent co-authors are Christopher M. Saddler, MD, Bridget Erin Shields, MD and Natasha M. Simske.
Dr. Christopher's most frequent co-authors
- Christopher M. Saddler, MD1 shared paper
- Bridget Erin Shields, MD1 shared paper
- Natasha M. Simske1 shared paper
Recent publications by Dr. Christopher
See who Dr. Christopher researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Christopher works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael C. Christopher received $461 in industry payments from 2017 to 2024
CMS Open Payments shows 19 general payments to Dr. Christopher from 9 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Actelion Pharmaceuticals US, Inc. paid the most, $125.
General payments to Dr. Christopher by program year, 2017 to 2024
Companies that paid Dr. Christopher the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael C. Christopher graduated from University of Arizona College of Medicine
Dr. Christopher graduated from University of Arizona College of Medicine in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael C. 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 C. 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 C. Christopher's NPI number?
Dr. Michael C. Christopher's NPI number is 1205933744. It was assigned on September 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael C. Christopher?
Dr. Michael C. Christopher is an emergency medicine physician in Phoenix, Arizona. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Michael C. Christopher practice?
Dr. Christopher practices at 350 West Thomas Road, Phoenix, AZ 85013. Dr. Christopher's primary practice is Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona, part of CommonSpirit Health. Dmand AI also links Dr. Christopher to 3 medical groups.
What is Dr. Michael C. Christopher's office phone number?
The practice phone on file for Dr. Christopher is (602) 406-8225.
What is Dr. Michael C. Christopher's medical license number?
Dr. Christopher holds Arizona license 27106.
Which hospitals is Dr. Michael C. Christopher affiliated with?
Dr. Christopher practices at Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona. Dr. Christopher is also affiliated with Select Specialty Hospital - Phoenix.
What medical group is Dr. Michael C. Christopher part of?
Dr. Christopher is linked to Phoenix Indian Medical Center. Dmand AI links Dr. Christopher to 3 more medical groups.
Does Dr. Michael C. Christopher accept Medicare?
Yes. CMS data shows Dr. Christopher billed Medicare for 254 services in 2024, and Dr. Christopher accepts Medicare assignment.
How many Medicare patients does Dr. Michael C. Christopher see?
CMS counts 189 Medicare patients who saw Dr. Christopher in 2024, with an average age of 74.
What services does Dr. Michael C. Christopher bill to Medicare?
In 2024, Dr. Christopher's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
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Where did Dr. Michael C. Christopher go to medical school?
Dr. Christopher graduated from University of Arizona College of Medicine in 1986.
What drugs does Dr. Michael C. Christopher prescribe most?
In 2024 Medicare Part D data, Dr. Christopher's most prescribed drugs by claims were Tramadol HCl, Naproxen and Azithromycin.
Has Dr. Michael C. Christopher received payments from drug or device companies?
CMS Open Payments shows $461 in general payments to Dr. Christopher from 9 companies from 2017 to 2024. The largest total came from Actelion Pharmaceuticals US, Inc.
How long has Dr. Michael C. Christopher been practicing?
Dr. Christopher graduated from medical school in 1986, 40 years ago.
Does Dr. Michael C. Christopher do research?
Dmand AI links 2 publications to Dr. Christopher.
Who does Dr. Michael C. Christopher publish with?
Dr. Christopher's most frequent co-authors are Christopher M. Saddler, MD (1 shared paper), Bridget Erin Shields, MD (1 shared paper) and Natasha M. Simske (1 shared paper).
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