Christopher Brian Johnson, M.D.
Internal Medicine Physician · Tucson, AZ
Christopher Brian Johnson, M.D. is an internal medicine physician with a practice address in Tucson, Arizona, and NPI 1437506904, issued on May 15, 2016. Check the license (Arizona R75595, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Christopher Brian Johnson
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- R75595 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1625 N Campbell Ave, Tucson, AZ 85719
- Phone
- (520) 694-0111
- Enumerated
- May 15, 2016
- Record last updated
- Jun 20, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190920000548); accepts Medicare assignment
- Medical or professional school
- University Of Kansas School Of Med (Kc/Wich/Sal), 2016
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at 1625 N Campbell Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Christopher Brian Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license R75595Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
194 Medicare Part D claims for 75 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Pantoprazole Sodium14 claims
- Amoxicillin-Clavulanate Potass11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $373.01
3 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Banner-University Medical GroupTucson, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Brian Johnson among 2,853 internal medicine physician records in Arizona
Christopher Brian Johnson, M.D. is one of 2,853 internal medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 73% of them.
- NPI issued2016 · 73% of these records are older, 25% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2016 · median 2003 among the 1,643 with a school on file
- Record last updated2019 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
651 internal medicine physician records list a practice address in Tucson
They are 651 of the 18,788 NPPES records with a practice address in Tucson, and 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Tucson → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Bujji Ainapurapu, MDTucson, AZ 857191952624868
- Alvaro Altamirano Ufion, M.DTucson, AZ 857191144614363
- Nana Atuahene, MDTucson, AZ 857191629325774
- Danielle Avila, MDTuscon, AZ 857191154715365
- Ivan Borbon, DOTucson, AZ 857191487036679
- David Brual, M.D.Tucson, AZ 857191063824993
- David Buechel, D.O., F.A.C.O.I.Tucson, AZ 857191124003041
- Phillip Dattilo, DOTucson, AZ 857191861545048
Common questions
What is Christopher Brian Johnson, M.D.'s NPI number?
Christopher Brian Johnson, M.D.'s National Provider Identifier (NPI) is 1437506904, issued on May 15, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Brian Johnson, M.D. located?
The NPPES record lists a practice address at 1625 N Campbell Ave, Tucson, AZ, 85719. Phone: (520) 694-0111. Providers update this record themselves, so call before visiting.
How can I verify Christopher Brian Johnson, M.D.'s license?
NPPES lists Arizona license number R75595, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Christopher Brian Johnson, M.D. prescribe under Medicare Part D?
In 2024, Christopher Brian Johnson, M.D. had 194 Medicare Part D claims for 75 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Christopher Brian Johnson, M.D.'s MIPS final score?
The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.