John Christopher Anderson, MD
Family Medicine Physician · Clackamas, OR
John Christopher Anderson, MD is a family medicine physician with a practice address in Clackamas, Oregon, and NPI 1992744056, issued on Jun 5, 2006. Check the license (Oregon MD24145, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- John Christopher Anderson
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD24145 OR
Self-reported in NPPES; status is on the state search - Practice location
- 9775 SE Sunnyside Road, Suite 200, Clackamas, OR 97015
- Phone
- (503) 655-8471
- Enumerated
- Jun 5, 2006
- Record last updated
- Mar 7, 2023
- Medicaid ID
- 286282 OR
- Medicare enrollment
- Enrolled (PECOS I20041210000480); accepts Medicare assignment
- Medical or professional school
- University Of Alabama School Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,847 in Oregon → Look up another NPI →
Verify John Christopher Anderson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD24145Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% more Medicare Part D claims than the average family medicine physician in 2024
3,587 Medicare Part D claims for 179 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 241 claims were for opioids.
Most prescribed
- Omeprazole169 claims
- Levothyroxine Sodium147 claims
- Oxycodone Hcl132 claims
- Gabapentin104 claims
- Atorvastatin Calcium103 claims
- Metformin Hcl Er98 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.
Bills Medicare through one group practice
- County OF Clackamas Office OF County AuditorOregon City, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Christopher Anderson among 2,847 family medicine physician records in Oregon
John Christopher Anderson, MD is one of 2,847 family medicine physician records with a practice address in Oregon. 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 53% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1998 · median 2009 among the 1,671 with a school on file
- Record last updated2023 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
85 family medicine physician records list a practice address in Clackamas
They are 85 of the 2,098 NPPES records with a practice address in Clackamas, and 2,847 family medicine physician records in Oregon.
All 2,847 in Oregon → Every provider in Clackamas → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Daniel Constien, M.D.Clackamas, OR 970151447204086
- Barry Davis, DOClackamas, OR 970151356324842
- Patricia Gallegos, DOClackamas, OR 970151285617779
- Moses Gallegos, DOClackamas, OR 970151184607673
- Thomas Hickerson, MDClackamas, OR 970151700840675
- Raymond Lee, DOClackamas, OR 970151578559951
- Mith Leng, M.D.Clackamas, OR 970151457306458
- Mai Leopold, DOClackamas, OR 970151649234915
Common questions
What is John Christopher Anderson, MD's NPI number?
John Christopher Anderson, MD's National Provider Identifier (NPI) is 1992744056, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Christopher Anderson, MD located?
The NPPES record lists a practice address at 9775 SE Sunnyside Road, Suite 200, Clackamas, OR, 97015. Phone: (503) 655-8471. Providers update this record themselves, so call before visiting.
How can I verify John Christopher Anderson, MD's license?
NPPES lists Oregon license number MD24145, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Christopher Anderson, MD prescribe under Medicare Part D?
In 2024, John Christopher Anderson, MD had 3,587 Medicare Part D claims for 179 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.