Christopher Ryan Keller, MD
Nephrology Physician · Caldwell, ID
Christopher Ryan Keller, MD is a nephrology physician with a practice address in Caldwell, Idaho, and NPI 1255467312, issued on Feb 25, 2007. Check the license (Idaho M10236, as entered in NPPES) on the Idaho Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Christopher Ryan Keller
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- M10236 ID
Self-reported in NPPES; status is on the state search - Practice location
- 4620 Enterprise Way Ste 101, Caldwell, ID 83605
- Phone
- (208) 846-8335
- Enumerated
- Feb 25, 2007
- Record last updated
- May 16, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (208) 846-8336
- Medicare enrollment
- Enrolled (PECOS I20080617000395); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 2003
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 34 in Idaho → Look up another NPI →
Verify Christopher Ryan Keller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIdaho Board of Medicine
Search for license M10236Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.6 times the Medicare Part D claims of the average nephrology physician in 2024
6,755 Medicare Part D claims for 679 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Amlodipine Besylate445 claims
- Furosemide283 claims
- Metoprolol Succinate262 claims
- Losartan Potassium242 claims
- Trulicity220 claims
- Atorvastatin Calcium212 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.
Industry payments in 2024: $23.15
6 payments; by number, the most common kind was education; the largest payer was Travere Therapeutics, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 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
- St Lukes Clinic-Treasure Valley LLCBoise, ID
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Ryan Keller among 34 nephrology physician records in Idaho
Christopher Ryan Keller, MD is one of 34 nephrology physician records with a practice address in Idaho. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 50% of them.
- NPI issued2007 · 50% of these records are older, 24% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2003 · median 2002 among the 27 with a school on file
- Record last updated2018 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Idaho
There are 34 nephrology physician records in Idaho.
All 34 in Idaho → Every provider in Caldwell → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Robert Davidson, M.D.Meridian, ID 836421144275694
- Mary Dittrich, MDMeridian, ID 836421437194552
- Aaron Fearday, M.D.Meridian, ID 836421952543118
- Amanda Hall, D.O.Meridian, ID 836421871737973
- Jerry Meng, MDMeridian, ID 836421295894939
- Kevin Mitchell, MBBSMeridian, ID 836421366837718
- Amit Sharma, MD, FACP, FASNMeridian, ID 836421730123779
- Arnold Silva, MD, PHDMeridian, ID 836421497790646
Common questions
What is Christopher Ryan Keller, MD's NPI number?
Christopher Ryan Keller, MD's National Provider Identifier (NPI) is 1255467312, issued on Feb 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Ryan Keller, MD located?
The NPPES record lists a practice address at 4620 Enterprise Way Ste 101, Caldwell, ID, 83605. Phone: (208) 846-8335. Providers update this record themselves, so call before visiting.
How can I verify Christopher Ryan Keller, MD's license?
NPPES lists Idaho license number M10236, as entered by the provider. Search the Idaho Board of Medicine at https://dopl.idaho.gov/bom/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Christopher Ryan Keller, MD prescribe under Medicare Part D?
In 2024, Christopher Ryan Keller, MD had 6,755 Medicare Part D claims for 679 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.