Christopher Ryan Shepard, M.D.
Internal Medicine Physician · Fort Defiance, AZ
Christopher Ryan Shepard, M.D. is an internal medicine physician with a practice address in Fort Defiance, Arizona, and NPI 1558438846, issued on Nov 29, 2006. Check the license on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Christopher Ryan Shepard
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD2007-0018 NM
35.087635 OH
Self-reported in NPPES; status is on the state search - Practice location
- Corner OF Route N12 And N7, Fort Defiance, AZ 86504
- Phone
- (928) 729-8000
- Enumerated
- Nov 29, 2006
- Record last updated
- Jun 10, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070505000059); accepts Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 2004
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at Corner OF Route N12 And N7
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Walter Adam, MDFamily Medicine Physician1053368860
- Margaret Adams, ARNPFamily Nurse Practitioner1427455682
- Sandra Adkins, DDSDentist1710918131
- Elizabeth Agre, PT, DPTPhysical Therapist1891268280
- Mohammad Akhavan Heidari, MDSurgery Physician1205041571
Verify Christopher Ryan Shepard in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average internal medicine physician in 2024
230 Medicare Part D claims for 46 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Carvedilol21 claims
- Amlodipine Besylate18 claims
- Furosemide15 claims
- Atorvastatin Calcium11 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
- The Fort Defiance Indian Hospital Board, IncorporationFort Defiance, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Ryan Shepard among 2,853 internal medicine physician records in Arizona
Christopher Ryan Shepard, 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 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 55% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2004 · 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).
23 internal medicine physician records list a practice address in Fort Defiance
They are 23 of the 590 NPPES records with a practice address in Fort Defiance, and 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Fort Defiance → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Regina Asihene, M.D.Fort Defiance, AZ 865041598736886
- Chuck Ball, MDFort Defiance, AZ 865041821253535
- Ulysses Bowler, MDFort Defiance, AZ 865041942290788
- Paul Del Bianco, MDFort Defiance, AZ 865041386622520
- Steve Granada, M.D.Fort Defiance, AZ 865041235290826
- Sabine McReynolds, MDFort Defiance, AZ 865041851385645
- Stephen Meyer, M.D.Fort Defiance, AZ 865041386746071
- Tracy Nimmerrichter-BurgessFort Defiance, AZ 865041346295649
Common questions
What is Christopher Ryan Shepard, M.D.'s NPI number?
Christopher Ryan Shepard, M.D.'s National Provider Identifier (NPI) is 1558438846, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Ryan Shepard, M.D. located?
The NPPES record lists a practice address at Corner OF Route N12 And N7, Fort Defiance, AZ, 86504. Phone: (928) 729-8000. Providers update this record themselves, so call before visiting.
How can I verify Christopher Ryan Shepard, M.D.'s license?
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 Ryan Shepard, M.D. prescribe under Medicare Part D?
In 2024, Christopher Ryan Shepard, M.D. had 230 Medicare Part D claims for 46 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.