Christopher Ryan Naumann, M.D.
Gastroenterology Physician · Temple, TX
Christopher Ryan Naumann, M.D. is a gastroenterology physician with a practice address in Temple, Texas, and NPI 1235257890, issued on Mar 26, 2007. Check the license (Texas M2418, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Christopher Ryan Naumann
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- M2418 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2401 S 31St St, Temple, TX 76508
- Phone
- (254) 724-2111
- Enumerated
- Mar 26, 2007
- Record last updated
- Jan 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20111014000230); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,478 in Texas → Look up another NPI →
Also registered at 2401 S 31St St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kellie Achord, PA-CPhysician Assistant1841754355
- Alisa Acosta, MD, MPHPediatric Nephrology Physician1053553214
Verify Christopher Ryan Naumann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M2418Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average gastroenterology physician in 2024
370 Medicare Part D claims for 93 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Omeprazole56 claims
- Pantoprazole Sodium53 claims
- Linzess24 claims
- Ondansetron Odt21 claims
- Promethazine Hcl19 claims
- Ursodiol19 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
- Scott And White ClinicTemple, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Ryan Naumann among 1,478 gastroenterology physician records in Texas
Christopher Ryan Naumann, M.D. is one of 1,478 gastroenterology physician records with a practice address in Texas. 89% 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 49% of them.
- NPI issued2007 · 49% of these records are older, 41% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2003 · median 2003 among the 1,175 with a school on file
- Record last updated2021 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Texas
There are 1,478 gastroenterology physician records in Texas.
All 1,478 in Texas → Every provider in Temple → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Andrejs Avots-Avotins, M.D.Temple, TX 765081427017425
- Phillip Chaney, M.D.Temple, TX 765081033223821
- Raymond Duggan, D.O.Temple, TX 765081639138167
- Richard Erickson, M.D.Temple, TX 765081306806161
- Mark Jeffries, D.O.Temple, TX 765081477513950
- Timothy Pfanner, M.D.Temple, TX 765081275594632
- Jonathan Ramirez, M.D.Temple, TX 765081184883241
- Dawn Sears, M.D.Temple, TX 765081679534424
Common questions
What is Christopher Ryan Naumann, M.D.'s NPI number?
Christopher Ryan Naumann, M.D.'s National Provider Identifier (NPI) is 1235257890, issued on Mar 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Ryan Naumann, M.D. located?
The NPPES record lists a practice address at 2401 S 31St St, Temple, TX, 76508. Phone: (254) 724-2111. Providers update this record themselves, so call before visiting.
How can I verify Christopher Ryan Naumann, M.D.'s license?
NPPES lists Texas license number M2418, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Christopher Ryan Naumann, M.D. prescribe under Medicare Part D?
In 2024, Christopher Ryan Naumann, M.D. had 370 Medicare Part D claims for 93 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.