John Ray Martinez, M.D.
Nephrology Physician · Branson, MO
John Ray Martinez, M.D. is a nephrology physician with a practice address in Branson, Missouri, and NPI 1154352417, issued on Jul 5, 2006. Check the license (Missouri R2G43, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- John Ray Martinez
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- R2G43 MO
Self-reported in NPPES; status is on the state search - Practice location
- 101 Skaggs RD, Branson, MO 65616
- Phone
- (417) 334-8288
- Enumerated
- Jul 5, 2006
- Record last updated
- Oct 17, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (417) 334-6966
- Medicaid IDs
- 130736001 AR
207953324 MO - Medicare enrollment
- Enrolled (PECOS I20070720000263); accepts Medicare assignment
- Medical or professional school
- University Of Kansas School Of Med (Kc/Wich/Sal), 1985
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 285 in Missouri → Look up another NPI →
Also registered at 101 Skaggs RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tanya Bowden, R.D.Renal Nutrition Registered Dietitian1194015990
- Kaylin HunzickerMedical Physician Assistant1730051293
- Phyllis Manna, PA-CMedical Physician Assistant1528294667
- Kimberly Martinez, MDOphthalmology Physician1538218169
- Dwight Zabel, M.D.Nephrology Physician1245268051
Verify John Ray Martinez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license R2G43Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22% fewer Medicare Part D claims than the average nephrology physician in 2024
1,141 Medicare Part D claims for 176 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate92 claims
- Irbesartan84 claims
- Torsemide64 claims
- Carvedilol61 claims
- Allopurinol59 claims
- Losartan Potassium57 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): 78.8 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: $94.59
4 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. 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
- Branson Nephrology LLCBranson, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Ray Martinez among 285 nephrology physician records in Missouri
John Ray Martinez, M.D. is one of 285 nephrology physician records with a practice address in Missouri. 85% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 48% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1985 · median 2000 among the 212 with a school on file
- Record last updated2019 · 38% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Missouri
There are 285 nephrology physician records in Missouri.
All 285 in Missouri → Every provider in Branson → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Michael Selby, M.D.Branson, MO 656161346494192
- Dwight Zabel, M.D.Branson, MO 656161245268051
- Russell Davis, DOBolivar, MO 656131821593203
- Bill LauderdaleForsyth, MO 656531528502978
- Robert May, MDSpringfield, MO 658031376585257
- Stephen Garcia, M.D.Springfield, MO 658041285721647
- Ethan Hoerschgen, M.D.Springfield, MO 658041447332945
- Kristie Jones, MDSpringfield, MO 658041467644286
Common questions
What is John Ray Martinez, M.D.'s NPI number?
John Ray Martinez, M.D.'s National Provider Identifier (NPI) is 1154352417, issued on Jul 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Ray Martinez, M.D. located?
The NPPES record lists a practice address at 101 Skaggs RD, Branson, MO, 65616. Phone: (417) 334-8288. Providers update this record themselves, so call before visiting.
How can I verify John Ray Martinez, M.D.'s license?
NPPES lists Missouri license number R2G43, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Ray Martinez, M.D. prescribe under Medicare Part D?
In 2024, John Ray Martinez, M.D. had 1,141 Medicare Part D claims for 176 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is John Ray Martinez, M.D.'s MIPS final score?
The 2023 MIPS final score is 78.8 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.