Arianna Nieto Meraz, M.D.
Internal Medicine Physician · New Braunfels, TX
Arianna Nieto Meraz, M.D. is an internal medicine physician with a practice address in New Braunfels, Texas, and NPI 1932546280, issued on May 28, 2013. Check the license (Texas Q9698, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Arianna Nieto Meraz
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- Q9698 TX
Self-reported in NPPES; status is on the state search - Practice location
- 741 Generations Dr Ste 205, New Braunfels, TX 78130
- Phone
- (737) 405-1502
- Enumerated
- May 28, 2013
- Record last updated
- Mar 5, 2026
- Medicare enrollment
- Enrolled (PECOS I20161108001906); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 741 Generations Dr Ste 205
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dustin Zimmerman, PA-CMedical Physician Assistant1366180150
Verify Arianna Nieto Meraz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q9698Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
323 Medicare Part D claims for 144 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 21 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass17 claims
- Mirtazapine14 claims
- Metoprolol Tartrate13 claims
- Olmesartan Medoxomil13 claims
- Clopidogrel12 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: $84.88
3 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Ipc Healthcare Services OF Texas PLLCGeorgetown, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Arianna Nieto Meraz among 9,175 internal medicine physician records in Texas
Arianna Nieto Meraz, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 66% of them.
- NPI issued2013 · 66% of these records are older, 31% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2013 · median 2004 among the 6,088 with a school on file
- Record last updated2026 · 49% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 internal medicine physician records list a practice address in New Braunfels
They are 25 of the 1,853 NPPES records with a practice address in New Braunfels, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in New Braunfels → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Benyam Alemu, M.D.New Braunfels, TX 781301154646560
- Douglas Bahr, MDNew Braunfels, TX 781301093708752
- Anthony Bienek, DONew Braunfels, TX 781301336376995
- Lori Hickson, M.D.New Braunfels, TX 781301235196163
- Jerry Hu, DONew Braunfels, TX 781301184967242
- Julia Kellcy, D.O.New Braunfels, TX 781301265540793
- Laurence Levett, M.D.New Braunfels, TX 781301760498646
- Susan Miller, MDNew Braunfels, TX 781301538262407
Common questions
What is Arianna Nieto Meraz, M.D.'s NPI number?
Arianna Nieto Meraz, M.D.'s National Provider Identifier (NPI) is 1932546280, issued on May 28, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Arianna Nieto Meraz, M.D. located?
The NPPES record lists a practice address at 741 Generations Dr Ste 205, New Braunfels, TX, 78130. Phone: (737) 405-1502. Providers update this record themselves, so call before visiting.
How can I verify Arianna Nieto Meraz, M.D.'s license?
NPPES lists Texas license number Q9698, 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 Arianna Nieto Meraz, M.D. prescribe under Medicare Part D?
In 2024, Arianna Nieto Meraz, M.D. had 323 Medicare Part D claims for 144 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.