Chalit Wanthakawikran, MD
Nephrology Physician · Laredo, TX
Chalit Wanthakawikran, MD is a nephrology physician with a practice address in Laredo, Texas, and NPI 1376700161, issued on May 20, 2008. Check the license (Texas P1831, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Chalit Wanthakawikran
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- P1831 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2325 E Saunders St Plaza Two, Laredo, TX 78041
- Phone
- (956) 723-4673
- Enumerated
- May 20, 2008
- Record last updated
- Jul 23, 2026
- Fax
- (956) 723-3133
- Medicaid IDs
- 1376700161 TX
305560002 TX - Medicare enrollment
- Enrolled (PECOS I20120629000383); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 2325 E Saunders St Plaza Two
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohammed Abdulaziz, MDNephrology Physician1881009215
- Valeria Ramos, FNP-CFamily Nurse Practitioner1396358636
- Daniela Vaquera, FNPFamily Nurse Practitioner1477847788
- Julio Zavala, MDNephrology Physician1649401589
Verify Chalit Wanthakawikran in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license P1831Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% more Medicare Part D claims than the average nephrology physician in 2024
2,295 Medicare Part D claims for 482 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Sevelamer Carbonate242 claims
- Carvedilol160 claims
- Losartan Potassium116 claims
- Chlorthalidone98 claims
- Furosemide96 claims
- Nifedipine Er90 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: $221.71
7 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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
- Laredo Nephrologists PLLCLaredo, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nephrology Physician providers in Texas
There are 1,159 nephrology physician records in Texas.
Other nephrology physician records in Texas
- Bernardino Abaya, M.D.Houston, TX1740262013
- Aisha Abbasi, MDConroe, TX1942837570
- Abdul Abdellatif, M.D.Webster, TX1164560595
- Dina Abdelwahab, MDDallas, TX1801050208
- Mohammed Abdulaziz, MDLaredo, TX1881009215
- Muhammad Abdullah, MDSan Antonio, TX1154614832
- Nashila Abdulrahim, DODallas, TX1659665180
- Mai Abouelsaad, M.D.Houston, TX1790168086
- Fadi Abouzahr, MDSan Antonio, TX1982695896
- Koshy Abraham, MDFort Worth, TX1780658559
Common questions
What is Chalit Wanthakawikran, MD's NPI number?
Chalit Wanthakawikran, MD's National Provider Identifier (NPI) is 1376700161, issued on May 20, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Chalit Wanthakawikran, MD located?
The NPPES record lists a practice address at 2325 E Saunders St Plaza Two, Laredo, TX, 78041. Phone: (956) 723-4673. Providers update this record themselves, so call before visiting.
How can I verify Chalit Wanthakawikran, MD's license?
NPPES lists Texas license number P1831, 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 Chalit Wanthakawikran, MD prescribe under Medicare Part D?
In 2024, Chalit Wanthakawikran, MD had 2,295 Medicare Part D claims for 482 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.