Chidambaram Sunder Valliappan, M.D.
Nephrology Physician · Winter Park, FL
Chidambaram Sunder Valliappan, M.D. is a nephrology physician with a practice address in Winter Park, Florida, and NPI 1265815021, issued on Jun 29, 2015. Check the license (Florida ME142882, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Chidambaram Sunder Valliappan
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- ME142882 FL
4301107774 MI
Self-reported in NPPES; status is on the state search - Practice location
- 3727 N Goldenrod RD Ste 105, Winter Park, FL 32792
- Phone
- (407) 657-0296
- Enumerated
- Jun 29, 2015
- Record last updated
- Jun 14, 2023
- Medicare enrollment
- Enrolled (PECOS I20200817001641); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 840 in Florida → Look up another NPI →
Also registered at 3727 N Goldenrod RD Ste 105
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Williams, MDNephrology Physician1770558702
Verify Chidambaram Sunder Valliappan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME142882Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% more Medicare Part D claims than the average nephrology physician in 2024
1,621 Medicare Part D claims for 300 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Farxiga190 claims
- Jardiance141 claims
- Losartan Potassium90 claims
- Kerendia80 claims
- Tamsulosin Hcl65 claims
- Atorvastatin Calcium60 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: $328.97
16 payments; by number, the most common kind was food and beverage; the largest payer was Bayer Healthcare Pharmaceuticals Inc. 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
- Central Florida Kidney Specialists IncWinter Park, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chidambaram Sunder Valliappan among 840 nephrology physician records in Florida
Chidambaram Sunder Valliappan, M.D. is one of 840 nephrology physician records with a practice address in Florida. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 85% of them.
- NPI issued2015 · 85% of these records are older, 13% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2010 · median 2000 among the 664 with a school on file
- Record last updated2023 · 56% 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Florida
There are 840 nephrology physician records in Florida.
All 840 in Florida → Every provider in Winter Park → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Alexandra Hardy, MDWinter Park, FL 327921598391401
- Mark Lagatta, M.D.Winter Park, FL 327921821081985
- Ijlal Uddin, M.D.Winter Park, FL 327921760652879
- Mark Williams, MDWinter Park, FL 327921770558702
- Jafar Mahmood, M.D.Winter Park, FL 327891154387165
- Shobana Sivan, MDWinter Park, FL 327891922365485
- Manuel Dee, M.D.Titusville, FL 327961659316370
- Imran Rashid, M.D.Titusville, FL 327961912900325
Common questions
What is Chidambaram Sunder Valliappan, M.D.'s NPI number?
Chidambaram Sunder Valliappan, M.D.'s National Provider Identifier (NPI) is 1265815021, issued on Jun 29, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Chidambaram Sunder Valliappan, M.D. located?
The NPPES record lists a practice address at 3727 N Goldenrod RD Ste 105, Winter Park, FL, 32792. Phone: (407) 657-0296. Providers update this record themselves, so call before visiting.
How can I verify Chidambaram Sunder Valliappan, M.D.'s license?
NPPES lists Florida license number ME142882, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Chidambaram Sunder Valliappan, M.D. prescribe under Medicare Part D?
In 2024, Chidambaram Sunder Valliappan, M.D. had 1,621 Medicare Part D claims for 300 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.