Subrahmanyam Nasika, M.D.
Nephrology Physician · Stockton, CA
Subrahmanyam Nasika, M.D. is a nephrology physician with a practice address in Stockton, California, and NPI 1548449846, issued on Nov 2, 2007. Check the license (California A108186, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Subrahmanyam Nasika
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- A108186 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1801 E March LN, Stockton, CA 95210
- Phone
- (209) 546-1868
- Enumerated
- Nov 2, 2007
- Record last updated
- Sep 9, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (209) 461-6505
- Medicaid ID
- 1548449846 CA
- Medicare enrollment
- Enrolled (PECOS I20091203000172); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Also registered at 1801 E March LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bader Abu Ghalyoun, MDInterventional Cardiology Physician1740492214
- Agnes Alicar, NURSE PRACTITIONERFamily Nurse Practitioner1629240049
- James Avery, P.A.Physician Assistant1790080182
- Tatiana Chiprez Vargas, ASWClinical Social Worker1851109425
- Josebelo Chong, MDSpecialist1891815791
- John Depolo, M.D.Pulmonary Disease Physician1619907359
Verify Subrahmanyam Nasika in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A108186Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.4 times the Medicare Part D claims of the average nephrology physician in 2024
5,046 Medicare Part D claims for 547 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Calcitriol534 claims
- Furosemide346 claims
- Amlodipine Besylate324 claims
- Losartan Potassium303 claims
- Hydralazine Hcl234 claims
- Tamsulosin Hcl232 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: $1,038.65
47 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
- San Joaquin Kidney Clinic, IncStockton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Subrahmanyam Nasika among 1,468 nephrology physician records in California
Subrahmanyam Nasika, M.D. is one of 1,468 nephrology physician records with a practice address in California. 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 2007, is newer than 52% of them.
- NPI issued2007 · 52% of these records are older, 35% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2002 · median 2001 among the 1,128 with a school on file
- Record last updated2013 · 62% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in California
There are 1,468 nephrology physician records in California.
All 1,468 in California → Every provider in Stockton → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Mallareddy Maddula, M.D.Stockton, CA 952101487762647
- Phani Morisetti, M.D.Stockton, CA 952101053756924
- Neha Nainani, MD, MPHStockton, CA 952101639317837
- Leonid Pravoverov, MDStockton, CA 952101306924113
- Mehul Raval, MDStockton, CA 952101710157474
- P Sagireddy, MDStockton, CA 952101407844889
- Vishwa Sheth, M.D.Stockton, CA 952101366722365
- Djamshid Moshirnia, M.D.Stockton, CA 952071659307387
Common questions
What is Subrahmanyam Nasika, M.D.'s NPI number?
Subrahmanyam Nasika, M.D.'s National Provider Identifier (NPI) is 1548449846, issued on Nov 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Subrahmanyam Nasika, M.D. located?
The NPPES record lists a practice address at 1801 E March LN, Stockton, CA, 95210. Phone: (209) 546-1868. Providers update this record themselves, so call before visiting.
How can I verify Subrahmanyam Nasika, M.D.'s license?
NPPES lists California license number A108186, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Subrahmanyam Nasika, M.D. prescribe under Medicare Part D?
In 2024, Subrahmanyam Nasika, M.D. had 5,046 Medicare Part D claims for 547 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.