Arun Singh Kulthia, M.D.
Internal Medicine Physician · Modesto, CA
Arun Singh Kulthia, M.D. is an internal medicine physician with a practice address in Modesto, California, and NPI 1760778427, issued on Jun 21, 2011. Check the license (California A127279, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Arun Singh Kulthia
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A127279 CA
Self-reported in NPPES; status is on the state search - Practice location
- 600 Coffee RD, Modesto, CA 95355
- Phone
- (209) 521-6097
- Enumerated
- Jun 21, 2011
- Record last updated
- Aug 26, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20140902001802); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 600 Coffee RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Arun Singh Kulthia in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A127279Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,622 Medicare Part D claims for 129 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 79 claims were for opioids.
Most prescribed
- Amlodipine Besylate78 claims
- Atorvastatin Calcium78 claims
- Levothyroxine Sodium46 claims
- Pantoprazole Sodium45 claims
- Trulicity45 claims
- Fluticasone Propionate43 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.
Bills Medicare through 2 group practices
- Alameda Health SystemNewark, CA
- County OF San MateoSan Mateo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Arun Singh Kulthia among 17,696 internal medicine physician records in California
Arun Singh Kulthia, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 66% of them.
- NPI issued2011 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2007 · median 2004 among the 11,065 with a school on file
- Record last updated2014 · 61% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
129 internal medicine physician records list a practice address in Modesto
They are 129 of the 9,262 NPPES records with a practice address in Modesto, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Modesto → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Edward Auen, PH.D., M.D.Modesto, CA 953551962464602
- Veronica David, MDModesto, CA 953551427014877
- Gervacio Diaz, M.D.Modesto, CA 953551700835451
- Neal Dunitz, M.D.Modesto, CA 953551245215870
- Maria Go, MDModesto, CA 953551922095132
- Richard Holihan, MDModesto, CA 953551730146184
- Kenneth Hua, MDModesto, CA 953551609824382
- Youhana Jacobs, MDModesto, CA 953551396793717
Common questions
What is Arun Singh Kulthia, M.D.'s NPI number?
Arun Singh Kulthia, M.D.'s National Provider Identifier (NPI) is 1760778427, issued on Jun 21, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Arun Singh Kulthia, M.D. located?
The NPPES record lists a practice address at 600 Coffee RD, Modesto, CA, 95355. Phone: (209) 521-6097. Providers update this record themselves, so call before visiting.
How can I verify Arun Singh Kulthia, M.D.'s license?
NPPES lists California license number A127279, 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 Arun Singh Kulthia, M.D. prescribe under Medicare Part D?
In 2024, Arun Singh Kulthia, M.D. had 1,622 Medicare Part D claims for 129 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.