Aruna Krishnan Jayaraman, M.D., M.H.S.
Gastroenterology Physician · Santa Rosa, CA
Aruna Krishnan Jayaraman, M.D., M.H.S. is a gastroenterology physician with a practice address in Santa Rosa, California, and NPI 1306817903, issued on Jan 31, 2006. Check the license (California A90690, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Aruna Krishnan Jayaraman
- Credential
- M.D., M.H.S.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- A90690 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3975 Old Redwood Hwy, Santa Rosa, CA 95403
- Phone
- (707) 228-8803
- Enumerated
- Jan 31, 2006
- Record last updated
- May 5, 2024
- Medicare enrollment
- Enrolled (PECOS I20051017001027); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 1999
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 3975 Old Redwood Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Max Amormino, PT, DPTPhysical Therapist1285477224
- Kimberly Aul, MSPTPhysical Therapist1407802614
- Sarah Birney, RNMedical-Surgical Registered Nurse1992398044
- Amy Breuninger, AMY BREUNINGER, P.T.Physical Therapist1336431121
- Mary Chamberlain, PTPhysical Therapist1811058571
- Camilla CinquiniPhysical Therapist1437210929
Verify Aruna Krishnan Jayaraman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A90690Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average gastroenterology physician in 2024
584 Medicare Part D claims for 212 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Pantoprazole Sodium176 claims
- Omeprazole100 claims
- Famotidine98 claims
- Methotrexate18 claims
- Peg 3350-Electrolyte15 claims
- Stelara14 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: $125.00
1 payment: food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 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
- Sutter Bay Medical FoundationSanta Rosa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Aruna Krishnan Jayaraman among 2,140 gastroenterology physician records in California
Aruna Krishnan Jayaraman, M.D., M.H.S. is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 48% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1999 · median 2002 among the 1,538 with a school on file
- Record last updated2024 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in Santa Rosa → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Frank Anderson, MDSanta Rosa, CA 954031487691192
- Runalia Bahar, M.D.Santa Rosa, CA 954031265775092
- Timothy Hurley, MDSanta Rosa, CA 954031831273804
- Robert Lam, M.D.Santa Rosa, CA 954031487210670
- Zoe Memel, MDSanta Rosa, CA 954031710494158
- Richard Permutt, MDSanta Rosa, CA 954031407930571
- Fathima Suhail, MDSanta Rosa, CA 954031669977195
- Scott Trahms, MDSanta Rosa, CA 954031023192093
Common questions
What is Aruna Krishnan Jayaraman, M.D., M.H.S.'s NPI number?
Aruna Krishnan Jayaraman, M.D., M.H.S.'s National Provider Identifier (NPI) is 1306817903, issued on Jan 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Aruna Krishnan Jayaraman, M.D., M.H.S. located?
The NPPES record lists a practice address at 3975 Old Redwood Hwy, Santa Rosa, CA, 95403. Phone: (707) 228-8803. Providers update this record themselves, so call before visiting.
How can I verify Aruna Krishnan Jayaraman, M.D., M.H.S.'s license?
NPPES lists California license number A90690, 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 Aruna Krishnan Jayaraman, M.D., M.H.S. prescribe under Medicare Part D?
In 2024, Aruna Krishnan Jayaraman, M.D., M.H.S. had 584 Medicare Part D claims for 212 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.