Rohit Loomba, MD
Internal Medicine Physician · La Jolla, CA
Rohit Loomba, MD is an internal medicine physician with a practice address in La Jolla, California, and NPI 1578593521, issued on Jul 4, 2006. Check the license (California A98657, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Rohit Loomba
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- A98657 CA
D0062322 MD
Self-reported in NPPES; status is on the state search - Practice location
- 9500 Gilman Drive, La Jolla, CA 92093
- Phone
- (858) 534-2230
- Enumerated
- Jul 4, 2006
- Record last updated
- Jan 8, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (858) 534-3338
- Medicare enrollment
- Enrolled (PECOS I20090713000171); 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 9500 Gilman Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Rohit Loomba in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A98657Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
67 Medicare Part D claims for 18 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 81% of claims.
Most prescribed
- Rezdiffra53 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: $56,276.28
49 payments; by number, the most common kind was food and beverage; the largest payer was Madrigal Pharmaceuticals. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Regents OF The University OF CaliforniaSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rohit Loomba among 17,696 internal medicine physician records in California
Rohit Loomba, MD 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1999 · median 2004 among the 11,065 with a school on file
- Record last updated2020 · 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).
158 internal medicine physician records list a practice address in La Jolla
They are 158 of the 3,648 NPPES records with a practice address in La Jolla, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in La Jolla → Internal Medicine Physician nationwide →
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- Renate Pilz, M.D.La Jolla, CA 920931861425381
Common questions
What is Rohit Loomba, MD's NPI number?
Rohit Loomba, MD's National Provider Identifier (NPI) is 1578593521, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rohit Loomba, MD located?
The NPPES record lists a practice address at 9500 Gilman Drive, La Jolla, CA, 92093. Phone: (858) 534-2230. Providers update this record themselves, so call before visiting.
How can I verify Rohit Loomba, MD's license?
NPPES lists California license number A98657, 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 Rohit Loomba, MD prescribe under Medicare Part D?
In 2024, Rohit Loomba, MD had 67 Medicare Part D claims for 18 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.