Sonal Lalwani, M.D.
Internal Medicine Physician · Pasadena, CA
Sonal Lalwani, M.D. is an internal medicine physician with a practice address in Pasadena, California, and NPI 1487685558, issued on Jul 6, 2006. Check the license (California AO67137, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sonal Lalwani
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- AO67137 CA
Self-reported in NPPES; status is on the state search - Practice location
- 988 S Fair Oaks Ave, Pasadena, CA 91105
- Phone
- (626) 799-4194
- Enumerated
- Jul 6, 2006
- Record last updated
- Dec 29, 2025
- Medicare enrollment
- Enrolled (PECOS I20040521001384); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 988 S Fair Oaks Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Dolores Barba, MDInternal Medicine Physician1992700603
Verify Sonal Lalwani in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license AO67137Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,403 Medicare Part D claims for 234 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium263 claims
- Amlodipine Besylate197 claims
- Losartan Potassium153 claims
- Lisinopril127 claims
- Alendronate Sodium126 claims
- Levothyroxine Sodium110 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 one group practice
- Healthcare Partners Affiliates Medical GroupCarson, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sonal Lalwani among 17,696 internal medicine physician records in California
Sonal Lalwani, 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 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
- Graduated1993 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 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).
137 internal medicine physician records list a practice address in Pasadena
They are 137 of the 10,525 NPPES records with a practice address in Pasadena, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Pasadena → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Dolores Barba, MDPasadena, CA 911051992700603
- Barry Blum, MDPasadena, CA 911051639141716
- Betsy Felser, MDPasadena, CA 911051144292897
- Todd Hee, M.D.Pasadena, CA 911051689648693
- Wei Huang-Lee, MDPasadena, CA 911051972576841
- George Jung, MDPasadena, CA 911051720051881
- Kristin Karlyn, MDPasadena, CA 911051033182530
- Malathi Narayan, MDPasadena, CA 911051588637466
Common questions
What is Sonal Lalwani, M.D.'s NPI number?
Sonal Lalwani, M.D.'s National Provider Identifier (NPI) is 1487685558, issued on Jul 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sonal Lalwani, M.D. located?
The NPPES record lists a practice address at 988 S Fair Oaks Ave, Pasadena, CA, 91105. Phone: (626) 799-4194. Providers update this record themselves, so call before visiting.
How can I verify Sonal Lalwani, M.D.'s license?
NPPES lists California license number AO67137, 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 Sonal Lalwani, M.D. prescribe under Medicare Part D?
In 2024, Sonal Lalwani, M.D. had 2,403 Medicare Part D claims for 234 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.