Lawrence R. Tom, M.D.
Pulmonary Disease Physician · Harbor City, CA
Lawrence R. Tom, M.D. is a pulmonary disease physician with a practice address in Harbor City, California, and NPI 1043382278, issued on Nov 14, 2006. Check the license (California A81589, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Lawrence R. Tom
- Credential
- M.D.
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- A81589 CA
Self-reported in NPPES; status is on the state search - Practice location
- 25825 Vermont Ave, Harbor City, CA 90710
- Phone
- (424) 251-7140
- Enumerated
- Nov 14, 2006
- Record last updated
- Dec 14, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20080326000466); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 1,443 in California → Look up another NPI →
Also registered at 25825 Vermont Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maryam Abdelnaby, MDFamily Medicine Physician1104978568
- Christiana Abraham, NPFamily Nurse Practitioner1447855911
- Kamren AckermanPhysical Therapist1104412352
- Bradley Ackerson, MDPediatric Infectious Diseases Physician1255490918
- Yossef Aelony, MDPulmonary Disease Physician1619178597
- Lisa Agustines, MDObstetrics & Gynecology Physician1750452736
Verify Lawrence R. Tom in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A81589Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
790 Medicare Part D claims for 162 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.
Most prescribed
- Albuterol Sulfate Hfa158 claims
- Spiriva Respimat155 claims
- Wixela Inhub145 claims
- Prednisone60 claims
- Azithromycin41 claims
- Stiolto Respimat24 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
- Southern California Permanente Medical GroupHarbor City, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lawrence R. Tom among 1,443 pulmonary disease physician records in California
Lawrence R. Tom, M.D. is one of 1,443 pulmonary disease physician records with a practice address in California. 84% 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, 51% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2001 · median 2002 among the 1,061 with a school on file
- Record last updated2021 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in California
There are 1,443 pulmonary disease physician records in California.
All 1,443 in California → Every provider in Harbor City → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Yossef Aelony, MDHarbor City, CA 907101619178597
- Randel King, MDHarbor City, CA 907101003964917
- Dana Loo, MDHarbor City, CA 907101255408274
- Sunit Mistry, MDHarbor City, CA 907101891843843
- Joel Epstein, M.D.Lakewood, CA 907121013037779
- Arthur Gelb, M.D.Lakewood, CA 907121558481291
- Padmanabha Shakkottai, M.D.Lakewood, CA 907121164472346
- Glena Cheng, MDBellflower, CA 907061508933474
Common questions
What is Lawrence R. Tom, M.D.'s NPI number?
Lawrence R. Tom, M.D.'s National Provider Identifier (NPI) is 1043382278, issued on Nov 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lawrence R. Tom, M.D. located?
The NPPES record lists a practice address at 25825 Vermont Ave, Harbor City, CA, 90710. Phone: (424) 251-7140. Providers update this record themselves, so call before visiting.
How can I verify Lawrence R. Tom, M.D.'s license?
NPPES lists California license number A81589, 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 Lawrence R. Tom, M.D. prescribe under Medicare Part D?
In 2024, Lawrence R. Tom, M.D. had 790 Medicare Part D claims for 162 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.