Physician Profile
William Lawler, MD
Unclaimed ProfileAbout Dr. Lawler
William Lawler, MD is a healthcare provider in Fullerton, CA specializing in hematology & oncology. William is also listed as specializing in medical oncology.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Contact Information
- (714) 446-5900
- Email not available
Practice Locations
2151 N HARBOR BLVD SUITE 2200
Fullerton, CA 92835
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other cancer specialists at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What is Dr. Lawler's specialty?
Dr. Lawler is a cancer specialist in Fullerton, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.
NPI registry
Where can I find Dr. Lawler?
Dr. Lawler is listed at 2151 N Harbor Blvd Suite 2200, Fullerton, CA 92835. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Lawler?
The number on file is (714) 446-5900. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Lawler's NPI number?
Dr. Lawler's National Provider Identifier is 1700886702. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has Dr. Lawler been practicing?
Dr. Lawler has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Dr. Lawler confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lawler. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.