William Straw, MD
Family Medicine Physician · Los Altos, CA
William Straw, MD is a family medicine physician with a practice address in Los Altos, California, and NPI 1053403188, issued on Sep 28, 2006. Check the license (California G32120, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- William Straw
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- G32120 CA
Self-reported in NPPES; status is on the state search - Practice location
- 370 Distel Cir, Los Altos, CA 94022
- Phone
- (650) 254-5200
- Enumerated
- Sep 28, 2006
- Record last updated
- Mar 3, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 370 Distel Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William Straw in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G32120Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average family medicine physician in 2024
1,390 Medicare Part D claims for 254 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium198 claims
- Amlodipine Besylate161 claims
- Tamsulosin Hcl71 claims
- Levothyroxine Sodium70 claims
- Simvastatin63 claims
- Lisinopril-Hydrochlorothiazide45 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.
William Straw among 17,133 family medicine physician records in California
William Straw, MD is one of 17,133 family medicine physician records with a practice address in California. 81% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2020 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
23 family medicine physician records list a practice address in Los Altos
They are 23 of the 718 NPPES records with a practice address in Los Altos, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Los Altos → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Liane Bacal, M.D.Los Altos, CA 940221518231331
- Romina DavarpanahLos Altos, CA 940221609037472
- Joycellen Floyd, MDLos Altos, CA 940221255423356
- Theresa Gavin, MDLos Altos, CA 940221932291937
- Tina LeungLos Altos, CA 940221053403097
- Irene LinLos Altos, CA 940221427140482
- Margaret Lo, M.D.Los Altos, CA 940221174653992
- Julia Marx, MDLos Altos, CA 940221316039183
Common questions
What is William Straw, MD's NPI number?
William Straw, MD's National Provider Identifier (NPI) is 1053403188, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Straw, MD located?
The NPPES record lists a practice address at 370 Distel Cir, Los Altos, CA, 94022. Phone: (650) 254-5200. Providers update this record themselves, so call before visiting.
How can I verify William Straw, MD's license?
NPPES lists California license number G32120, 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 William Straw, MD prescribe under Medicare Part D?
In 2024, William Straw, MD had 1,390 Medicare Part D claims for 254 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.