William Macgregor Green, MD
Emergency Medicine Physician · South Lake Tahoe, CA
William Macgregor Green, MD is an emergency medicine physician with a practice address in South Lake Tahoe, California, and NPI 1871591099, issued on Jul 12, 2005. Check the license (California G27289, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Macgregor Green
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- G27289 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2170 South Ave, South Lake Tahoe, CA 96150
- Phone
- (530) 543-5968
- Enumerated
- Jul 12, 2005
- Record last updated
- Sep 20, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (530) 543-8683
- Medicaid ID
- 1871591099 CA
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 2170 South Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Heather Applegate, PTAPhysical Therapy Assistant1326576893
- B. Patrick BaghdikianAnesthesiology Physician1053417303
- Jeffrey Barbrie, DPTPhysical Therapist1992155527
- Alan Barichievich, MS, PTPhysical Therapist1831254820
Verify William Macgregor Green in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G27289Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
William Macgregor Green among 7,751 emergency medicine physician records in California
William Macgregor Green, MD is one of 7,751 emergency 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 not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 96% newer
- In a Medicare fileNo · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2012 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 emergency medicine physician records list a practice address in South Lake Tahoe
They are 20 of the 568 NPPES records with a practice address in South Lake Tahoe, and 7,751 emergency medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,751 in California → Every provider in South Lake Tahoe → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Amy Anton, MDSouth Lake Tahoe, CA 961501235392861
- Allison Brewer, MDSouth Lake Tahoe, CA 961501508876228
- Lars Ensign, MDSouth Lake Tahoe, CA 961501750389862
- Thomas Jantos, MDSouth Lake Tahoe, CA 961501639176415
- Dennis Martinez, MDSouth Lake Tahoe, CA 961501730169111
- Clinton Masterson, M.D.South Lake Tahoe, CA 961501407067168
- Corey Mc Leod, MDSouth Lake Tahoe, CA 961501679621619
- Michael McLaughlin, MDSouth Lake Tahoe, CA 961501124200142
Common questions
What is William Macgregor Green, MD's NPI number?
William Macgregor Green, MD's National Provider Identifier (NPI) is 1871591099, issued on Jul 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William Macgregor Green, MD located?
The NPPES record lists a practice address at 2170 South Ave, South Lake Tahoe, CA, 96150. Phone: (530) 543-5968. Providers update this record themselves, so call before visiting.
How can I verify William Macgregor Green, MD's license?
NPPES lists California license number G27289, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.