James Hlavacek, M.D.
Anesthesiology Physician · King City, CA
James Hlavacek, M.D. is an anesthesiology physician with a practice address in King City, California, and NPI 1578548236, issued on Dec 14, 2005. Check the license (California A45574, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- James Hlavacek
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- A45574 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Canal St, King City, CA 93930
- Phone
- (831) 385-6000
- Enumerated
- Dec 14, 2005
- Entity
- Type 1 · individual
Also registered at 300 Canal St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Fernando Chiang, OTR/LOccupational Therapist1205188067
- Jay Cooper, M.D.Family Medicine Physician1558341891
- Joshua DeutschHospitalist Physician1942720164
- Vijay DieshPharmacist1891227864
- Juan Gonzalez, MDEmergency Medicine Physician1811946692
- Christopher Hermanson, MDEmergency Medicine Physician1891731089
Verify James Hlavacek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A45574Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
98% fewer Medicare Part D claims than the average anesthesiology physician in 2024
20 Medicare Part D claims, against an average of 823 among the 5,474 providers of this specialty who prescribed in Part D.
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.
One hospital or facility affiliation
- Monterey Anesthesia ProfessionalsSalinas, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
3 anesthesiology physician records list a King City practice address
They are 3 of the 138 NPPES records with a King City practice address, and 7,276 anesthesiology physician records in California.
All 3 in King City → All 7,276 in California → Every provider in King City →
Other anesthesiology physician records in California
- Alison A'Court, MDSan Diego, CA1912218199
- Peter Abaci, MDLos Gatos, CA1447200761
- Elma Abad-Pelsang, MDDel Mar, CA1689611923
- Rolando Abada, M.D.San Diego, CA1952319071
- Maher Abadir, MDTurlock, CA1669491718
- Jerry Abajian, M.D.Napa, CA1851336218
- Carolyn AbbasiLoma Linda, CA1811287311
- Christine Abboud, D.O.Walnut Creek, CA1174901508
- Steven Abboud, MDPalo Alto, CA1619364908
- Therese Abboud, M.D.Coronado, CA1003112913
Common questions
What is James Hlavacek, M.D.'s NPI number?
James Hlavacek, M.D.'s National Provider Identifier (NPI) is 1578548236, issued on Dec 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is James Hlavacek, M.D. located?
The NPPES record lists a practice address at 300 Canal St, King City, CA, 93930. Phone: (831) 385-6000. Providers update this record themselves, so call before visiting.
How can I verify James Hlavacek, M.D.'s license?
NPPES lists California license number A45574, 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 James Hlavacek, M.D. prescribe under Medicare Part D?
In 2024, James Hlavacek, M.D. had 20 Medicare Part D claims; the average among anesthesiology physician prescribers was 823. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.