Terrance A. Hack, M.D.
Anesthesiology Physician · San Luis Obispo, CA
Terrance A. Hack, M.D. is an anesthesiology physician with a practice address in San Luis Obispo, California, and NPI 1841271988, issued on Nov 7, 2005. Check the license (California G76422, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Terrance A. Hack
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- G76422 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1010 Murray St, San Luis Obispo, CA 93405
- Phone
- (805) 928-1731
- Enumerated
- Nov 7, 2005
- Record last updated
- Sep 12, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (805) 349-8160
- Medicaid ID
- 00G764220 CA
- Medicare enrollment
- Enrolled (PECOS I20050511000683); accepts Medicare assignment
- Medical or professional school
- Uniformed Services Uhs Fe Hebert School Of Med, 1989
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 1010 Murray St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rushdi Abdul Cader, MDEmergency Medicine Physician1891743431
- Robert Broomall, M.D.Anesthesiology Physician1285620427
- Guy Chirman, M.D.Anesthesiology Physician1457347692
- Saul David, M.D.Anesthesiology Physician1124014113
- Shawn Fouhy, M.D.Anesthesiology Physician1801877949
- Paul Georghio, MDEmergency Medicine Physician1083672232
Verify Terrance A. Hack in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G76422Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average anesthesiology physician in 2024
12 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Metformin Hcl12 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.
Industry payments in 2024: $17.42
1 payment: food and beverage; the largest payer was Optinose US, Inc. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Associated Anesthesiologists OF The Central CoastSan Luis Obispo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Terrance A. Hack among 7,571 anesthesiology physician records in California
Terrance A. Hack, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1989 · median 2006 among the 4,868 with a school on file
- Record last updated2007 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in California
There are 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in San Luis Obispo → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Robert Broomall, M.D.San Luis Obispo, CA 934051285620427
- Guy Chirman, M.D.San Luis Obispo, CA 934051457347692
- Saul David, M.D.San Luis Obispo, CA 934051124014113
- Shawn Fouhy, M.D.San Luis Obispo, CA 934051801877949
- Robert Hetzel, M.D.San Luis Obispo, CA 934051396731386
- Curby Jenkins, DOSan Luis Obispo, CA 934051023070059
- Christopher Peinado, MDSan Luis Obispo, CA 934051609937754
- David Samanie, M.D.San Luis Obispo, CA 934051386630523
Common questions
What is Terrance A. Hack, M.D.'s NPI number?
Terrance A. Hack, M.D.'s National Provider Identifier (NPI) is 1841271988, issued on Nov 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Terrance A. Hack, M.D. located?
The NPPES record lists a practice address at 1010 Murray St, San Luis Obispo, CA, 93405. Phone: (805) 928-1731. Providers update this record themselves, so call before visiting.
How can I verify Terrance A. Hack, M.D.'s license?
NPPES lists California license number G76422, 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 Terrance A. Hack, M.D. prescribe under Medicare Part D?
In 2024, Terrance A. Hack, M.D. had 12 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.