Alison Joyce Tammany, M.D.
Colon & Rectal Surgery Physician · Salinas, CA
Alison Joyce Tammany, M.D. is a colon & rectal surgery physician with a practice address in Salinas, California, and NPI 1821484130, issued on Apr 13, 2015. Check the license (California A177258, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alison Joyce Tammany
- Credential
- M.D.
- Primary taxonomy
- Colon & Rectal Surgery Physician 208C00000X
- License number
- A177258 CA
Self-reported in NPPES; status is on the state search - Practice location
- 236 San Jose St, Salinas, CA 93901
- Phone
- (831) 424-7389
- Enumerated
- Apr 13, 2015
- Record last updated
- Aug 3, 2026
- Medicare enrollment
- Enrolled (PECOS I20220815003014); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest colon & rectal surgery physician records → All 198 in California → Look up another NPI →
Also registered at 236 San Jose St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tarun Bajaj, M.D.Surgery Physician1306042676
- James Dickey, MDSurgery Physician1457321242
- Bernadette Diekmann-Guiroy, M.D.Surgery Physician1861589616
- Teale FinkelPhysician Assistant1740041425
- Mark Healy, MDSurgical Oncology Physician1437445798
- Morgan Helderle, PA-CPhysician Assistant1881282218
Verify Alison Joyce Tammany in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A177258Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024
38 Medicare Part D claims for 28 beneficiaries, against an average of 192 among the 1,836 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.
Industry payments in 2024: $1,780.45
5 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 1,524 providers of this specialty with any payment received $3,468.16 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
- Svmhs ClinicsSalinas, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alison Joyce Tammany among 198 colon & rectal surgery physician records in California
Alison Joyce Tammany, M.D. is one of 198 colon & rectal surgery physician records with a practice address in California. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 87% of them.
- NPI issued2015 · 87% of these records are older, 9% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2015 · median 2002 among the 149 with a school on file
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Colon & Rectal Surgery Physician providers in California
There are 198 colon & rectal surgery physician records in California.
All 198 in California → Every provider in Salinas → Colon & Rectal Surgery Physician nationwide →
The 8 colon & rectal surgery physician records with the nearest ZIP codes
- James Bruce, MDFresno, CA 937201699859454
- Wai Lee, M.D.Fresno, CA 937201053334748
- Leonard Lovalvo, MDFresno, CA 937201154401628
- Deepa Sharma, MDFresno, CA 937201689866493
- William Carveth, MDFresno, CA 937101003992918
- David Disbrow, M.D.Fresno, CA 937101730406901
- Pejmon Estakhri, MDFresno, CA 937101215460506
- John Garry, MDFresno, CA 937101669558573
Common questions
What is Alison Joyce Tammany, M.D.'s NPI number?
Alison Joyce Tammany, M.D.'s National Provider Identifier (NPI) is 1821484130, issued on Apr 13, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Alison Joyce Tammany, M.D. located?
The NPPES record lists a practice address at 236 San Jose St, Salinas, CA, 93901. Phone: (831) 424-7389. Providers update this record themselves, so call before visiting.
How can I verify Alison Joyce Tammany, M.D.'s license?
NPPES lists California license number A177258, 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 Alison Joyce Tammany, M.D. prescribe under Medicare Part D?
In 2024, Alison Joyce Tammany, M.D. had 38 Medicare Part D claims for 28 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. 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.