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William Allen Bais

Addiction (Substance Use Disorder) · Hayward

NPI 1467880435

Medicare standing
1 flag on the record
Listed below.
Plans that list them
11
1 carrier
Office
1

On the public record

  • Medicare does not list them as allowed to order and refer

Offices

1 location

Plans that list them

11 plans · 1 carrier

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call William Allen Bais’s office at (510) 247-8300 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

Plans whose provider directory lists this clinician
Alignment Health BreathEasy (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Clarity (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Harmony (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes CalPlus (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes Care (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Heart & Diabetes Choice (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Honor+ Plan (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health My Choice CalCare (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health smartHMO (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health the ONE (HMO)Alignment Health PlanListedOct 3, 2026

Professional record

NPI
1467880435
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 101YA0400X (101YA0400X)
Mailing address
795 Fletcher Ln, Hayward, CA, 94544
NPI first listed
2013-10-29
NPI last updated
2022-01-26
NPI record certified
2022-01-26

This is when the NPI record was last certified, not a medical board exam.