ALOK BHATTACHARYA (M.D.) – Neurology Physician, NPI 1528092996
Neurology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,482 NEUROLOGY in CA
Provider Addresses for ALOK BHATTACHARYA (M.D.)
2485 High School Ave Ste 115
Concord, CA 945201816
Phone: (925) 689-7249
Fax: (925) 757-7860
Type: Location
3505 Lone Tree Way Ste 2A
Antioch, CA 945096067
Phone: (925) 689-7249
Fax: (925) 757-7860
Type: Location
PO BOX 14211
FREMONT, CA 945391511
Phone: (510) 791-2442
Type: Mailing
1900 MOWRY AVE STE 301
FREMONT, CA 945381722
Phone: (510) 791-2442
Fax: (510) 791-2603
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 24 Open Payments records for all available years, with a total value of $628.
Total Amount is formed as General ($628) + Research ($0) + Ownership ($0) = $628.
Last reported payment date: 2024-11-13 • Largest payer in this snapshot: CATALYST PHARMACEUTICALS, INC. ($350).
Total Amount
$628
General + Research + Ownership
Payments
24
Total payment records
General Amount
$628
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CATALYST PHARMACEUTICALS, INC. | $350 |
| Neurocrine BioSciences, Inc. | $109 |
| Sumitomo Pharma America, Inc. | $63 |
| Lilly USA, LLC | $35 |
| ARGENX US, INC. | $20 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2009-03-05
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20090305000435 | I | Neurology | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 95886 | Needle measurement of electrical activity in arm or leg muscles, complete study | 404 | 142 | $0 |
| 95816 | Measurement of brain wave activity (eeg), awake and drowsy | 200 | 143 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 171 | 83 | $0 |
| 95912 | Nerve conduction, 11-12 studies | 120 | 114 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 108 | 108 | $0 |
Insurance plans in this area (ZIP 94520)
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