DR. TESSNIM R. AHMAD (MD) – Glaucoma Specialist (Ophthalmology) Physician, NPI 1275161150
Glaucoma Specialist (Ophthalmology) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,665 OPHTHALMOLOGY in CA
Provider Addresses for DR. TESSNIM R. AHMAD (MD)
513 PARNASSUS AVE # S321
SAN FRANCISCO, CA 941432205
Phone:
Type: Mailing
4860 Y ST
SACRAMENTO, CA 958172307
Phone: (916) 734-6602
Type: Mailing
513 Parnassus Ave # S321
San Francisco, CA 941432205
Phone: (415) 476-1239
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 13 Open Payments records for all available years, with a total value of $1,009.
Total Amount is formed as General ($1,009) + Research ($0) + Ownership ($0) = $1,009.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: ABBVIE INC. ($867).
Total Amount
$1,009
General + Research + Ownership
Payments
13
Total payment records
General Amount
$1,009
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $867 |
| Alcon Vision LLC | $142 |
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: 2024-06-21
PECOS data refreshed: 2026-05-27
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 |
|---|---|---|---|---|
| I20240621001724 | I | Ophthalmology | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 94143)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | NY | |
| - | PA | |
| - | CA | |
| Certified Registered Nurse Anesthetist (Crna) | CA | |
| Physician Assistant | IL | |
| Internal Medicine, Hospice/Palliative Care | CA | |
| Family Practice | CA | |
| - | CA | |
| - | CA | |
| - | CA |
Reviews
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