Doctor profile · Federal record
Dr. Nasiem Umberg, OD
Optometrist (CMS: Optometry) · Ontario, CA
- NPI 1578124715
- Accepts Medicare
- 8 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
3155 Sedona CT Ste 100
Ontario, CA 917646558
(096) 989-7809 - Additional location
-
13197 Central Ave Ste 101
Chino, CA 917104178
(909) 590-2073 - Mailing address
-
13197 Central Ave Ste 101
Chino, CA 917104178
Credentials & registration
- NPI registered
- June 2019 — 7 yrs on file
- Profile last updated
- November 15, 2021
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- California #OPT34241TLG
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1578124715. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$58
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Rayner Intraocular Lenses Limited | 1 | $34.07 | |
| Thea Pharma INC. | 1 | $23.47 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
250
Patients
17
Total drug cost
$37,308
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 81 | 17 | $953 |
| Brimonidine Tartrate | Generic | 32 | 0 | $3,791 |
| Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) | Brand | 28 | 0 | $6,252 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 27 | 0 | $478 |
| Combigan (Brimonidine Tartrate/Timolol) | Brand | 19 | 0 | $4,687 |
| Restasis (Cyclosporine) | Brand | 19 | 0 | $15,051 |
| Olopatadine Hcl | Generic | 17 | 0 | $737 |
| Erythromycin (Erythromycin Base) | Brand | 16 | 0 | $210 |
| Lumigan (Bimatoprost) | Brand | 11 | 0 | $5,147 |
Frequently asked questions
What is Dr. Nasiem Umberg's medical specialty?
Dr. Nasiem Umberg practices Optometrist in Ontario, CA.
Where does Dr. Nasiem Umberg practice?
Dr. Nasiem Umberg practices at 3155 Sedona CT Ste 100, Ontario, CA 917646558. Office phone: 0969897809.
What is Dr. Nasiem Umberg's NPI?
Dr. Nasiem Umberg's National Provider Identifier (NPI) is 1578124715, issued by NPPES.
Does Dr. Nasiem Umberg accept Medicare assignment?
Yes. Dr. Nasiem Umberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.