Doctor profile · Federal record
Dr. Jonathan Mak, OD
Optometrist (CMS: Optometry) · Ventura, CA
- NPI 1891219846
- Accepts Medicare
- 9 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
801 S Victoria Ave Ste 206
Ventura, CA 930030401
(805) 650-2020
Credentials & registration
- NPI registered
- August 2017 — 9 yrs on file
- Profile last updated
- April 26, 2023
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- California #33779TLG
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891219846. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
90
Distinct HCPCS
4
Medicare allowed
$9,162
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 31 | 31 | $137 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 25 | 19 | $97 | |
92250 |
Photography of the retina | 23 | 23 | $42 | |
92014 |
Established patient complete exam of visual system | 11 | 11 | $141 |
In context: peer comparison
Among 13 peers in Ventura Optometrist, average services per provider: 71. This provider delivers 1.3× the peer median.Open Payments
Industry payments received
All-time total
$181
Transactions
3
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| CooperVision INC. | 3 | $180.62 |
By nature of payment
Frequently asked questions
What is Dr. Jonathan Mak's medical specialty?
Dr. Jonathan Mak practices Optometrist in Ventura, CA.
Where does Dr. Jonathan Mak practice?
Dr. Jonathan Mak practices at 801 S Victoria Ave Ste 206, Ventura, CA 930030401. Office phone: 8056502020.
What is Dr. Jonathan Mak's NPI?
Dr. Jonathan Mak's National Provider Identifier (NPI) is 1891219846, issued by NPPES.
Does Dr. Jonathan Mak accept Medicare assignment?
Yes. Dr. Jonathan Mak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Mak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Photography of the retina (HCPCS 92250). Source: CMS Medicare Physician & Other Practitioners file.