Doctor profile · Federal record
Dr. Mark Machen, OD
Optometrist (CMS: Optometry) · Marietta, GA
- NPI 1740700707
- Accepts Medicare
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3535 Roswell RD Ste 8
Marietta, GA 300628827
(678) 560-8065
Credentials & registration
- NPI registered
- June 2017 — 9 yrs on file
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- Georgia #003025
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1740700707. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$269
Transactions
7
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Bausch & Lomb Americas INC. | 2 | $116.38 | |
| Sun Pharmaceutical Industries INC. | 2 | $53.32 | |
| Alcon Vision LLC | 1 | $51.95 | |
| Johnson & Johnson Vision Care, INC. | 1 | $26.03 | |
| Oyster Point Pharma, INC. | 1 | $21.08 |
By nature of payment
Frequently asked questions
What is Dr. Mark Machen's medical specialty?
Dr. Mark Machen practices Optometrist in Marietta, GA.
Where does Dr. Mark Machen practice?
Dr. Mark Machen practices at 3535 Roswell RD Ste 8, Marietta, GA 300628827. Office phone: 6785608065.
What is Dr. Mark Machen's NPI?
Dr. Mark Machen's National Provider Identifier (NPI) is 1740700707, issued by NPPES.
Does Dr. Mark Machen accept Medicare assignment?
Yes. Dr. Mark Machen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.