Doctor profile · Federal record
Dr. Mark Graytok, OD
Optometrist (CMS: Optometry) · Greensburg, PA
- NPI 1952373318
- Accepts Medicare
- 38 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
235 Humphrey RD, Two Pineview Place-Suite1
Greensburg, PA 156014579
(724) 834-8033
fax (724) 834-4290
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- June 28, 2013
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- Pennsylvania #OEG001356
- Medicaid
- PA #0011668350003
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952373318. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
498
Distinct HCPCS
6
Medicare allowed
$32,218
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92250 |
Photography of the retina | 202 | 188 | $36 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 118 | 113 | $94 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 109 | 79 | $79 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 26 | 26 | $108 | |
92134 |
Imaging of retina | 22 | 21 | $38 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 21 | 21 | $81 |
In context: peer comparison
Among 7 peers in Greensburg Optometrist, average services per provider: 47. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$664
Transactions
23
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alcon Vision LLC | 12 | $324.32 | |
| Biotissue Holdings INC. | 2 | $133.17 | |
| Topcon Healthcare, INC. | 1 | $75.95 | |
| Johnson & Johnson Vision Care, INC. | 3 | $51.71 | |
| Optos, INC. | 2 | $28.93 | |
| Bausch & Lomb Americas INC. | 2 | $28.28 | |
| CooperVision INC. | 1 | $21.36 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
267
Patients
61
Total drug cost
$28,604
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 98 | 21 | $1,148 |
| Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) | Brand | 64 | 40 | $839 |
| Lumigan (Bimatoprost) | Brand | 24 | 0 | $9,414 |
| Alphagan P (Brimonidine Tartrate) | Brand | 17 | 0 | $3,469 |
| Travoprost | Generic | 17 | 0 | $2,698 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 12 | 0 | $101 |
| Prednisolone Acetate | Generic | 12 | 0 | $439 |
| Xiidra (Lifitegrast) | Brand | 12 | 0 | $10,376 |
| Timolol Maleate | Generic | 11 | 0 | $121 |
Frequently asked questions
What is Dr. Mark Graytok's medical specialty?
Dr. Mark Graytok practices Optometrist in Greensburg, PA.
Where does Dr. Mark Graytok practice?
Dr. Mark Graytok practices at 235 Humphrey RD, Greensburg, PA 156014579. Office phone: 7248348033.
What is Dr. Mark Graytok's NPI?
Dr. Mark Graytok's National Provider Identifier (NPI) is 1952373318, issued by NPPES.
Does Dr. Mark Graytok accept Medicare assignment?
Yes. Dr. Mark Graytok accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Graytok commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.