Doctor profile · Federal record
Dr. Mark Matiash, MD
Anesthesiology Physician (CMS: Anesthesiology) · Nyack, NY
- NPI 1689661563
- Accepts Medicare
- 28 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
160 N Midland Ave, Nyack Hospital
Nyack, NY 109601912
(845) 348-2862 - Mailing address
-
43 Kensico Dr, 2Nd Floor
Mount Kisco, NY 105491009
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- New York #216183
- Medicaid
- NY #02270735
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689661563. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
199
Distinct HCPCS
3
Medicare allowed
$17,739
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00142 |
Anesthesia for lens surgery | 163 | 156 | $84 | |
00140 |
Anesthesia for other procedure on eye | 25 | 24 | $100 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 11 | 11 | $139 |
In context: peer comparison
Among 12 peers in Nyack Anesthesiology Physician, average services per provider: 140. This provider delivers 1.4× the peer median.Frequently asked questions
What is Dr. Mark Matiash's medical specialty?
Dr. Mark Matiash practices Anesthesiology Physician in Nyack, NY.
Where does Dr. Mark Matiash practice?
Dr. Mark Matiash practices at 160 N Midland Ave, Nyack, NY 109601912. Office phone: 8453482862.
What is Dr. Mark Matiash's NPI?
Dr. Mark Matiash's National Provider Identifier (NPI) is 1689661563, issued by NPPES.
Does Dr. Mark Matiash accept Medicare assignment?
Yes. Dr. Mark Matiash accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Matiash commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on eye (HCPCS 00140); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.