Quick answers
- Which hospitals does Igor Siniakov work at?
- Medicare's official clinician data lists Igor Siniakov at 4 hospitals: Chippewa County War Memorial Hospital, Duncan Regional Hospital, Inc, Jackson County Memorial Hospital Authority and Memorial Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Igor Siniakov see patients?
- Medicare's clinician data lists 8 practice locations, including Lawton, OK, Duncan, OK and Sault Sainte Marie, MI. Call before your visit to confirm the address.
- What is Igor Siniakov's specialty?
- Medicare lists Dermatology as the primary specialty.
- Does Igor Siniakov accept Medicare assignment?
- Yes. Medicare's clinician data says Igor Siniakov accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Igor Siniakov offer telehealth?
- Medicare's clinician data says Igor Siniakov offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Igor Siniakov?
- (580) 536-2121, as listed in official Medicare / NPI Registry data.
- What is Igor Siniakov's NPI number?
- 1053430272. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Igor Siniakov works
Medicare's Facility Affiliation Data lists Igor Siniakov at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Chippewa County War Memorial HospitalSault Ste Marie, MI · Acute Care Hospital · CCN 230239
- Duncan Regional Hospital, IncDuncan, OK · Acute Care Hospital · CCN 370023
- Jackson County Memorial Hospital AuthorityAltus, OK · Acute Care Hospital · CCN 370022
- Memorial HealthLawton, OK · Acute Care Hospital · CCN 370056
Practice locations
Addresses where Igor Siniakov is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 104 NW 31st StLawton, OK 73505 (580) 536‑2121
- 1305 Whisenant Dr, Suite 100Duncan, OK 73533 (580) 251‑6600
- 146 E Spruce StSault Sainte Marie, MI 49783 (906) 253‑0113
- 146 W Spruce StSault Sainte Marie, MI 49783 (906) 253‑0113
- 146 W Spruce St, Mymichigan NeurologySault Sainte Marie, MI 49783 (906) 253‑0113
Group practices
Medicare enrollment lists Igor Siniakov as a member of these groups (CMS data updated 2026-10-02).
- MyMichigan Medical Center Sault102 clinicians in the group
- Cancer Centers of Southwest Oklahoma, LLC20 clinicians in the group
Specialties
- Dermatologyprimary
Other dermatologists in Lawton
Clinicians with the same Medicare primary specialty in Lawton, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1053430272 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians