Jan Slezak, MD

Anesthesiology · Northeast Medical Consultants PC

AnesthesiologyHigh data-match confidence

Directory record — please verify

This listing comes from CMS Medicare Doctors and Clinicians data and was updated September 15, 2026. It does not confirm Medicare coverage, plan network, referral or prior authorization, offered services, or current availability. Verify each item directly before scheduling.

At a glance

Jan Slezak, MD is listed under Anesthesiology in Barrington, NH. Request their contact details below to confirm current participation and availability.

Request an appointment with Jan Slezak, MD

Send a request to the Covered Paincare team about this provider. An appointment is not booked until confirmed.

Services & care categories

Anesthesiology Pain Management Accepts Medicare assignment

Medicare questions to ask

1Do you currently accept Medicare assignment for these services?
2Is this location in-network for my Medicare Advantage plan?
3Will I need a referral or prior authorization before my visit?
4What out-of-pocket costs should I expect under Medicare?
5Do you provide the specific care I need (pain management, PM&R, behavioral health, or mild TBI)?

Location

Frequently asked questions

Does Jan Slezak, MD accept Medicare?

Jan Slezak, MD is an imported senior-care record. Confirm Medicare participation and network status directly with the facility before scheduling.

Where is Jan Slezak, MD located?

Jan Slezak, MD is located at 944 Calef Hwy, Barrington Surgical Ca, Barrington, NH 03825.

What care does Jan Slezak, MD offer?

Listed services include Anesthesiology, Pain Management, Accepts Medicare assignment. Verify availability with the facility.

Source

CMS Medicare Doctors and Clinicians data.

Practice details and specialties retrieved from CMS on 2026-09-15. Plan networks and new-patient availability are not verified. Map position is an approximate US Census address match, not a verified building entrance.

How directory records are sourced and updated

Request an appointment with Jan Slezak, MD

Send a request to the Covered Paincare team about this provider. An appointment is not booked until confirmed.

Medicare questions to ask

1Do you currently accept Medicare assignment for these services?
2Is this location in-network for my Medicare Advantage plan?
3Will I need a referral or prior authorization before my visit?
4What out-of-pocket costs should I expect under Medicare?
5Do you provide the specific care I need (pain management, PM&R, behavioral health, or mild TBI)?

Location

Frequently asked questions

Does Jan Slezak, MD accept Medicare?

Jan Slezak, MD is an imported senior-care record. Confirm Medicare participation and network status directly with the facility before scheduling.

Where is Jan Slezak, MD located?

Jan Slezak, MD is located at 944 Calef Hwy, Barrington Surgical Ca, Barrington, NH 03825.

What care does Jan Slezak, MD offer?

Listed services include Anesthesiology, Pain Management, Accepts Medicare assignment. Verify availability with the facility.

Source

CMS Medicare Doctors and Clinicians data.

How directory records are sourced and updated