Laura Onderko, MD
Cardiovascular Disease · Lewiston, ME
At a glance
99 Campus Ave Ste 301, Lewiston, ME 04240-6045
NPPES record updated Jun 24, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
99 Campus Ave Ste 301Lewiston, ME 04240-6045
Additional reported practice locations
22 Bramhall StPortland, ME 041023134
Phone: 2076620111 3073 White Mountain Hwy
North Conway, NH 038607101
Phone: 6033565461 791 Turner St Unit 2
Auburn, ME 042106314
Phone: 2073303900
Fax: 2073303940 93 Campus Ave
Lewiston, ME 042406030
Phone: 2077553240
Fax: 2077553246 61 Fairview Ave
Skowhegan, ME 049761403
Phone: 2078588121
Fax: 2074743648
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2015
- CMS specialties
- Cardiovascular Disease (Cardiology)
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Reported hospital affiliations
- Mainehealth Maine Medical Center Portland, ME
- Mainehealth Stephens Hospital Norway, ME
- Memorial Hospital, The North Conway, NH
- Redington Fairview General Hospital Skowhegan, ME
- St Mary's Regional Medical Center Lewiston, ME
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Cardiovascular Disease
- Taxonomy code
- 207RC0000X
- Enumeration date
- Apr 9, 2015
- Record updated
- Jun 24, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207RC0000X
License reported: 23262 NH
390200000X
207RC0000X · Primary
License reported: MD23016 ME
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
99 Campus Ave Ste 301Lewiston, ME 04240-6045
- Phone
- (207) 777-5300
Mailing address
99 CAMPUS AVE STE 301LEWISTON, ME 042406045
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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