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About

Summary: The page describes Susquehanna Health System as a private Hospitals and Health Care company affiliated with UPMC, based in Williamsport, PA, with operations across North Central Pennsylvania. It lists 8 employees and multiple offices (HQ in Williamsport, PA; Selinsgrove, PA; and a UK address). The organization is part of UPMC’s North Central PA campaign and connects to various healthcare providers and affiliated talent sources. If you’re looking for a Family Medicine provider in Lock Haven, PA, this page indicates UPMC’s network in the region but does not specify a Lock Haven family medicine physician. For Lock Haven-specific providers, you may want to search UPMC’s provider directory or contact the North Central PA offices listed (HQ in Williamsport or Selinsgrove) to locate a family medicine clinician in Lock Haven.

Clinic Type

Family Medicine

Address

610 High Street, Lock Haven, PA 17745

Phone

+18005338762

Email

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

Team

  • Katie L. Thomke — CRNP
  • Carrie A. Timko — MD
  • Marcus Daniel Powers — MD
  • Sarah L. McElroy — DO
  • Karinne Elizabeth Santonico — PA-C
  • Adriana Maria Polisano — MD
  • Colby Welshans — PA-C
  • John Hanna — PA-C
  • Chelsea MacNamara — PA-C
  • Hailey Marie Schwartzmier — PA-C
  • Dawid Gerlach — DO
  • Brian T Michaluk — DO

Insurance & Payment

Languages Spoken

Photos

What Patients Say

Overall sentiment across review platforms: positive

  • UPMC Official Provider Pages: 4.7 to 4.9 out of 5 across individual providers (Dozens to hundreds of reviews per provider)
  • Birdeye (Aggregated): 3.9 to 4.2 out of 5 (7 to 11 reviews)

Patients praise

  • Providers described as thorough, attentive, and good listeners
  • Positive experiences with bedside manner and professional communication
  • Appreciation for clear explanations of medical conditions and treatment plans
  • Efficient emergency department care reported by some patients

Common complaints

  • Reports of perceived dismissive or rude behavior by specific providers
  • Concerns regarding long wait times for appointments
  • Serious allegations of medical mismanagement in isolated reviews

"Dr. Powers was excellent. He spent 30 minutes with me discussing my concerns. He does not try to just move patients in and out. He cares and he tries to help you find root causes."

UPMC Official Provider Page for Dr. Marcus Daniel Powers

"Dr. Timko shows the utmost care and compassion to you as her patient... I am so thankful to have her as a doctor in this community and as my doctor."

UPMC Official Provider Page for Dr. Carrie A. Timko

"Dr. Timko attacked me as soon as she entered the room for “doctor hopping” when I saw another physician at geisinger for an ear infection because I could not get into her office for months."

Birdeye Review for UPMC Outpatient Center

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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VerifiedOnline bookingSince 1915
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