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Summary: - The page describes Susquehanna Health System, a private Hospitals and Health Care company affiliated with UPMC. - It highlights North Central Pennsylvania-focused healthcare services, with the headquarters in Williamsport, PA. - Key details: 8 employees, multiple offices in PA (including Williamsport HQ and Selinsgrove), and a UK address listed in the extract. - For your query (Family Medicine in Lock Haven, PA – Find a UPMC Provider Lock Haven): The provided content does not show a Lock Haven location or a specific Family Medicine provider in Lock Haven. It references UPMC involvement in North Central PA but lacks Lock Haven-specific provider listings. If you are seeking a UPMC Family Medicine provider in Lock Haven: - Consider checking UPMC’s provider directory for Lock Haven or the Williamsport area, or search for “UPMC Lock Haven Family Medicine” on the UPMC site or contact the listed UPMC phone numbers (412-647-8762, 800-533-8762) for assistance.

Clinic Type

Internal 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: mixed

  • UPMC Provider Profile (Dr. Carrie A. Timko): 4.9/5 (68 reviews)
  • UPMC Provider Profile (Katie L. Thomke, CRNP): 4.8/5 (17 reviews)
  • UPMC Provider Profile (Dr. Marcus Daniel Powers): 4.7/5 (49 reviews)
  • UPMC Provider Profile (Karinne Elizabeth Santonico, PA-C): 4.8/5 (41 reviews)
  • UPMC Provider Profile (Dr. Dawid Gerlach): 4.9/5 (8 reviews)
  • Birdeye (UPMC Outpatient Emergency Department): 2.4/5 (17 reviews)

Patients praise

  • Primary care providers are consistently praised for being attentive and taking time to listen
  • Patients appreciate thorough examinations and clear communication about health plans
  • Many providers are described as kind, professional, and knowledgeable
  • Some patients report positive experiences with registration and emergency staff, including successful rapid responses for emergencies

Common complaints

  • Perceived lack of attentive listening by some emergency department staff
  • Reports of rude or unprofessional behavior by specific emergency department personnel
  • Concerns regarding billing procedures and communication
  • Reports of slow service or perceived lack of care in the emergency department setting

"Dr Timko NEVER rushes me, she's very thorough and I trust her completely."

UPMC Provider Profile (Dr. Carrie A. Timko)

"Dr. Powers was excellent. He spent 30 minutes with me discussing my concerns. He does not try to just move patients in and out."

UPMC Provider Profile (Dr. Marcus Daniel Powers)

"Dr. Saifullah needs to learn how to listen to what a female patient is saying. If a patient struggling with breathing ... comes for help ... LISTEN TO THEM! Instead of dismissing it as just their anxiety."

Birdeye (UPMC Outpatient Emergency Department)

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 bookingEmergency careSince 1915
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