Quick answers
- Where does Marilyn Knaub see patients?
- Medicare's clinician data lists 2 practice locations, including Harrisburg, PA and Montgomeryville, PA. Call before your visit to confirm the address.
- What is Marilyn Knaub's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Marilyn Knaub accept Medicare assignment?
- Yes. Medicare's clinician data says Marilyn Knaub 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.
- What is the phone number for Marilyn Knaub?
- (717) 943-1566, as listed in official Medicare / NPI Registry data.
- What is Marilyn Knaub's NPI number?
- 1043253271. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Marilyn Knaub is enrolled with Medicare (CMS data updated 2026-10-02).
- 5125 Jonestown Rd, Suite 105Harrisburg, PA 17112 (717) 943‑1566
- 713 Bethlehem PikeMontgomeryville, PA 18936 (267) 695‑3944
Group practices
Medicare enrollment lists Marilyn Knaub as a member of this group (CMS data updated 2026-10-02).
- Patient First Pennsylvania Medical Group PLLC130 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Harrisburg
Clinicians with the same Medicare primary specialty in Harrisburg, PA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Pennsylvania |
| Graduation year | 1979 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1043253271 |
| 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
- 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