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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. RONALD PAUL LEEMHUIS MD
NPI 1083618540
General Practice in Erie, PA

Active since June 11, 2005PECOS Enrolled
227 W 22ND ST, ERIE, PA 16502(814) 456-2003(814) 456-4098 Get Directions Write a Review

NPPES record last updated: September 11, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 11, 2026, Feb 11, 2020, Jan 31, 2020 and 1 more (4 updates tracked since 2017).

About Dr. Ronald Paul Leemhuis Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. RONALD PAUL LEEMHUIS MD (NPI 1083618540) is an individual general practice provider in Erie, Pennsylvania, licensed in Pennsylvania (MD022978E) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, maintains a secondary practice location in Erie, and is a graduate of Pennsylvania State University College Of Medicine (1978).

NPPES Registry Identity

NPI1083618540
Entity TypeIndividualMale
Primary Taxonomy208D00000X
Provider Legal NameDR. RONALD PAUL LEEMHUISCredential: MD
Location Address227 W 22ND STErie, PA 16502-2614
Mailing Address4601 Basswood DrErie, PA 16506-1553 · (814) 456-2003 · Fax (814) 456-4098
Phone(814) 456-2003
Fax(814) 456-4098
Sole ProprietorNo
Medical School CMSPennsylvania State University College Of MedicineGraduated 1978
Enumeration DateJune 11, 2005
Last NPPES UpdateSeptember 11, 20264 updates tracked since enumeration
NPPES CertifiedSeptember 11, 2026
✔ NPI 1083618540 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
License✔ Licensed in PA · MD022978E
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
Also ListedFamily MedicineTaxonomy 207Q00000X · License MD022978E (PA)
Also ListedFamily Medicine · Addiction MedicineTaxonomy 207QA0401X · License MD022978E (PA)
227 W 22ND ST, Erie, PA 16502
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Secondary Practice Location 1

Location 14601 Basswood DrErie, PA 16506-1553 · Phone (814) 456-2003 · Fax (814) 456-4098

Other Identifiers 1

Medicaid000778469PA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Ronald Paul Leemhuis Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5092811588
PECOS Enrollment IDI20100812000743
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Ronald Leemhuis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ars Treatment Centers, P.C.
154 mi
Multi-Specialty
104 DELAWARE AVE STE 244
Uniontown, PA 15401
  • Reassigned Medicare billing, Pennsylvania enrollment
  • Medicare enrollment name: Ars Treatment Centers PC
  • 140 clinicians in this Medicare group
NPI 1346731171 (800) 805-6989

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Testing for presence of drug, read by direct observation 80305
Testing for the presence of drugs involves collecting a sample, usually urine, which is then analyzed for specific substances. The process is monitored directly to ensure accuracy and integrity. This test helps to confirm if drugs are present in your system.
115 services15 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
76 services21 patients
Care management services for behavioral health conditions, 20 minutes or more clinical staff time directed by health care professional 99484
Care management for behavioral health involves a healthcare professional directing clinical staff to provide you with support for 20 minutes or more. This service can include planning your care, coordinating services, and managing your health conditions to improve your overall well-being.
50 services16 patients

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

GERALD PHILLIPS JR.
Physical Therapy Assistant
227 W 22ND ST
ERIE, PA 16502
Erie County (814) 878-2624
LINDA MARIE VOELKER PTA
Physical Therapy Assistant
227 W 22ND ST
ERIE, PA 16502
Erie County (814) 878-2623
MISS GABRIELLE IONA HALL PTA
Physical Therapy Assistant
227 W 22ND ST
ERIE, PA 16502
Erie County (814) 878-2600
THE SARAH A. REED RETIREMENT CENTER
Skilled Nursing Facility
227 W 22ND ST
ERIE, PA 16502
Erie County (814) 878-2616
CHAD MICHAEL GRABOWSKI OTR/L
Occupational Therapist
227 W 22ND ST
ERIE, PA 16502
Erie County (814) 878-2624
MIRANDA MACWHIRTER OTR/L
Occupational Therapist
227 W 22ND ST
ERIE, PA 16502
Erie County (814) 878-2600
MR. KEVIN CHARLES KOMISARSKI
Physical Therapist
227 W 22ND ST
ERIE, PA 16502
Erie County (814) 878-2624
JENNIFER LYNN BOWES OTR/L
Occupational Therapist
227 W 22ND ST
ERIE, PA 16502
Erie County (814) 878-2624

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ronald Leemhuis's NPI number?

The NPI number for Ronald Leemhuis is 1083618540. It was assigned to this individual provider in the NPPES registry on June 11, 2005.

Where is Ronald Leemhuis located?

Ronald Leemhuis practices at 227 W 22nd St, Erie, PA 16502. The listed phone number is (814) 456-2003.

What is Ronald Leemhuis's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Ronald Leemhuis enrolled in Medicare?

Yes. Ronald Leemhuis is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ronald Leemhuis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ronald Leemhuis reassigns Medicare benefits to Ars Treatment Centers, P.C. (Uniontown, PA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ronald Leemhuis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Ronald Leemhuis was last updated on September 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 44 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.