COLIN THOMAS ZIMMERMAN PA-C
NPI 1245902949
Physician Assistant in Williamsport, PA

Q: What is Colin Zimmerman's NPI number?

The NPI number for Colin Zimmerman is 1245902949. It was assigned to this individual provider in the NPPES registry on September 30, 2021.

Q: What is Colin Zimmerman's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Q: When was this NPI record last updated?

The NPPES record for Colin Zimmerman was last updated on December 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.

Active since September 30, 2021PECOS Enrolled

81.54/100

CMS Quality Rating

700 HIGH ST, WILLIAMSPORT, PA 17701(570) 321-1000 Get Directions Write a Review

NPPES record last updated: December 2, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 2, 2025, Nov 20, 2025, Oct 14, 2021 and 1 more (4 updates tracked since 2021).

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About Colin Thomas Zimmerman Pa-c NPPES

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

COLIN THOMAS ZIMMERMAN PA-C (NPI 1245902949) is an individual physician assistant in Williamsport, Pennsylvania, licensed in Pennsylvania (MA062847) and active in the NPI registry since September 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1245902949

Entity TypeIndividualMale

Primary Taxonomy363A00000X

Provider Legal NameCOLIN THOMAS ZIMMERMANCredential: PA-C

Location Address700 HIGH STWilliamsport, PA 17701-3100

Mailing Address1201 Grampian BlvdWilliamsport, PA 17701-1900

Phone(570) 321-1000

Sole ProprietorNo

Enumeration DateSeptember 30, 2021

Last NPPES UpdateDecember 2, 20254 updates tracked since enumeration

NPPES CertifiedOctober 14, 2021

✔ NPI 1245902949 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

Licenses✔ Licensed in PA · MA062847✔ Licensed in PA · OA005804

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

700 HIGH ST, Williamsport, PA 17701

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Colin Thomas Zimmerman Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Areas of Expertise CMS Part B claims 2

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.

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

75 services73 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

38 services34 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 17701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$84.88 typical visit price

range $54.64 – $166.87

Typical copayment $21.22 (range $13.66 – $41.71)

Most-billed visit code 99203

Established Patient

$68.36 typical visit price

range $17.33 – $135.84

Typical copayment $17.09 (range $4.33 – $33.96)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

81.54/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

75.04

Promoting Interoperability

100

Improvement Activities

Cost

63.42

Other Providers at the Same Location NPPES 20

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

SUE A KYMBLE CST/CSFA

Specialist/Technologist, Other (Surgical Technologist)

700 HIGH ST
WILLIAMSPORT, PA 17701

Lycoming County (570) 321-3600

HALEY ANN DONAHOE PA-C

Physician Assistant

700 HIGH ST
WILLIAMSPORT, PA 17701

Lycoming County (570) 321-3454

ERIC CIPCIC

Nurse Anesthetist, Certified Registered

700 HIGH ST, WILLIAMSPORT HOSPITAL & MEDICAL CENTER
WILLIAMSPORT, PA 17701

Lycoming County (570) 321-2385

GANGA RANASURIYA

Internal Medicine (Pulmonary Disease)

700 HIGH ST
WILLIAMSPORT, PA 17701

Lycoming County (570) 321-3580

DAVID QUINTANA MD

Radiology (Diagnostic Radiology)

700 HIGH ST
WILLIAMSPORT, PA 17701

Lycoming County (570) 322-1161

TIMOTHY DOUGLASS

Nurse Anesthetist, Certified Registered

700 HIGH ST
WILLIAMSPORT, PA 17701

Lycoming County (570) 321-2385

LYNNE BROWN

Nurse Anesthetist, Certified Registered

700 HIGH ST
WILLIAMSPORT, PA 17701

Lycoming County (570) 321-2385

JOSHUA MORLEY MD

Emergency Medicine

700 HIGH ST
WILLIAMSPORT, PA 17701

Lycoming County (570) 321-2000

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 Colin Zimmerman's NPI number?

The NPI number for Colin Zimmerman is 1245902949. It was assigned to this individual provider in the NPPES registry on September 30, 2021.

Where is Colin Zimmerman located?

Colin Zimmerman practices at 700 High St, Williamsport, PA 17701. The listed phone number is (570) 321-1000.

What is Colin Zimmerman's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Colin Zimmerman enrolled in Medicare?

Yes. Colin Zimmerman is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Colin Zimmerman was last updated on December 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.