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

DR. COLIN KLAUS FRANZ M.D. PH.D.
NPI 1629331277
Physical Medicine & Rehabilitation - Neuromuscular Medicine in Chicago, IL

Active since June 19, 2012PECOS Enrolled
80.51/100
CMS Quality Rating
355 E ERIE ST, CHICAGO, IL 60611(312) 238-1000 Get Directions Write a Review

NPPES record last updated: July 17, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 17, 2026, Apr 22, 2022, Apr 17, 2019 and 1 more (4 updates tracked since 2018).

About Dr. Colin Klaus Franz M.d. Ph.d. NPPES

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

DR. COLIN KLAUS FRANZ M.D. PH.D. (NPI 1629331277) is an individual neuromuscular medicine provider in Chicago, Illinois, licensed in Illinois (036-137332) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with Northwestern Lake Forest Hospital, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1629331277
Entity TypeIndividualMale
Primary Taxonomy2081N0008X
Provider Legal NameDR. COLIN KLAUS FRANZCredential: M.D. PH.D.
Location Address355 E ERIE STChicago, IL 60611
Mailing Address355 E Erie StChicago, IL 60611-3167 · (312) 238-1000
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateJune 19, 2012
Last NPPES UpdateJuly 17, 20264 updates tracked since enumeration
NPPES CertifiedJuly 17, 2026
NPI 1629331277 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPhysical Medicine & Rehabilitation · Neuromuscular MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2081N0008X
License Licensed in IL · 036-137332
Definition
A physician who specializes in neuromuscular medicine possesses specialized knowledge in the science, clinical evaluation and management of these disorders. This encompasses the knowledge of the pathology, diagnosis and treatment of these disorders at a level that is significantly beyond the training and knowledge expected of a general neurologist, child neurologist or physiatrist.
Also ListedPhysical Medicine & RehabilitationTaxonomy 208100000X · License 036-137332 (IL)
355 E ERIE ST, Chicago, IL 60611

Other Identifiers 1

Medicaid036137332IL

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Colin Klaus Franz M.d. Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4385991009
PECOS Enrollment IDI20180725003560
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 6

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
80 services63 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
77 services52 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
69 services59 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
18 services17 patients
Needle measurement of electrical activity in arm or leg muscles, complete study 95886
This procedure, known as an electromyography (EMG), involves inserting a small needle into your arm or leg muscles to measure their electrical activity. This complete study helps diagnose issues with nerves or muscles, providing valuable data for your treatment plan.
17 services14 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
13 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Northwestern Lake Forest Hospital

Acute Care Hospitals · Lake Forest, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140130
Location1000 N Westmoreland RoadLake Forest, IL 60045 · Lake County
Emergency services Birthing friendly

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140281
Location251 E Huron StChicago, IL 60611 · Cook County
Emergency services Birthing friendly

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.

80.51/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality84.47
Promoting Interoperability100
Improvement Activities40
Cost26.22

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
2 suppliers17 claims458 services$5.06 avg. paid by Medicare
Enteral formula, manufactured blenderized natural foods with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4149
Other-Enteral and Parenteral · category OB006N
1 supplier12 claims5,198 services$0.89 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Physical Medicine & Rehabilitation
355 E ERIE ST
CHICAGO, IL 60611
Psychologist (Clinical)
355 E ERIE ST
CHICAGO, IL 60611
Occupational Therapist
355 E ERIE ST
CHICAGO, IL 60611
Physical Medicine & Rehabilitation (Sports Medicine)
355 E ERIE ST
CHICAGO, IL 60611
Clinical Neuropsychologist
355 E ERIE ST
CHICAGO, IL 60611
Nurse Practitioner
355 E ERIE ST
CHICAGO, IL 60611
Occupational Therapist
355 E ERIE ST
CHICAGO, IL 60611
Physical Medicine & Rehabilitation (Sports Medicine)
355 E ERIE ST
CHICAGO, IL 60611

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 Franz's NPI number?

The NPI number for Colin Franz is 1629331277. It was assigned to this individual provider in the NPPES registry on June 19, 2012.

Where is Colin Franz located?

Colin Franz practices at 355 E Erie St, Chicago, IL 60611. The listed phone number is (312) 238-1000.

What is Colin Franz's specialty?

The primary specialty registered for this NPI is Physical Medicine & Rehabilitation, specializing in Neuromuscular Medicine, with taxonomy code 2081N0008X.

Is Colin Franz enrolled in Medicare?

Yes. Colin Franz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Colin Franz affiliated with any hospitals?

According to CMS data, Colin Franz is affiliated with Northwestern Lake Forest Hospital and Northwestern Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Colin Franz was last updated on July 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.