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

DR. DEREK J HANDZO D.O.
NPI 1114122165
Otolaryngology - Otology & Neurotology in Auburn Hills, MI

Q: What is Derek Handzo's NPI number?

The NPI number for Derek Handzo is 1114122165. It was assigned to this individual provider in the NPPES registry on June 19, 2007.

Q: What is Derek Handzo's specialty?

The primary specialty registered for this NPI is Otolaryngology, specializing in Otology & Neurotology, with taxonomy code 207YX0901X.

Q: When was this NPI record last updated?

The NPPES record for Derek Handzo was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 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.

Active since June 19, 2007PECOS EnrolledAccepts Medicare Assignment

80.18/100

CMS Quality Rating

2251 N SQUIRREL RD, AUBURN HILLS, MI 48326(248) 652-0044 Get Directions Write a Review

NPPES record last updated: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 30, 2026, Nov 9, 2019, Mar 18, 2019 (3 updates tracked since 2019).

On this page

About Dr. Derek J Handzo D.o. NPPES

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

DR. DEREK J HANDZO D.O. (NPI 1114122165) is an individual otology & neurotology provider in Auburn Hills, Michigan, licensed in Michigan (5101017392) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with Ascension St John Hospital, and maintains a secondary practice location in Sterling Heights.

NPPES Registry Identity

NPI1114122165

Entity TypeIndividualMale

Primary Taxonomy207YX0901X

Provider Legal NameDR. DEREK J HANDZOCredential: D.O.

Location Address2251 N SQUIRREL RDAuburn Hills, MI 48326-4600

Mailing Address11080 Hall Rd Ste ASterling Heights, MI 48314-1511 · (586) 254-7200 · Fax (586) 254-7201

Phone(248) 652-0044

Sole ProprietorNo

Medical School CMSMichigan State University College Of Osteopathic MedicineGraduated 2007

Enumeration DateJune 19, 2007

Last NPPES UpdateSeptember 30, 20263 updates tracked since enumeration

NPPES CertifiedSeptember 30, 2026

✔ NPI 1114122165 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOtolaryngology · Otology & NeurotologyAllopathic & Osteopathic Physicians

Taxonomy Code207YX0901X

License✔ Licensed in MI · 5101017392

Definition

An otolaryngologist who treats diseases of the ear and temporal bone, including disorders of hearing and balance. The additional training in otology and neurotology emphasizes the study of embryology, anatomy, physiology, epidemiology, pathophysiology, pathology, genetics, immunology, microbiology and the etiology of diseases of the ear and temporal bone.

Also ListedOtolaryngology · Otolaryngology/Facial Plastic SurgeryTaxonomy 207YX0905X · License 5101017392 (MI)

2251 N SQUIRREL RD, Auburn Hills, MI 48326

Open in Google Maps ↗

Secondary Practice Location 1

Location 111080 Hall Rd Ste ASterling Heights, MI 48314-1511 · Phone (586) 254-7200 · Fax (586) 254-7201

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Derek J Handzo D.o. 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 ID8820246598

PECOS Enrollment IDI20120921000419

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 Reassignments

Medicare enrollment records show Derek Handzo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Lakeshore Ear Nose And Throat Center PC

11 mi

Otolaryngology

11080 HALL RD, A
Sterling Heights, MI 48314

Reassigned Medicare billing, Michigan enrollment
19 clinicians in this Medicare group

NPI 1285803346 (586) 254-7200

Ascension St John Hospital

15 mi

Hematology & Oncology

22301 FOSTER WINTER DR, 2N FLOOR
Southfield, MI 48075

Reassigned Medicare billing, Michigan enrollment
Medicare enrollment name: Henry Ford Health St. John Hospital
520 clinicians in this Medicare group

NPI 1922397058 (248) 552-0620

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 18

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.

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.

338 services250 patients

Removal of impacted ear wax 69210

Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.

276 services233 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

232 services232 patients

Test to assess middle ear function 92567

A test to assess middle ear function, also known as an impedance audiometry, helps evaluate how well your middle ear works. It measures the movement of your eardrum in response to changes in air pressure. This can help identify issues like fluid build-up, ear infections, or eardrum perforations.

208 services197 patients

Comprehensive hearing and speech recognition test 92557

A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.

175 services173 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

173 services145 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

112 services112 patients

Removal of impacted cerumen (one or both ears) by physician on same date of service as audiologic function testing G0268

This procedure involves a doctor removing impacted earwax (cerumen) from one or both ears. This is often done on the same day as hearing function tests. The process helps to clear the ear canal, improving hearing and ensuring accurate test results.

89 services89 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.

64 services54 patients

Removal of foreign body in ear canal 69200

This procedure involves the careful extraction of an object that has become lodged in your ear canal. It is performed by a medical professional using specialized tools. The process is usually quick and painless, but may require local anesthesia depending on the situation.

63 services51 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

54 services54 patients

Test to assess balance during warm and cool irrigation in both ears 92537

This is a test called caloric stimulation, used to check your balance function. During this procedure, warm and cool water are gently introduced into your ears. Your eye movements are then observed, as they can indicate issues with balance or inner ear function.

51 services51 patients

Evaluation and testing for balance with recording 92540

This procedure involves a series of evaluations and tests to analyze your balance. Recordings are made to track your performance, helping identify any issues. This aids in determining the best treatment for any balance disorders you may have.

50 services50 patients

Diagnostic exam of voice box using a flexible endoscope 31575

This procedure involves a doctor examining your voice box using a flexible endoscope, a thin tube with a light and camera. It's inserted through your nose or mouth to visualize your throat area. It helps detect any abnormalities in your voice box, ensuring optimal vocal health.

48 services43 patients

Assessment of emotional or behavioral problems 96127

Assessment of emotional or behavioral problems involves a thorough evaluation of your feelings, thoughts, and behaviors. It's a process where professionals study patterns over time to identify potential issues like anxiety, depression, or other mental health conditions.

48 services48 patients

Exam of ear using a microscope 92504

An exam of the ear using a microscope allows a detailed view of the ear structures. This non-invasive procedure helps identify issues such as infections, blockages, or ear damage. It's a safe, quick, and painless way to evaluate ear health.

26 services24 patients

Repositioning exercises of head for treatment of dizziness, each day 95992

Repositioning exercises of the head help manage dizziness by training your brain to cope with the signals that trigger this sensation. Daily, gentle movements of the head and body can reduce symptoms and improve balance.

16 services13 patients

Diagnostic exam of nasal passages using an endoscope 31231

A diagnostic exam of nasal passages using an endoscope is a non-invasive procedure. A small, flexible tube with a light and camera at the end, called an endoscope, is inserted into the nose. This allows the doctor to view the nasal passages and sinuses, helping to identify any issues.

14 services13 patients

Hospital Affiliations CMS Care Compare 3

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

Ascension St John Hospital

Acute Care Hospitals · Detroit, MI

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number230165

Location22101 Moross RdDetroit, MI 48236 · Wayne County

Emergency services Birthing friendly

Ascension Providence Rochester Hospital

Acute Care Hospitals · Rochester, MI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230254

Location1101 W University DriveRochester, MI 48307 · Oakland County

Emergency services Birthing friendly

Beaumont Hospital, Troy

Acute Care Hospitals · Troy, MI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230269

Location44201 Dequindre RoadTroy, MI 48085 · Oakland 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.

80.18/100

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

Individually scored

Quality

72.14

Promoting Interoperability

Improvement Activities

Reported Quality Measures

Acute Otitis Externa (AOE): Systemic Antimicrobial Therapy - Avoidance of Inappropriate Use

100%259 patients

Adult Sinusitis: Antibiotic Prescribed for Acute Viral Sinusitis (Overuse)

Lower rates are better for this measure.

3%64 patients4/55-star benchmark: 100%

Breast Cancer Screening

0%655 patients1/55-star benchmark: 93%

Cervical Cancer Screening

0%714 patients1/55-star benchmark: 98%

Closing the Referral Loop: Receipt of Specialist Report

12%321 patients1/55-star benchmark: 87%

Controlling High Blood Pressure

1%138 patients1/55-star benchmark: 91%

Diabetes: Eye Exam

0%122 patients1/55-star benchmark: 100%

Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)

Lower rates are better for this measure.

99%122 patients1/55-star benchmark: 91%

Documentation of Current Medications in the Medical Record

96%3,857 patients4/55-star benchmark: 100%

e-Prescribing

93%1,051 patients2/55-star benchmark: 100%

Falls: Screening for Future Fall Risk

0%1,145 patients1/55-star benchmark: 100%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

15%2,625 patients1/55-star benchmark: 98%

Preventive Care and Screening: Screening for Depression and Follow-Up Plan

0%2,618 patients1/55-star benchmark: 97%

Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented

0%3,071 patients1/55-star benchmark: 61%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients screened: 0% · 1,467 patients

0%1,467 patients

Provide Patients Electronic Access to Their Health Information

61%788 patients3/55-star benchmark: 100%

Statin Therapy for the Prevention and Treatment of Cardiovascular Disease

81%310 patients4/55-star benchmark: 91%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 1,194 patients

Patients totalRate: 1% · 1,194 patients

0%1,194 patients5/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 15

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

BRENT SEEGRAVES MPT

Physical Therapist

2251 N SQUIRREL RD
AUBURN HILLS, MI 48326

Oakland County (248) 652-5900

SUSAN M DALEY SLP

Speech-Language Pathologist

2251 N SQUIRREL RD
AUBURN HILLS, MI 48326

Oakland County (248) 656-6757

WENDY MCCLOSKY RN

Registered Nurse (Diabetes Educator)

2251 N SQUIRREL RD
AUBURN HILLS, MI 48326

Oakland County (248) 844-4530

DR. BRENDA SUE O'BRIEN LPC

Counselor (Professional)

2251 N SQUIRREL RD
AUBURN HILLS, MI 48326

Oakland County (517) 359-2432

OAKLAND URGENT CARE, PLLC

Clinic/Center (Urgent Care)

2251 N SQUIRREL RD, SUITE 125
AUBURN HILLS, MI 48326

Oakland County (248) 340-1600

OGAWA DERMATOLOGY, P.C.

Dermatology

2251 N SQUIRREL RD, SUITE 200
AUBURN HILLS, MI 48326

Oakland County (248) 340-9465

ROBIN KATHARINE KIRK MSPT

Physical Therapist

2251 N SQUIRREL RD
AUBURN HILLS, MI 48326

Oakland County (248) 656-6757

HAROLD M. KOEHLER DPM, PC

Podiatrist (Foot & Ankle Surgery)

2251 N SQUIRREL RD, STE. 100
AUBURN HILLS, MI 48326

Oakland County (248) 377-0033

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 Derek Handzo's NPI number?

The NPI number for Derek Handzo is 1114122165. It was assigned to this individual provider in the NPPES registry on June 19, 2007.

Where is Derek Handzo located?

Derek Handzo practices at 2251 N Squirrel Rd, Auburn Hills, MI 48326. The listed phone number is (248) 652-0044.

What is Derek Handzo's specialty?

The primary specialty registered for this NPI is Otolaryngology, specializing in Otology & Neurotology, with taxonomy code 207YX0901X.

Is Derek Handzo enrolled in Medicare?

Yes. Derek Handzo 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.

Which organizations bill Medicare for Derek Handzo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Derek Handzo reassigns Medicare benefits to 2 organizations: Lakeshore Ear Nose And Throat Center PC (Sterling Heights, MI) and Ascension St John Hospital (Southfield, MI). Each 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 Derek Handzo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Derek Handzo accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and Priority Health list Derek Handzo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Derek Handzo affiliated with any hospitals?

According to CMS data, Derek Handzo is affiliated with Ascension St John Hospital, Ascension Providence Rochester Hospital and Beaumont Hospital, Troy.

When was this NPI record last updated?

The NPPES record for Derek Handzo was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 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.