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DR. CLAUDIA ZACHAREK MD
NPI 1275692642
Internal Medicine - Nephrology in Saginaw, MI

Active since December 08, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 23D2169948 · Waiver
4677 TOWNE CENTRE RD STE 303, MEDICAL ARTS 3, SAGINAW, MI 48604(989) 401-5354(989) 790-7941 Get Directions Write a Review

NPPES record last updated: March 29, 2021. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Dr. Claudia Zacharek Md NPPES

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

DR. CLAUDIA ZACHAREK MD (NPI 1275692642) is an individual nephrology provider in Saginaw, Michigan, licensed in Michigan (4301092586) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through July 30, 2027, and is affiliated with Covenant Medical Center.

NPPES Registry Identity

NPI1275692642
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameDR. CLAUDIA ZACHAREKCredential: MD
Location Address4677 TOWNE CENTRE RD STE 303, MEDICAL ARTS 3Saginaw, MI 48604-2848
Mailing Address4677 Towne Centre Rd Ste 303, Medical Arts 3Saginaw, MI 48604-2848 · (989) 401-5354 · Fax (989) 790-7941
Phone(989) 401-5354
Fax(989) 790-7941
Sole ProprietorYes
Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 1999
Enumeration DateDecember 8, 2006
Last NPPES UpdateMarch 29, 2021
NPPES CertifiedMarch 29, 2021
✔ NPI 1275692642 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Licenses✔ Licensed in MI · 4301092586✔ Licensed in TX · L7540
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
4677 TOWNE CENTRE RD STE 303, Saginaw, MI 48604
Open in Google Maps ↗

Other Identifiers 1

Medicaid1275692642MI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, McLaren Health Plan Community and more.Insurance ›

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. Claudia Zacharek Md 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 ID446293914
PECOS Enrollment IDI20080829000024
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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 23D2169948

Claudia Zacharek, MD Plc · Saginaw, MI
Active · expires Jul 30, 2027
CLIA Number23D2169948
Laboratory TypeClinical Trials Center
Certificate Effective DateJuly 31, 2025
Certificate Expiration DateJuly 30, 2027
Laboratory DirectorTamika L. Washington
Laboratory Phone(989) 906-0246
Laboratory LocationClaudia Zacharek, MD Plc4677 Towne Centre Blvd, Med Arts Bldg Ste 303, Saginaw, MI 48604
CLIA data matches this NPI record on: Name
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 12

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 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
467 services97 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.
454 services256 patients
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.
370 services84 patients
Dialysis services, 4 or more physician visits per month (20 years or older) 90960
Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.
261 services33 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.
182 services115 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.
94 services64 patients

Hospital Affiliations CMS Care Compare 5

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

Covenant Medical Center

Acute Care Hospitals · Saginaw, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230070
Location1447 N HarrisonSaginaw, MI 48602 · Saginaw County
Emergency services Birthing friendly

Ascension St Mary's Hospital

Acute Care Hospitals · Saginaw, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number230077
Location800 S Washington AvenueSaginaw, MI 48601 · Saginaw County
Emergency services

Mymichigan Medical Center West Branch

Acute Care Hospitals · West Branch, MI
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number230095
Location2463 South M-30West Branch, MI 48661 · Ogemaw County
Emergency services Birthing friendly

Mymichigan Medical Center Midland

Acute Care Hospitals · Midland, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230222
Location4000 Wellness DriveMidland, MI 48670 · Midland County
Birthing friendly

Hills & Dales General Hospital

Critical Access Hospitals · Cass City, MI
OwnershipVoluntary non-profit - Private
CMS Certification Number231316
Location4675 Hill StreetCass City, MI 48726 · Tuscola County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48604 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
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
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.

Reported Quality Measures

Breast Cancer Screening
Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer
68%202 patients3/55-star benchmark: 92%
Cervical Cancer Screening
Percentage of women 21-64 years of age who were screened for cervical cancer using either of the following criteria: - Women age 21-64 who had cervical cytology performed every 3 years - Women age 30-64 who had cervical cytology/human papillomavirus (HPV)…
38%108 patients
Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
61%461 patients3/55-star benchmark: 85%
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
30%247 patients2/55-star benchmark: 100%
Diabetes: Foot Exam
The percentage of patients 18-75 years of age with diabetes (type 1 and type 2) who received a foot exam (visual inspection and sensory exam with mono filament and a pulse exam) during the measurement year
34%245 patients2/55-star benchmark: 98%
Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
96%1,837 patients4/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
94%1,561 patients4/55-star benchmark: 100%
Falls: Screening for Future Fall Risk
Percentage of patients 65 years of age and older who were screened for future fall risk during the measurement period
18%572 patients1/55-star benchmark: 99%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
100%1,143 patients5/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
99%890 patients5/55-star benchmark: 99%
Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
53%584 patients3/55-star benchmark: 90%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
20%859 patients1/55-star benchmark: 97%
Preventive Care and Screening: Influenza Immunization
Percentage of patients aged 6 months and older seen for a visit between October 1 and March 31 who received an influenza immunization OR who reported previous receipt of an influenza immunization
35%742 patients2/55-star benchmark: 88%
Preventive Care and Screening: Screening for Depression and Follow-Up Plan
Percentage of patients aged 12 years and older screened for depression on the date of the encounter using an age appropriate standardized depression screening tool AND if positive, a follow-up plan is documented on the date of the positive screen
13%713 patients1/55-star benchmark: 96%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients screenedForUse: 100% · 481 patients
Patients tobacco: 92% · 481 patients
14%43 patients1/55-star benchmark: 98%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
98%890 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
35%890 patients3/55-star benchmark: 59%
Statin Therapy for the Prevention and Treatment of Cardiovascular Disease
Percentage of the following patients - all considered at high risk of cardiovascular events - who were prescribed or were on statin therapy during the measurement period: - Adults aged >= 21 years who were previously diagnosed with or currently have an active…
64%599 patients3/55-star benchmark: 89%
Use of High-Risk Medications in the Elderly
Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication.
Lower rates are better for this measure.
Patients 2+: 0% · 584 patients
1%584 patients4/55-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.

Referred Medical Equipment & Supplies CMS DME claims 5

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

Tacrolimus, immediate release, oral, 1 mg J7507
Treatment-Treatment - Miscellaneous · category RX029N
5 suppliers47 claims2,940 services$0.28 avg. paid by Medicare
Prednisone, immediate release or delayed release, oral, 1 mg J7512
Treatment-Treatment - Miscellaneous · category RX029N
3 suppliers12 claims1,800 services$0.01 avg. paid by Medicare
Mycophenolate mofetil, oral, 250 mg J7517
Treatment-Treatment - Miscellaneous · category RX029N
5 suppliers34 claims4,800 services$0.19 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
3 suppliers26 claims26 services$16.74 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
5 suppliers63 claims66 services$11.61 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 2

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

WINIFRED ANGIR-SISCO
Nurse Practitioner
4677 TOWNE CENTRE RD STE 303
SAGINAW, MI 48604
Saginaw County (989) 401-5354
LINDSEY JADE LACEY RN MSN FNP-C
Nurse Practitioner (Family)
4677 TOWNE CENTRE RD STE 303
SAGINAW, MI 48604
Saginaw County (989) 401-5354

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 Claudia Zacharek's NPI number?

The NPI number for Claudia Zacharek is 1275692642. It was assigned to this individual provider in the NPPES registry on December 8, 2006.

Where is Claudia Zacharek located?

Claudia Zacharek practices at 4677 Towne Centre Rd Ste 303 Medical Arts 3, Saginaw, MI 48604. The listed phone number is (989) 401-5354.

What is Claudia Zacharek's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Claudia Zacharek enrolled in Medicare?

Yes. Claudia Zacharek 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.

Does Claudia Zacharek hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 23D2169948) is associated with this NPI, valid through July 30, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Claudia Zacharek accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, McLaren Health Plan Community and Priority Health list Claudia Zacharek 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 Claudia Zacharek affiliated with any hospitals?

According to CMS data, Claudia Zacharek is affiliated with Covenant Medical Center, Ascension St Mary's Hospital, Mymichigan Medical Center West Branch, Mymichigan Medical Center Midland and Hills & Dales General Hospital.

When was this NPI record last updated?

The NPPES record for Claudia Zacharek was last updated on March 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.