1. Home
  2. Directory
  3. Michigan
  4. Kalamazoo
  5. Internal Medicine
  6. NPI Profile

VALERIE SIQUEIRA DUHN MD
NPI 1023296050
Internal Medicine - Nephrology in Kalamazoo, MI

Active since January 31, 2008PECOS EnrolledAccepts Medicare Assignment
521 E. MICHIGAN AVE, STE 201, KALAMAZOO, MI 49007(269) 349-6759(369) 349-7450 Get Directions Write a Review

NPPES record last updated: November 9, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 9, 2023, Apr 28, 2021, May 19, 2017 (3 updates tracked since 2017).

About Valerie Siqueira Duhn Md NPPES

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

VALERIE SIQUEIRA DUHN MD (NPI 1023296050) is an individual nephrology provider in Kalamazoo, Michigan, licensed in Michigan (4301096045) and active in the NPI registry since January 2008. She is enrolled in Medicare PECOS, is affiliated with Bronson Methodist Hospital, and maintains a secondary practice location in Battle Creek.

NPPES Registry Identity

NPI1023296050
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameVALERIE SIQUEIRA DUHNCredential: MD
Location Address521 E. MICHIGAN AVE, STE 201Kalamazoo, MI 49007
Mailing Address521 E. Michigan Ave, Ste 201Kalamazoo, MI 49007 · (269) 349-6759 · Fax (269) 349-7450
Phone(269) 349-6759
Fax(369) 349-7450
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 2000
Enumeration DateJanuary 31, 2008
Last NPPES UpdateNovember 9, 20233 updates tracked since enumeration
NPPES CertifiedNovember 9, 2023
✔ NPI 1023296050 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 · 4301096045✔ Licensed in IN · 01066395A✔ Licensed in GA · 059147
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.
521 E. MICHIGAN AVE, STE 201, Kalamazoo, MI 49007
Open in Google Maps ↗

Secondary Practice Location 1

Location 1233 Roosevelt Ave E # SBattle Creek, MI 49037-2810 · Phone (269) 349-6759

Other Identifiers 2

Other000000642049IN · Anthem Provider Number
Medicaid200965400IN

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, Priority 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

Valerie Siqueira Duhn 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 ID6305991969
PECOS Enrollment IDI20100916000230
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 Valerie Duhn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Paragon Health, PC
Same address
Nephrology
521 E MICHIGAN AVE, SUITE 201
Kalamazoo, MI 49007
  • Reassigned Medicare billing, Michigan enrollment
  • 14 clinicians in this Medicare group
NPI 1083678767 (269) 349-6759

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 11

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.

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.
309 services46 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.
212 services128 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.
75 services47 patients
Hemodialysis procedure with physician evaluation 90935
Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.
70 services37 patients
Home dialysis services per month (20 years or older) 90966
Home dialysis services provide kidney treatment for patients aged 20 or older right in their own homes. This service includes necessary equipment, supplies, and support for performing dialysis. It's a convenient option that allows patients to maintain their daily routines while receiving essential care.
70 services11 patients
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.
68 services37 patients

Hospital Affiliations CMS Care Compare 5

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

Bronson Methodist Hospital

Acute Care Hospitals · Kalamazoo, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230017
Location601 John StreetKalamazoo, MI 49007 · Kalamazoo County
Emergency services Birthing friendly

Bronson Battle Creek Hospital

Acute Care Hospitals · Battle Creek, MI
4/5 CMS rating
OwnershipProprietary
CMS Certification Number230075
Location300 North AvenueBattle Creek, MI 49017 · Calhoun County
Emergency services Birthing friendly

Borgess Medical Center

Acute Care Hospitals · Kalamazoo, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230117
Location1521 Gull RoadKalamazoo, MI 49048 · Kalamazoo County
Emergency services Birthing friendly

Oaklawn Hospital

Acute Care Hospitals · Marshall, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230217
Location200 N MadisonMarshall, MI 49068 · Calhoun County
Emergency services Birthing friendly

Bronson Lakeview Hospital

Critical Access Hospitals · Paw Paw, MI
OwnershipVoluntary non-profit - Private
CMS Certification Number231332
Location408 Hazen StreetPaw Paw, MI 49079 · Van Buren County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49007 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

Clinical Information Reconciliation
For at least one transition of care or referral received or patient encounter in which the MIPS eligible clinician has never before encountered the patient, the MIPS eligible clinician performs clinical information reconciliation.
39%145 patients2/55-star benchmark: 100%
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.
83%3,065 patients3/55-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.
92%929 patients4/55-star benchmark: 100%
Patient-Generated Health Data
Patient-generated health data or data from a non-clinical setting is incorporated into the certified EHR technology for at least one unique patient seen by the MIPS eligible clinician during the performance period.
2%531 patients
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from certified EHR technology to identify patient-specific educational resources and provide electronic access to those materials to at least one unique patient seen by the MIPS eligible…
76%531 patients4/55-star benchmark: 100%
Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
61%179 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…
62%320 patients3/55-star benchmark: 97%
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 tobacco: 79% · 140 patients
84%140 patients
Provide Patient Access
For at least one unique patient seen by the MIPS eligible clinician: (1) The patient (or the patient authorized representative) is provided timely access to view online, download, and transmit his or her health information; and (2) The MIPS eligible clinician…
75%531 patients4/55-star benchmark: 100%
Request/Accept Summary of Care
For at least one transition of care or referral received or patient encounter in which the MIPS eligible clinician has never before encountered the patient, the MIPS eligible clinician receives or retrieves and incorporates into the patient's record an…
2%118 patients1/55-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 certified EHR technology to the patient (or the patient-authorized representative), or in…
2%531 patients1/55-star benchmark: 75%
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% · 179 patients
0%179 patients5/55-star benchmark: 100%
View, Download and Transmit (VDT)
During the performance period, at least one unique patient (or patient-authorized representatives) seen by the MIPS eligible clinician actively engages with the EHR made accessible by the MIPS eligible clinician.
5%531 patients
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

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

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
2 suppliers12 claims12 services$12.64 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Valerie Duhn's NPI number?

The NPI number for Valerie Duhn is 1023296050. It was assigned to this individual provider in the NPPES registry on January 31, 2008.

Where is Valerie Duhn located?

Valerie Duhn practices at 521 E. Michigan Ave, Ste 201, Kalamazoo, MI 49007. The listed phone number is (269) 349-6759.

What is Valerie Duhn's specialty?

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

Is Valerie Duhn enrolled in Medicare?

Yes. Valerie Duhn 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 organization bills Medicare for Valerie Duhn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Valerie Duhn reassigns Medicare benefits to Paragon Health, PC (Kalamazoo, MI). 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 Valerie Duhn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Valerie Duhn accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health and UnitedHealthcare list Valerie Duhn 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 Valerie Duhn affiliated with any hospitals?

According to CMS data, Valerie Duhn is affiliated with Bronson Methodist Hospital, Bronson Battle Creek Hospital, Borgess Medical Center, Oaklawn Hospital and Bronson Lakeview Hospital.

When was this NPI record last updated?

The NPPES record for Valerie Duhn was last updated on November 9, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.