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KERI ZIMMERMAN
NPI 1669003075
Internal Medicine - Hospice and Palliative Medicine in Waterloo, IA

Active since February 04, 2020PECOS EnrolledAccepts Medicare Assignment
2710 SAINT FRANCIS DR STE 320, WATERLOO, IA 50702(319) 272-5000(319) 272-8072 Get Directions Write a Review

NPPES record last updated: January 23, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 23, 2023, Feb 4, 2020 (2 updates tracked since 2020).

About Keri Zimmerman NPPES

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

KERI ZIMMERMAN (NPI 1669003075) is an individual hospice and palliative medicine provider in Waterloo, Iowa, licensed in Iowa (A157636) and active in the NPI registry since February 2020. She is enrolled in Medicare PECOS, is affiliated with Sartori Memorial Hospital, Inc, and maintains a secondary practice location in Cedar Rapids.

NPPES Registry Identity

NPI1669003075
Entity TypeIndividualFemale
Primary Taxonomy207RH0002X
Provider Legal NameKERI ZIMMERMAN
Location Address2710 SAINT FRANCIS DR STE 320Waterloo, IA 50702-5620
Mailing Address2710 Saint Francis Dr Ste 320Waterloo, IA 50702-5620 · (319) 272-5000 · Fax (319) 272-8072
Phone(319) 272-5000
Fax(319) 272-8072
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateFebruary 4, 2020
Last NPPES UpdateJanuary 23, 20232 updates tracked since enumeration
NPPES CertifiedJanuary 23, 2023
✔ NPI 1669003075 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hospice and Palliative MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RH0002X
License✔ Licensed in IA · A157636
Definition
An internal medicine physician with special knowledge and skills to prevent and relieve the suffering experienced by patients with life-limiting illnesses. This specialist works with an interdisciplinary hospice or palliative care team to maximize quality of life while addressing physical, psychological, social and spiritual needs of both patient and family throughout the course of the disease, through the dying process, and beyond for the family. This specialist has expertise in the assessment of patients with advanced disease; the relief of distressing symptoms; the coordination of interdisciplinary patient and family-centered care in diverse venues; the use of specialized care systems including hospice; the management of the imminently dying patient; and legal and ethical decision making in end-of-life care.
2710 SAINT FRANCIS DR STE 320, Waterloo, IA 50702
Open in Google Maps ↗

Secondary Practice Location 1

Location 1701 10th St SECedar Rapids, IA 52403-1251 · Phone (319) 398-6860

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health, Oscar Insurance Company, Wellmark Health Plan of Iowa, Inc..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

Keri Zimmerman 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 ID6800223785
PECOS Enrollment IDI20200305002962
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 Keri Zimmerman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Covenant Medical Center Inc
0.1 mi
Emergency Medicine
3421 W 9TH ST
Waterloo, IA 50702
  • Reassigned Medicare billing, Iowa enrollment
  • 271 clinicians in this Medicare group
NPI 1528009545 (319) 272-7600

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 5

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.
176 services93 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
49 services49 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.
36 services36 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.
36 services17 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
20 services20 patients

Hospital Affiliations CMS Care Compare 2

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

Sartori Memorial Hospital, Inc

Acute Care Hospitals · Cedar Falls, IA
OwnershipVoluntary non-profit - Church
CMS Certification Number160040
Location515 College StreetCedar Falls, IA 50613 · Black Hawk County
Emergency services

Mercyone Waterloo Medical Center

Acute Care Hospitals · Waterloo, IA
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number160067
Location3421 West Ninth StreetWaterloo, IA 50702 · Black Hawk County
Emergency services Birthing friendly

Referred Medical Equipment & Supplies CMS DME claims 3

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
6 suppliers32 claims64 services$5.25 avg. paid by Medicare
Insertion tray with drainage bag with indwelling catheter, foley type, two-way latex with coating (teflon, silicone, silicone elastomer or hydrophilic, etc.) A4314
DME-Orthotic Devices · category DF000N
2 suppliers12 claims12 services$19.50 avg. paid by Medicare
Bedside drainage bag, day or night, with or without anti-reflux device, with or without tube, each A4357
DME-Orthotic Devices · category DF000N
3 suppliers21 claims26 services$7.08 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 9

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

IRMELA SALIHOVIC FNP-C
Nurse Practitioner
2710 SAINT FRANCIS DR STE 320
WATERLOO, IA 50702
Black Hawk County (319) 272-5000
LYNDSIE LUJAN PA-C
Physician Assistant
2710 SAINT FRANCIS DR STE 320
WATERLOO, IA 50702
Black Hawk County (319) 272-5000
HANNAH L SCHMIT PA-C
Physician Assistant
2710 SAINT FRANCIS DR STE 320
WATERLOO, IA 50702
Black Hawk County (319) 272-5000
TRACI D MAHOOD
Nurse Practitioner
2710 SAINT FRANCIS DR STE 320
WATERLOO, IA 50702
Black Hawk County (319) 272-8072
MRS. EMMA AVDIC MUSTEDANAGIC PA-C
Physician Assistant
2710 SAINT FRANCIS DR STE 320
WATERLOO, IA 50702
Black Hawk County (319) 272-5000
MRS. KELLI JO PIERCE ARNP
Nurse Practitioner
2710 SAINT FRANCIS DR STE 320
WATERLOO, IA 50702
Black Hawk County (319) 272-5000
MRS. TABETHA MARIE GEHRKE AGACNP
Nurse Practitioner (Acute Care)
2710 SAINT FRANCIS DR STE 320
WATERLOO, IA 50702
Black Hawk County (319) 272-5000
RICHARD J VALENTE MD
Internal Medicine (Cardiovascular Disease)
2710 SAINT FRANCIS DR STE 320
WATERLOO, IA 50702
Black Hawk County (319) 272-5000

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 Keri Zimmerman's NPI number?

The NPI number for Keri Zimmerman is 1669003075. It was assigned to this individual provider in the NPPES registry on February 4, 2020.

Where is Keri Zimmerman located?

Keri Zimmerman practices at 2710 Saint Francis Dr Ste 320, Waterloo, IA 50702. The listed phone number is (319) 272-5000.

What is Keri Zimmerman's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hospice and Palliative Medicine, with taxonomy code 207RH0002X.

Is Keri Zimmerman enrolled in Medicare?

Yes. Keri Zimmerman 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 Keri Zimmerman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Keri Zimmerman reassigns Medicare benefits to Covenant Medical Center Inc (Waterloo, IA). 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 Keri Zimmerman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Keri Zimmerman accept?

Health plans from Oscar Health, Oscar Insurance Company and Wellmark Health Plan of Iowa, Inc. list Keri Zimmerman 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 Keri Zimmerman affiliated with any hospitals?

According to CMS data, Keri Zimmerman is affiliated with Sartori Memorial Hospital, Inc and Mercyone Waterloo Medical Center.

When was this NPI record last updated?

The NPPES record for Keri Zimmerman was last updated on January 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.