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WILLIAM M NISSEN MD
NPI 1225097843
Psychiatry & Neurology - Psychiatry in Davenport, IA

Active since March 22, 2006PECOS Enrolled
1441 W CENTRAL PARK, DAVENPORT, IA 52804(563) 383-1900(563) 884-4256 Get Directions Write a Review

NPPES record last updated: November 1, 2011. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About William M Nissen Md NPPES

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

WILLIAM M NISSEN MD (NPI 1225097843) is an individual psychiatry provider in Davenport, Iowa, licensed in Iowa (18981) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1225097843
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameWILLIAM M NISSENCredential: MD
Location Address1441 W CENTRAL PARKDavenport, IA 52804
Mailing Address1441 W Central ParkDavenport, IA 52804 · (563) 383-1900 · Fax (563) 884-4256
Phone(563) 383-1900
Fax(563) 884-4256
Sole ProprietorNo
Enumeration DateMarch 22, 2006
Last NPPES UpdateNovember 1, 2011
✔ NPI 1225097843 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in IA · 18981
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
1441 W CENTRAL PARK, Davenport, IA 52804
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Other Identifiers 4

Medicaid0169110IA
Medicare PIN00519
Medicare UPINA01550
Medicare ID-Type Unspecified16911IA · Bcbs

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William M Nissen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 52804 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
$161.40 typical visit price
range $52.96 – $161.40
Typical copayment $40.35 (range $13.24 – $40.35)
Most-billed visit code 99205
Established Patient
$66.36 typical visit price
range $16.91 – $131.98
Typical copayment $16.59 (range $4.22 – $32.99)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 William Nissen's NPI number?

The NPI number for William Nissen is 1225097843. It was assigned to this individual provider in the NPPES registry on March 22, 2006.

Where is William Nissen located?

William Nissen practices at 1441 W Central Park, Davenport, IA 52804. The listed phone number is (563) 383-1900.

What is William Nissen's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is William Nissen enrolled in Medicare?

Yes. William Nissen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Nissen was last updated on November 1, 2011. NPI Profile syncs with the weekly NPPES data releases published by CMS.