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WILLIAM B SILVERMAN MD
NPI 1811971849
Internal Medicine - Gastroenterology in Iowa City, IA

Active since December 02, 2005PECOS Enrolled
200 HAWKINS DR, IOWA CITY, IA 52242(319) 384-9995(319) 356-7918 Get Directions Write a Review

NPPES record last updated: December 18, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About William B Silverman Md NPPES

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

WILLIAM B SILVERMAN MD (NPI 1811971849) is an individual gastroenterology provider in Iowa City, Iowa, licensed in Iowa (32135) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1811971849
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameWILLIAM B SILVERMANCredential: MD
Location Address200 HAWKINS DRIowa City, IA 52242-1009
Mailing Address200 Hawkins DrIowa City, IA 52242-1009 · (319) 384-9995 · Fax (319) 356-7918
Phone(319) 384-9995
Fax(319) 356-7918
Sole ProprietorNo
Enumeration DateDecember 2, 2005
Last NPPES UpdateDecember 18, 2007
✔ NPI 1811971849 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in IA · 32135
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License 32135 (IA)
Also ListedInternal Medicine · HepatologyTaxonomy 207RI0008X · License 32135 (IA)
200 HAWKINS DR, Iowa City, IA 52242
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Other Identifiers 4

Other41106IA · Wellmark Bcbs
Medicare PIN41106IA
Medicare UPINE92208
Medicaid0162438IA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Sanford Health Plan.Insurance ›

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 B Silverman 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 52242 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
$122.23 typical visit price
range $52.96 – $161.40
Typical copayment $30.55 (range $13.24 – $40.35)
Most-billed visit code 99204
Established Patient
$94.05 typical visit price
range $16.91 – $131.98
Typical copayment $23.51 (range $4.22 – $32.99)
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.

Other Providers at the Same Location NPPES 20

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

SANGIL LEE M.D.
Emergency Medicine
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 356-2233
RAMI G. EL ABIAD M.D.
Internal Medicine (Gastroenterology)
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 356-4901
GRERK SUTAMTEWAGUL MD
Internal Medicine (Hematology & Oncology)
200 HAWKINS DR, DEPT OF INTERNAL MEDICINE
IOWA CITY, IA 52242
Johnson County (319) 356-1616
DR. KALEB TANNER VEIT D.O.
Internal Medicine (Critical Care Medicine)
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 356-2320
OMAR JABER M.D
Chronic Disease Hospital
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 471-8958
JENNIFER MANCUSO MS, CGC
Genetic Counselor, MS
200 HAWKINS DR, 31663 PFP
IOWA CITY, IA 52242
Johnson County (319) 384-7983
ASHLEY KAISER M.D.
Obstetrics & Gynecology
200 HAWKINS DR, DEPT OF OBGYN
IOWA CITY, IA 52242
Johnson County (319) 356-2294
MRS. NANCY JANE MILLICE
Health Educator
200 HAWKINS DR, 0733 JPP
IOWA CITY, IA 52242
Johnson County (319) 356-3825

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 Silverman's NPI number?

The NPI number for William Silverman is 1811971849. It was assigned to this individual provider in the NPPES registry on December 2, 2005.

Where is William Silverman located?

William Silverman practices at 200 Hawkins Dr, Iowa City, IA 52242. The listed phone number is (319) 384-9995.

What is William Silverman's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is William Silverman enrolled in Medicare?

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

What insurance does William Silverman accept?

Health plans from Medica and Sanford Health Plan list William Silverman 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.

When was this NPI record last updated?

The NPPES record for William Silverman was last updated on December 18, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.