Doctor profile · Federal record

Dr. Margarida Silverman, MD

Medical Oncology Physician (CMS: Hematopoietic Cell Transplantation and Cellular Therapy) · Internal Medicine Physician · Iowa City, IA

  • NPI 1295724821
  • Accepts Medicare
  • 48 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Hawkins Dr, University of Iowa Hospitals & Clinics
Iowa City, IA 522421009
(319) 384-9156
fax (319) 353-8383

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
October 30, 2007
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Iowa #32136
Medicaid
IA #0161067

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295724821. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
637
Distinct HCPCS
6
Medicare allowed
$66,409
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 338 47 $111
99214 Established patient office or other outpatient visit, 30-39 minutes 193 64 $91
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 48 22 $74
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 23 21 $162
99239 Hospital discharge day management, more than 30 minutes 18 17 $107
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 17 14 $121

In context: peer comparison

Among 4 peers in Iowa City Medical Oncology Physician, average services per provider: 70. This provider delivers 9.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margarida Silverman's medical specialty?
Dr. Margarida Silverman practices Medical Oncology Physician in Iowa City, IA.
Where does Dr. Margarida Silverman practice?
Dr. Margarida Silverman practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193849156.
What is Dr. Margarida Silverman's NPI?
Dr. Margarida Silverman's National Provider Identifier (NPI) is 1295724821, issued by NPPES.
Does Dr. Margarida Silverman accept Medicare assignment?
Yes. Dr. Margarida Silverman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margarida Silverman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.