Doctor profile · Federal record

Dr. Heather Muster, MD

Nephrology Physician (CMS: Internal Medicine) · Duluth, MN

  • NPI 1992825814
  • Accepts Medicare
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1001 E Superior St Ste L201
Duluth, MN 558022207
(218) 249-7980
fax (218) 249-7911

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
April 10, 2018
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Minnesota #44582

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992825814. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
116
Distinct HCPCS
4
Medicare allowed
$10,138
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 58 32 $76
90935 Hemodialysis procedure with physician evaluation 23 14 $69
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 19 19 $122
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 16 13 $115

In context: peer comparison

Among 5 peers in Duluth Nephrology Physician, average services per provider: 58. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 1 $13.16

By nature of payment

Food and Beverage
$13

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Heather Muster's medical specialty?
Dr. Heather Muster practices Nephrology Physician in Duluth, MN.
Where does Dr. Heather Muster practice?
Dr. Heather Muster practices at 1001 E Superior St Ste L201, Duluth, MN 558022207. Office phone: 2182497980.
What is Dr. Heather Muster's NPI?
Dr. Heather Muster's National Provider Identifier (NPI) is 1992825814, issued by NPPES.
Does Dr. Heather Muster accept Medicare assignment?
Yes. Dr. Heather Muster accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Heather Muster commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hemodialysis procedure with physician evaluation (HCPCS 90935); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.