Doctor profile · Federal record

Dr. Karen Niehaus, MD

Critical Care Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Albuquerque, NM

  • NPI 1093006611
  • Accepts Medicare
  • MIPS 83.0 / 100 · 2023
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 Central Ave Se
Albuquerque, NM 871064930
(513) 704-2669
Mailing address
3825 Anderson Ave Se
Albuquerque, NM 871084304

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
June 18, 2024
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
New Mexico #MD2014-0246

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093006611. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
137
Distinct HCPCS
4
Medicare allowed
$20,689
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 76 51 $212
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 26 16 $49
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 24 11 $78
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $129

In context: peer comparison

Among 6 peers in this city , average services per provider: 36. This provider delivers 3.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Niehaus's medical specialty?
Dr. Karen Niehaus practices Critical Care Medicine (Internal Medicine) Physician in Albuquerque, NM.
Where does Dr. Karen Niehaus practice?
Dr. Karen Niehaus practices at 1100 Central Ave Se, Albuquerque, NM 871064930. Office phone: 5137042669.
What is Dr. Karen Niehaus's NPI?
Dr. Karen Niehaus's National Provider Identifier (NPI) is 1093006611, issued by NPPES.
Does Dr. Karen Niehaus accept Medicare assignment?
Yes. Dr. Karen Niehaus accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Niehaus commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.