Doctor profile · Federal record

Dr. Karolina Welber, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Certified Registered Nurse Anesthetist · Sparta, NJ

  • NPI 1881813020
  • Accepts Medicare
  • MIPS 46.3 / 100 · 2023
  • 22 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20 Crestview Ln
Sparta, NJ 078713860
(973) 729-8610
fax (973) 972-2357

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
October 17, 2024
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
367500000X — NUCC code
State licenses (2)
Florida #APRN11023464 · New Jersey #26NO11558700

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881813020. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
91
Distinct HCPCS
6
Medicare allowed
$8,776
HCPCS Description Services Patients Avg allowed
00918 Anesthesia for fragmenting, manipulation and/or removal of kidney stone including use of an endoscope 19 18 $94
00912 Anesthesia for removal of urinary bladder tumors including use of an endoscope 16 16 $86
00914 Anesthesia for removal of prostate including use of an endoscope 16 16 $99
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 14 14 $68
00790 Anesthesia for other procedure on upper abdomen 13 13 $171
00910 Anesthesia for other procedure on urinary system through urethra 13 13 $67

In context: peer comparison

Among 1 peers in this city , average services per provider: 15. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $18.35

By nature of payment

Food and Beverage
$18

Frequently asked questions

Auto-generated from federal data
What is Dr. Karolina Welber's medical specialty?
Dr. Karolina Welber practices Certified Registered Nurse Anesthetist in Sparta, NJ.
Where does Dr. Karolina Welber practice?
Dr. Karolina Welber practices at 20 Crestview Ln, Sparta, NJ 078713860. Office phone: 9737298610.
What is Dr. Karolina Welber's NPI?
Dr. Karolina Welber's National Provider Identifier (NPI) is 1881813020, issued by NPPES.
Does Dr. Karolina Welber accept Medicare assignment?
Yes. Dr. Karolina Welber accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karolina Welber commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for fragmenting, manipulation and/or removal of kidney stone including use of an endoscope (HCPCS 00918); Anesthesia for removal of urinary bladder tumors including use of an endoscope (HCPCS 00912); Anesthesia for removal of prostate including use of an endoscope (HCPCS 00914). Source: CMS Medicare Physician & Other Practitioners file.