Doctor profile · Federal record
Dr. Karen Berg, CRNA
Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Certified Registered Nurse Anesthetist · Certified Registered Nurse Anesthetist · Fort Collins, CO
- NPI 1740338391
- Accepts Medicare
- 32 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1236 E Elizabeth St Ste 1
Fort Collins, CO 805244000
(970) 224-2985
fax (970) 472-9381 - Additional location
-
1950 Mountain View Ave
Longmont, CO 805013129
(303) 651-5300
fax (303) 651-5305
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- July 21, 2025
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 367500000X — NUCC code
- State licenses (3)
- Colorado #APN.0992725-CRNA · Texas #735573 · Colorado #125767
- Medicaid
- TX #1933772-01
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1740338391. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
159
Distinct HCPCS
4
Medicare allowed
$18,537
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00142 |
Anesthesia for lens surgery | 80 | 70 | $114 | |
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 36 | 36 | $125 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 24 | 23 | $130 | |
00812 |
Anesthesia for exam of colon using an endoscope | 19 | 19 | $97 |
In context: peer comparison
Among 32 peers in Fort Collins Certified Registered Nurse Anesthetist, average services per provider: 33. This provider delivers 4.8× the peer median.Open Payments
Industry payments received
All-time total
$96
Transactions
4
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 4 | $95.84 |
By nature of payment
Frequently asked questions
What is Dr. Karen Berg's medical specialty?
Dr. Karen Berg practices Certified Registered Nurse Anesthetist in Fort Collins, CO.
Where does Dr. Karen Berg practice?
Dr. Karen Berg practices at 1236 E Elizabeth St Ste 1, Fort Collins, CO 805244000. Office phone: 9702242985.
What is Dr. Karen Berg's NPI?
Dr. Karen Berg's National Provider Identifier (NPI) is 1740338391, issued by NPPES.
Does Dr. Karen Berg accept Medicare assignment?
Yes. Dr. Karen Berg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Berg commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.