Doctor profile · Federal record
Dr. Katherine O'Brien, MD
Hospice and Palliative Medicine (Internal Medicine) Physician (CMS: Hospice/Palliative Care) · Internal Medicine Physician · Saint Louis, MO
- NPI 1033452479
- Accepts Medicare
- MIPS 79.3 / 100 · 2023
- 13 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1 Barnes Jewish Hospital Plz, Div Im Palliative Medicine
Saint Louis, MO 631101003
(314) 454-7376
fax (314) 362-9878 - Mailing address
-
Po Box 7412011
Chicago, IL 606742011
Credentials & registration
- NPI registered
- April 2013 — 13 yrs on file
- Profile last updated
- April 17, 2025
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207RH0002X — NUCC code
- State license (1)
- Missouri #2023008636
- Medicaid
- MO #200129891
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1033452479. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
422
Distinct HCPCS
10
Medicare allowed
$53,281
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 113 | 82 | $135 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 68 | 60 | $133 | |
99348 |
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | 53 | 39 | $80 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 40 | 23 | $174 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 40 | 40 | $137 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 28 | 15 | $113 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 21 | 15 | $96 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 18 | 16 | $55 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 16 | 16 | $221 | |
99347 |
Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes | 14 | 14 | $47 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 48. This provider delivers 8.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,065
Patients
384
Total drug cost
$73,890
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 397 | 77 | $4,911 |
| Amlodipine Besylate | Generic | 242 | 44 | $2,628 |
| Levothyroxine Sodium | Generic | 190 | 41 | $2,723 |
| Lisinopril | Generic | 175 | 32 | $1,613 |
| Losartan Potassium | Generic | 145 | 30 | $1,864 |
| Tamsulosin Hcl | Generic | 120 | 21 | $2,065 |
| Sertraline Hcl | Generic | 115 | 20 | $1,637 |
| Duloxetine Hcl | Generic | 108 | 18 | $4,501 |
| Metoprolol Succinate | Generic | 97 | 15 | $1,432 |
| Donepezil Hcl | Generic | 91 | 15 | $1,635 |
Hospital affiliations
Frequently asked questions
What is Dr. Katherine O'Brien's medical specialty?
Dr. Katherine O'Brien practices Hospice and Palliative Medicine (Internal Medicine) Physician in Saint Louis, MO.
Where does Dr. Katherine O'Brien practice?
Dr. Katherine O'Brien practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 631101003. Office phone: 3144547376.
What is Dr. Katherine O'Brien's NPI?
Dr. Katherine O'Brien's National Provider Identifier (NPI) is 1033452479, issued by NPPES.
Does Dr. Katherine O'Brien accept Medicare assignment?
Yes. Dr. Katherine O'Brien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine O'Brien commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Established patient office or other outpatient visit (HCPCS 99214); Residence visit for established patient with low level of medical decision making (HCPCS 99348). Source: CMS Medicare Physician & Other Practitioners file.