Doctor profile · Federal record
Dr. Delaney O'Brien, AA
Anesthesiologist Assistant (CMS: Anesthesiology Assistant) · Anesthesiologist Assistant · Anesthesiologist Assistant · Grand Rapids, MI
- NPI 1629716758
- Accepts Medicare
- MIPS 76.5 / 100 · 2023
- 4 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 5 locations .
- Primary practice
-
100 Michigan St Ne
Grand Rapids, MI 495032560
(616) 364-4200 - Additional location
-
3000 Arlington Ave
Toledo, OH 436142598
(419) 383-3556
fax (419) 383-3550 - Additional location
-
5901 Monclova RD
Maumee, OH 435371841
(419) 897-8349
fax (419) 891-8084 - Additional location
-
3333 Evergreen Dr Ne
Grand Rapids, MI 495259493 - Additional location
-
5900 Byron Center Ave Sw
Wyoming, MI 495199606 - Mailing address
-
3333 Evergreen Dr Ne
Grand Rapids, MI 495259493
Show 2 more locations
Credentials & registration
- NPI registered
- May 2022 — 4 yrs on file
- Profile last updated
- October 2, 2024
- Year of graduation
- 2022 — 4 yrs since
- Specialty taxonomy
- 367H00000X — NUCC code
- State licenses (2)
- Michigan #32698139 · Ohio #67.000441
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629716758. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
12
Distinct HCPCS
1
Medicare allowed
$855
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 12 | 12 | $71 |
In context: peer comparison
Among 7 peers in Grand Rapids Anesthesiologist Assistant, average services per provider: 16. This provider delivers 0.8× the peer median.Frequently asked questions
What is Dr. Delaney O'Brien's medical specialty?
Dr. Delaney O'Brien practices Anesthesiologist Assistant in Grand Rapids, MI.
Where does Dr. Delaney O'Brien practice?
Dr. Delaney O'Brien practices at 100 Michigan St Ne, Grand Rapids, MI 495032560. Office phone: 6163644200.
What is Dr. Delaney O'Brien's NPI?
Dr. Delaney O'Brien's National Provider Identifier (NPI) is 1629716758, issued by NPPES.
Does Dr. Delaney O'Brien accept Medicare assignment?
Yes. Dr. Delaney O'Brien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Delaney O'Brien commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.