Doctor profile · Federal record

Dr. Bailey Zampella, DO

Neurological Surgery Physician (CMS: Neurosurgery) · Neurological Surgery Physician · Seattle, WA

  • NPI 1396088431
  • Accepts Medicare
  • 14 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
550 17Th Ave Ste 540
Seattle, WA 981224470
(206) 386-3880
fax (206) 386-3882
Additional location
150 Park Ave
Florham Park, NJ 079321049
(973) 718-5800
Mailing address
Po Box 25608
Salt Lake City, UT 841250608

Credentials & registration

NPPES · NUCC
NPI registered
March 2013 — 13 yrs on file
Profile last updated
September 20, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207T00000X — NUCC code
State licenses (2)
New Jersey #25MB11056000 · Washington #OP61070406
Medicaid
WA #1396088431

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396088431. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
104
Distinct HCPCS
5
Medicare allowed
$16,343
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 39 38 $181
99214 Established patient office or other outpatient visit, 30-39 minutes 20 18 $143
99203 New patient office or other outpatient visit, 30-44 minutes 19 19 $126
99213 Established patient office or other outpatient visit, 20-29 minutes 15 13 $102
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $226

In context: peer comparison

Among 23 peers in Seattle Neurological Surgery Physician, average services per provider: 31. This provider delivers 3.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$476
Transactions
12
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 5 $318.13
Medtronic, INC. 2 $48.93
Microtransponder, INC. 1 $36.57
Nevro Corp. 1 $20.54
Orthofix Medical, INC. 1 $18.60
Bioventus LLC 1 $16.79
Janssen Pharmaceuticals, INC 1 $16.54

By nature of payment

Food and Beverage
$476

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Bailey Zampella's medical specialty?
Dr. Bailey Zampella practices Neurological Surgery Physician in Seattle, WA.
Where does Dr. Bailey Zampella practice?
Dr. Bailey Zampella practices at 550 17Th Ave Ste 540, Seattle, WA 981224470. Office phone: 2063863880.
What is Dr. Bailey Zampella's NPI?
Dr. Bailey Zampella's National Provider Identifier (NPI) is 1396088431, issued by NPPES.
Does Dr. Bailey Zampella accept Medicare assignment?
Yes. Dr. Bailey Zampella accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bailey Zampella commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.