National Provider Identifier
Christien Eileen Olewniczak, NURSE PRACTITIONER
Christien Eileen Olewniczak, NURSE PRACTITIONER is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner in Lancaster, NY and a listed phone number of (716) 572-5946.
Source: public NPPES record, last updated July 14, 2023. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1609498658
- Provider Type
- Individual
- Primary Specialty
- Family Nurse Practitioner
- Enumeration Date
- May 13, 2020
- Last Updated
- July 14, 2023
Practice Location
- 3592 Walden Ave Apt 3
- Lancaster, NY 14086-1267
Phone: (716) 572-5946
Specialties
- Family Nurse Practitioner (363LF0000X)
Browse Similar Providers
See more Family providers in Lancaster, NY.
Medicare Part B Activity
Reported 1,002 Medicare fee-for-service service lines in 2023.
Peer comparison
Compared to Nurse Practitioner providers in the Buffalo, NY metro area.
This provider is in the 95th percentile for Medicare service volume.
Among the highest-volume peers.
Performs 606% more Medicare services than the peer median.
Higher than 720 of 761 peers.
- Activity Percentile
- 94.6%
- Rank by Services
- 41 of 761
- Total Services
- 1,002
- Est. Allowed Value
- $82,327.21
- Dataset Year
- 2023
- Drug Code Share
- 0.0%
Estimated allowed value reflects Medicare fee-for-service allowed amounts only. It does not include Medicare Advantage, commercial insurance, cash-pay services, or employment compensation.
Peers are grouped by the broader Nurse Practitioner classification rather than the exact subspecialty label shown elsewhere on the page.
Percentile distribution
Each bar represents a 10-point percentile band of peers by total Medicare services for Nurse Practitioner across the Buffalo, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.
Observed service range: 11 to 9,085 total Medicare services.
Top Clinical Services
- 99309: Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes
499 services | $43,128.73
- 99308: Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes
175 services | $10,604.17
- 99214: Established patient office or other outpatient visit, 30-39 minutes
119 services | $12,401.18
- 99310: Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes
56 services | $6,994.96
- G0317: Prolonged nursing facility evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualifi
54 services | $1,343.52
Full Record
- NPI
- 1609498658
- Entity Type
- Individual
- Last Name
- Olewniczak
- First Name
- Christien
- Middle Name
- Eileen
- Credential
- NURSE PRACTITIONER
- Mailing Street Address
- 3592 Walden Ave Apt 3
- Mailing City
- Lancaster
- Mailing State
- NY
- Mailing ZIP Code
- 14086-1267
- Mailing Country
- US
- Mailing Phone
- (716) 572-5946
- Practice Street Address
- 3592 Walden Ave Apt 3
- Practice City
- Lancaster
- Practice State
- NY
- Practice ZIP Code
- 14086-1267
- Practice Country
- US
- Practice Phone
- (716) 572-5946
- Enumeration Date
- May 13, 2020
- Last Updated
- July 14, 2023
- Sex
- Female
- Sole Proprietor
- No
- Certification Date
- July 14, 2023
- updated_by_file
- npidata_pfile_20050523-20260308.csv
- Taxonomies
- Family Nurse Practitioner (363LF0000X)