National Provider Identifier
Mark Jospeh Siedlecki, PT, DPT
Mark Jospeh Siedlecki, PT, DPT is listed in the NPPES registry with a primary specialty of Physical Therapist in Williamsville, NY and a listed phone number of (716) 204-3200.
Source: public NPPES record, last updated July 07, 2026. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1124689542
- Provider Type
- Individual
- Primary Specialty
- Physical Therapist
- Enumeration Date
- June 26, 2019
- Last Updated
- July 07, 2026
Practice Location
- 111 N Maplemere RD Ste 100
- Williamsville, NY 14221-3182
Phone: (716) 204-3200
Mailing Address
- 4225 Genesee St Ste 400
- Cheektowaga, NY 14225-1994
Specialties
- Physical Therapist (225100000X)
Browse Similar Providers
See more providers in the Physical Therapist classification in Buffalo, NY.
Medicare Part B Activity
Reported 638 Medicare fee-for-service service lines in 2024.
Peer comparison
Compared to Physical Therapist providers in the Buffalo, NY metro area.
This provider is in the 39th percentile for Medicare service volume.
Lower volume than many peers.
Performs 25% fewer Medicare services than the peer median.
Higher than 109 of 278 peers.
- Activity Percentile
- 39.2%
- Rank by Services
- 169 of 278
- Total Services
- 638
- Est. Allowed Value
- $16,399.62
- Dataset Year
- 2024
- 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.
Percentile distribution
Each bar represents a 10-point percentile band of peers by total Medicare services for Physical Therapist across the Buffalo, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.
Observed service range: 54 to 7,089 total Medicare services.
Top Clinical Services
- 97110: Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes
619 services | $14,576.79
- 97162: Evaluation for physical therapy, typically 30 minutes
19 services | $1,822.83
Full Record
- NPI
- 1124689542
- Entity Type
- Individual
- Last Name
- Siedlecki
- First Name
- Mark
- Middle Name
- Jospeh
- Name Prefix
- Dr.
- Credential
- PT, DPT
- Mailing Street Address
- 4225 Genesee St Ste 400
- Mailing City
- Cheektowaga
- Mailing State
- NY
- Mailing ZIP Code
- 14225-1994
- Mailing Country
- US
- Mailing Phone
- (716) 204-3200
- Mailing Fax
- (716) 204-4337
- Practice Street Address
- 111 N Maplemere RD Ste 100
- Practice City
- Williamsville
- Practice State
- NY
- Practice ZIP Code
- 14221-3182
- Practice Country
- US
- Practice Phone
- (716) 204-3200
- Practice Fax
- (716) 204-4337
- Enumeration Date
- June 26, 2019
- Last Updated
- July 07, 2026
- Sex
- Male
- Sole Proprietor
- No
- Certification Date
- July 07, 2026
- Taxonomies
- Physical Therapist (225100000X)