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William Siesel, PT
NPI 1124404918 · Specialist · Saint Petersburg, FL
William Siesel, PT is a Specialist provider in Saint Petersburg, FL (NPI 1124404918).
Provider details
- NPI number
- 1124404918
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- PT
- Sex
- Male
- Sole proprietor
- No
- License
- PT30370 (FL)
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
419 Pasadena Ave S
Saint Petersburg, FL 33707-2101
Phone: (727) 384-4600
Fax: (727) 384-4601
Street-level locationGet directions
Mailing address
419 Pasadena Ave S
Saint Petersburg, FL 33707-2101
Registry dates
- Enumerated
- 2015-08-04
- Last updated
- 2015-08-04
Frequently asked questions
- What is William Siesel's NPI number?
- William Siesel's National Provider Identifier (NPI) is 1124404918, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Siesel's specialty?
- William Siesel is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is William Siesel located?
- William Siesel's practice location on file with NPPES is 419 Pasadena Ave S, Saint Petersburg, FL 33707-2101.
- What is William Siesel's phone number?
- The practice phone number listed in the NPPES registry for William Siesel is (727) 384-4600.
- Is William Siesel's NPI active?
- Yes — William Siesel's NPI (1124404918) is active in the NPPES registry as of the last update on 2015-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.