Tammy Boylan, BS
NPI 1083140156 · Case Manager/Care Coordinator · Stillwater, OK
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tammy Boylan, BS is a Case Manager/Care Coordinator provider in Stillwater, OK (NPI 1083140156).
Provider details
- NPI number
- 1083140156
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Credential
- BS
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
83% 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
Mailing address
Registry dates
- Enumerated
- 2017-05-10
- Last updated
- 2022-07-21
Frequently asked questions
- What is Tammy Boylan's NPI number?
- Tammy Boylan's National Provider Identifier (NPI) is 1083140156, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Boylan's specialty?
- Tammy Boylan is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Tammy Boylan located?
- Tammy Boylan's practice location on file with NPPES is 421 E Thomas Ave, Stillwater, OK 74075-2600.
- What is Tammy Boylan's phone number?
- The practice phone number listed in the NPPES registry for Tammy Boylan is (405) 372-2202.
- Does Tammy Boylan accept Medicare?
- Tammy Boylan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tammy Boylan's NPI active?
- Yes — Tammy Boylan's NPI (1083140156) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.