Tammy Senn, CNM
NPI 1225287642 · Advanced Practice Midwife · Columbia, MD
Enrolled with Medicare as Practitioner - Certified Nurse Midwife (cnm) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tammy Senn, CNM is a Advanced Practice Midwife provider in Columbia, MD (NPI 1225287642).
Provider details
- NPI number
- 1225287642
- Entity type
- Individual
- Primary specialty
- Advanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNM
- Sex
- Female
- Sole proprietor
- No
- License
- MW010178 (DE)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
Mailing address
Registry dates
- Enumerated
- 2008-09-10
- Last updated
- 2019-03-26
Frequently asked questions
- What is Tammy Senn's NPI number?
- Tammy Senn's National Provider Identifier (NPI) is 1225287642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Senn's specialty?
- Tammy Senn is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tammy Senn located?
- Tammy Senn's practice location on file with NPPES is 10710 Charter Dr Ste 200, Columbia, MD 21044-3259.
- What is Tammy Senn's phone number?
- The practice phone number listed in the NPPES registry for Tammy Senn is (410) 997-0580.
- Does Tammy Senn accept Medicare?
- Tammy Senn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tammy Senn's NPI active?
- Yes — Tammy Senn's NPI (1225287642) is active in the NPPES registry as of the last update on 2019-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.