Tammy Switzer, NP
NPI 1801221569 · Nurse Practitioner · Parker, CO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tammy Switzer, NP is a Nurse Practitioner provider in Parker, CO (NPI 1801221569).
Provider details
- NPI number
- 1801221569
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- APN.0990747-NP (CO)
Specialties & taxonomies
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
12 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Furosemide | 53 |
| Empagliflozinbrand: Jardiance | 50 |
| Amlodipine Besylate | 36 |
| Levothyroxine Sodium | 35 |
| Sertraline Hcl | 30 |
| Apixabanbrand: Eliquis | 30 |
| Potassium Chloride | 29 |
| Lisinopril | 25 |
| Trazodone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-09-12
- Last updated
- 2021-08-20
- Certified
- 2021-08-20
Frequently asked questions
- What is Tammy Switzer's NPI number?
- Tammy Switzer's National Provider Identifier (NPI) is 1801221569, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Switzer's specialty?
- Tammy Switzer is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tammy Switzer located?
- Tammy Switzer's practice location on file with NPPES is 12230 Lioness Way, Parker, CO 80134-5603.
- What is Tammy Switzer's phone number?
- The practice phone number listed in the NPPES registry for Tammy Switzer is (720) 644-9355.
- Does Tammy Switzer accept Medicare?
- Tammy Switzer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tammy Switzer's NPI active?
- Yes — Tammy Switzer's NPI (1801221569) is active in the NPPES registry as of the last update on 2021-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.