Tammy Guidry, CRNA
NPI 1669417119 · Certified Registered Nurse Anesthetist · Knoxville, TN
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tammy Guidry, CRNA is a Certified Registered Nurse Anesthetist provider in Knoxville, TN (NPI 1669417119).
Provider details
- NPI number
- 1669417119
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Female
- Sole proprietor
- No
- License
- 11830 (TN)
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 tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
195 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Anesthesia for Nerve Block and Injection Procedure, Prone Position01992 | 44 | $117 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 36 | $43 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 34 | $57 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 30 | $66 |
| Anesthesia for Lens Surgery00142 | 27 | $96 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 12 | $52 |
Practice location
Mailing address
Additional practice locations (2)
- 256 Fort Sanders West BlvdKnoxville, TN 37922-3355Phone: (865) 244-4580
- 1901 W Clinch AveKnoxville, TN 37916-2307Phone: (865) 541-1111
Registry dates
- Enumerated
- 2006-06-18
- Last updated
- 2018-05-15
Frequently asked questions
- What is Tammy Guidry's NPI number?
- Tammy Guidry's National Provider Identifier (NPI) is 1669417119, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Guidry's specialty?
- Tammy Guidry is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tammy Guidry located?
- Tammy Guidry's practice location on file with NPPES is 501 20th St, Knoxville, TN 37916.
- What is Tammy Guidry's phone number?
- The practice phone number listed in the NPPES registry for Tammy Guidry is (865) 546-8040.
- Does Tammy Guidry accept Medicare?
- Tammy Guidry is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tammy Guidry's NPI active?
- Yes — Tammy Guidry's NPI (1669417119) is active in the NPPES registry as of the last update on 2018-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.