Kristi Duffield, PA-C
NPI 1871700815 · Physician Assistant · Nashville, TN
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristi Duffield, PA-C is a Physician Assistant provider in Nashville, TN (NPI 1871700815).
Provider details
- NPI number
- 1871700815
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- TN 0425 (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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
420 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 247 | $69 |
| Testing for Presence of Drug, By Chemistry Analyzers80307 | 68 | $58 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 46 | $97 |
| Drug Test(s), Definitive, Utilizing (1) Drug Identification Methods Able to Identify Individual Drugs and Distinguish Between Structural Isomers (but Not Necessarily Stereoisomers), Including, But Not Limited to Gc/Ms (any Type, Single Or Tandem) and Lc/MsG0481 | 36 | $153 |
| Testing for Presence of Drug, Read By Direct Observation80305 | 23 | $11 |
Typical Medicare-allowed amounts for these services range $11–$153 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 801 | 146 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 675 | 112 |
| Gabapentin | 574 | 117 |
| Tizanidine Hcl | 196 | 48 |
| Pregabalin | 190 | 42 |
| Methocarbamol | 182 | 28 |
| Cyclobenzaprine Hcl | 153 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$947 across 40 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 3320 Perimeter Hill DrNashville, TN 37211-4123Phone: (615) 866-9040Fax: (615) 750-5756
Registry dates
- Enumerated
- 2007-05-17
- Last updated
- 2024-02-05
- Certified
- 2024-02-05
Frequently asked questions
- What is Kristi Duffield's NPI number?
- Kristi Duffield's National Provider Identifier (NPI) is 1871700815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristi Duffield's specialty?
- Kristi Duffield is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kristi Duffield located?
- Kristi Duffield's practice location on file with NPPES is 2004 Hayes St Ste 655, Nashville, TN 37203-2656.
- What is Kristi Duffield's phone number?
- The practice phone number listed in the NPPES registry for Kristi Duffield is (615) 866-9040.
- Does Kristi Duffield accept Medicare?
- Kristi Duffield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristi Duffield's NPI active?
- Yes — Kristi Duffield's NPI (1871700815) is active in the NPPES registry as of the last update on 2024-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.