Mackenzie Haas
NPI 1225655095 · Family Nurse Practitioner · Nashville, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mackenzie Haas is a Family Nurse Practitioner provider in Nashville, TN (NPI 1225655095).
Provider details
- NPI number
- 1225655095
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 28464 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
150 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 75 | $90 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 34 | $13 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 26 | $101 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 15 | $56 |
Typical Medicare-allowed amounts for these services range $13–$101 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 83 | 37 |
| Levothyroxine Sodium | 60 | 25 |
| Amlodipine Besylate | 49 | 21 |
| Omeprazole | 47 | 20 |
| Trazodone Hcl | 39 | 14 |
| Losartan Potassium | 38 | 17 |
| Clonazepam |
Practice location
Mailing address
Additional practice locations (1)
- 3300 W End Ave Apt 402Nashville, TN 37203-1021Phone: (303) 775-7688
Registry dates
- Enumerated
- 2020-06-28
- Last updated
- 2025-01-30
- Certified
- 2025-01-30
Frequently asked questions
- What is Mackenzie Haas's NPI number?
- Mackenzie Haas's National Provider Identifier (NPI) is 1225655095, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mackenzie Haas's specialty?
- Mackenzie Haas is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mackenzie Haas located?
- Mackenzie Haas's practice location on file with NPPES is 3601 the Vanderbilt Clinic, Nashville, TN 37232-1021.
- What is Mackenzie Haas's phone number?
- The practice phone number listed in the NPPES registry for Mackenzie Haas is (615) 322-3000.
- Does Mackenzie Haas accept Medicare?
- Mackenzie Haas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mackenzie Haas's NPI active?
- Yes — Mackenzie Haas's NPI (1225655095) is active in the NPPES registry as of the last update on 2025-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.