Keren Lefford, PA
NPI 1003815846 · Physician Assistant · Paradise Valley, AZ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keren Lefford, PA is a Physician Assistant provider in Paradise Valley, AZ (NPI 1003815846).
Provider details
- NPI number
- 1003815846
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 5601002486 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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 tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
749 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 206 | $74 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 154 | $91 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 144 | $105 |
| Automated Urinalysis Test81003 | 86 | $2 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 48 | $137 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 130 | 129 |
| Doxycycline Hyclate | 118 | 115 |
| Prednisone | 112 | 109 |
| Cephalexin | 53 | 53 |
| Cefdinir | 41 | 40 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 40 | 40 |
| Azithromycin | 36 | 35 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-14
- Last updated
- 2018-06-07
Frequently asked questions
- What is Keren Lefford's NPI number?
- Keren Lefford's National Provider Identifier (NPI) is 1003815846, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keren Lefford's specialty?
- Keren Lefford is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Keren Lefford located?
- Keren Lefford's practice location on file with NPPES is 10330 N Scottsdale Rd, Paradise Valley, AZ 85253.
- What is Keren Lefford's phone number?
- The practice phone number listed in the NPPES registry for Keren Lefford is (602) 255-7625.
- Does Keren Lefford accept Medicare?
- Keren Lefford is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keren Lefford's NPI active?
- Yes — Keren Lefford's NPI (1003815846) is active in the NPPES registry as of the last update on 2018-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.