Mary Mcfarlin, NURSE PRACTITIONER
NPI 1639933658 · Family Nurse Practitioner · Benson, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Mcfarlin, NURSE PRACTITIONER is a Family Nurse Practitioner provider in Benson, AZ (NPI 1639933658).
Provider details
- NPI number
- 1639933658
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NURSE PRACTITIONER
- Sex
- Female
- Sole proprietor
- No
- License
- 302523 (AZ)
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 tenure33% of score
2 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 38 | 27 |
| Atorvastatin Calcium | 26 | 20 |
| Levothyroxine Sodium | 23 | 16 |
| Lisinopril | 20 | 16 |
| Potassium Chloride | 19 | — |
| Losartan Potassium | 18 | 15 |
| Gabapentin | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$275 across 13 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
Registry dates
- Enumerated
- 2024-02-09
- Last updated
- 2024-08-28
- Certified
- 2024-08-28
Frequently asked questions
- What is Mary Mcfarlin's NPI number?
- Mary Mcfarlin's National Provider Identifier (NPI) is 1639933658, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Mcfarlin's specialty?
- Mary Mcfarlin is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Mcfarlin located?
- Mary Mcfarlin's practice location on file with NPPES is 890 W 4th St, Benson, AZ 85602-6437.
- What is Mary Mcfarlin's phone number?
- The practice phone number listed in the NPPES registry for Mary Mcfarlin is (520) 586-3664.
- Does Mary Mcfarlin accept Medicare?
- Mary Mcfarlin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Mcfarlin's NPI active?
- Yes — Mary Mcfarlin's NPI (1639933658) is active in the NPPES registry as of the last update on 2024-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.