Mark Mackay, DO
NPI 1427618735 · Family Medicine Physician · Broadway, VA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Mackay, DO is a Family Medicine Physician provider in Broadway, VA (NPI 1427618735).
Provider details
- NPI number
- 1427618735
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- BP10067503 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 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
1,642 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 641 | $123 |
| 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 | 404 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 180 | $125 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 147 | $87 |
| Administration of Influenza Virus VaccineG0008 | 77 | $31 |
| Administration of Pneumococcal Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 134 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 458 | 152 |
| Losartan Potassium | 302 | 95 |
| Lisinopril | 287 | 93 |
| Rosuvastatin Calcium | 279 | 81 |
| Amlodipine Besylate | 271 | 84 |
| Omeprazole | 268 | 78 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$31 across 1 record (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)
- 1600 Providence DrWaco, TX 76707-2261Phone: (254) 313-4200Fax: (254) 313-4549
Registry dates
- Enumerated
- 2019-06-18
- Last updated
- 2023-01-04
- Certified
- 2023-01-04
Frequently asked questions
- What is Mark Mackay's NPI number?
- Mark Mackay's National Provider Identifier (NPI) is 1427618735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Mackay's specialty?
- Mark Mackay is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Mackay located?
- Mark Mackay's practice location on file with NPPES is 13892 Timber Way, Broadway, VA 22815-3332.
- What is Mark Mackay's phone number?
- The practice phone number listed in the NPPES registry for Mark Mackay is (540) 901-0800.
- Does Mark Mackay accept Medicare?
- Mark Mackay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Mackay's NPI active?
- Yes — Mark Mackay's NPI (1427618735) is active in the NPPES registry as of the last update on 2023-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.