Quick answers
- Does John H. Barrow Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says John H. Barrow Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does John H. Barrow Jr. see?
- In 2024, CMS data shows 383 Original Medicare patients and 8,404 services for John H. Barrow Jr.. This counts Original Medicare only and measures volume, not quality.
- What is John H. Barrow Jr.'s NPI number?
- 1821037417. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for John H. Barrow Jr., data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 383 |
|---|---|
| Services billed to Medicare | 8,404 |
| Different services or procedures | 50 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Injection, denosumab, 1 mg (J0897)7,200 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)336 services
- Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)123 services
- Injection of drug or substance under skin or into muscle (96372)120 services
- Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)117 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure66%
- High cholesterol63%
- Arthritis42%
- Osteoporosis34%
- Depression28%
- Anxiety26%
Hospitals where John H. Barrow Jr. works
Medicare's Facility Affiliation Data lists John H. Barrow Jr. at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Baxter HealthMountain Home, AR · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 040027
Practice locations
Addresses where John H. Barrow Jr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 628 Hospital Dr, 2aMountain Home, AR 72653
- 628 Hospital Dr, Suite 2aMountain Home, AR 72653 (870) 425‑7300
Group practices
Medicare enrollment lists John H. Barrow Jr. as a member of this group (CMS data updated October 2, 2026).
- J Harley Barrow Jr MD PLLC2 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Arkansas
Clinicians with the same Medicare primary specialty in Arkansas — not a recommendation.
Other clinicians in J Harley Barrow Jr MD PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Arkansas College Of Medicine |
| Graduation year | 2001 (25 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821037417 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians