NATHANIEL SOUTAR RIAL MD/PHD/MPH
NPI 1750510327
Internal Medicine in Apo, AA

Active since July 04, 2009PECOS EnrolledAccepts Medicare Assignment
NAVAL HOSPITAL, 100 BREWSTER BLVD, APO, AA 28547(910) 450-4159(910) 450-4194 Get Directions Write a Review

NPPES record last updated: February 4, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Nathaniel Soutar Rial Md/phd/mph NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NATHANIEL SOUTAR RIAL MD/PHD/MPH (NPI 1750510327) is an individual internal medicine provider in Apo, AA, licensed in Arizona (R71672) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, maintains a secondary practice location in Tucson, and is a graduate of University Of Arizona College Of Medicine (2009).

NPPES Registry Identity

NPI1750510327
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameNATHANIEL SOUTAR RIALCredential: MD/PHD/MPH
Location AddressNAVAL HOSPITAL, 100 BREWSTER BLVDApo, AA 28547-2538
Mailing Address100 Brewster Blvd, Naval HospitalCamp Lejeune, NC 28547-2538 · (910) 450-4159 · Fax (910) 450-4194
Fax(910) 450-4194
Sole ProprietorYes
Medical School CMSUniversity Of Arizona College Of MedicineGraduated 2009
Enumeration DateJuly 4, 2009
Last NPPES UpdateFebruary 4, 2025
NPPES CertifiedFebruary 4, 2025
NPI 1750510327 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in AZ · R71672
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

NAVAL HOSPITAL, Apo, AA 28547

Secondary Practice Location 1

Location 1350 N Wilmot RdTucson, AZ 85711-2602 · Phone (520) 296-3211

Other Identifiers 1

OtherR71672AZ · Arizona Medical Board

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Nathaniel Soutar Rial Md/phd/mph is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2769635903
PECOS Enrollment IDI20130121000107
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
408 services212 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
281 services131 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
181 services177 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
92 services89 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
35 services35 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 28547 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$125.01 typical visit price
range $54.12 – $165.09
Typical copayment $31.25 (range $13.53 – $41.27)
Most-billed visit code 99204
Established Patient
$95.94 typical visit price
range $17.21 – $134.61
Typical copayment $23.98 (range $4.30 – $33.65)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
4 suppliers95 claims95 services$15.63 avg. paid by Medicare
Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466
DME-Other DME · category DE005N
1 supplier12 claims12 services$922.57 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
5 suppliers114 claims114 services$73.57 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$34.61 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Social Worker (Clinical)
NAVAL HOSPITAL, 100 BREWSTER BLVD
CAMP LEJEUNE, NC 28547
Pharmacist
NAVAL HOSPITAL, 100 BREWSTER BLVD
CAMP LEJEUNE, NC 28547
Dentist
NAVAL HOSPITAL
CAMP LEJEUNE, NC 28547
Psychologist (Clinical)
NAVAL HOSPITAL, 100 BREWSTER BLVD
CAMP LEJEUNE, NC 28547

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nathaniel Rial's NPI number?

The NPI number for Nathaniel Rial is 1750510327. It was assigned to this individual provider in the NPPES registry on July 4, 2009.

Where is Nathaniel Rial located?

Nathaniel Rial practices at Naval Hospital 100 Brewster Blvd, Apo, AA 28547. The listed phone number is (910) 450-4159.

What is Nathaniel Rial's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Nathaniel Rial enrolled in Medicare?

Yes. Nathaniel Rial is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Nathaniel Rial accept?

Health plans from Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona, Imperial Insurance Companies, Inc. and Oscar Insurance Company list Nathaniel Rial as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Nathaniel Rial was last updated on February 4, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.