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DR. JOHN GARY ARMSTRONG M.D.
NPI 1487948824
Surgery in Storm Lake, IA

Active since June 02, 2011PECOS EnrolledAccepts Medicare Assignment
210 EAST 5TH ST, STORM LAKE, IA 50588(712) 213-4750(712) 213-5230 Get Directions Write a Review

NPPES record last updated: March 19, 2018. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 19, 2018, Jun 23, 2017, Jun 13, 2017 (3 updates tracked since 2017).

About Dr. John Gary Armstrong M.d. NPPES

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

DR. JOHN GARY ARMSTRONG M.D. (NPI 1487948824) is an individual surgery provider in Storm Lake, Iowa, licensed in Iowa (44498) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, is affiliated with Cherokee Regional Medical Center, and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (2011).

NPPES Registry Identity

NPI1487948824
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. JOHN GARY ARMSTRONGCredential: M.D.
Location Address210 EAST 5TH STStorm Lake, IA 50588
Mailing Address1525 W 5th StStorm Lake, IA 50588 · (712) 213-4750 · Fax (712) 213-5230
Phone(712) 213-4750
Fax(712) 213-5230
Sole ProprietorNo
Medical School CMSUniversity Of Iowa, Rj & L Carver College Of MedicineGraduated 2011
Enumeration DateJune 2, 2011
Last NPPES UpdateMarch 19, 20183 updates tracked since enumeration
✔ NPI 1487948824 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in IA · 44498
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
210 EAST 5TH ST, Storm Lake, IA 50588
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica.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

Dr. John Gary Armstrong M.d. 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 ID8820222508
PECOS Enrollment IDI20170824003359
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 7

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.

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
51 services51 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
40 services40 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
30 services29 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
17 services16 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
15 services13 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
14 services14 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Cherokee Regional Medical Center

Critical Access Hospitals · Cherokee, IA
OwnershipVoluntary non-profit - Private
CMS Certification Number161362
Location300 Sioux Valley DriveCherokee, IA 51012 · Cherokee County
Emergency services Birthing friendly

Loring Hospital

Critical Access Hospitals · Sac City, IA
OwnershipVoluntary non-profit - Private
CMS Certification Number161370
Location211 Highland Avenue PO Box 217Sac City, IA 50583 · Sac County

Buena Vista Regional Medical Center

Critical Access Hospitals · Storm Lake, IA
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number161375
Location1525 West 5th StreetStorm Lake, IA 50588 · Buena Vista County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 50588 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
$81.84 typical visit price
range $52.96 – $161.40
Typical copayment $20.46 (range $13.24 – $40.35)
Most-billed visit code 99203
Established Patient
$66.36 typical visit price
range $16.91 – $131.98
Typical copayment $16.59 (range $4.22 – $32.99)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 John Armstrong's NPI number?

The NPI number for John Armstrong is 1487948824. It was assigned to this individual provider in the NPPES registry on June 2, 2011.

Where is John Armstrong located?

John Armstrong practices at 210 East 5th St, Storm Lake, IA 50588. The listed phone number is (712) 213-4750.

What is John Armstrong's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is John Armstrong enrolled in Medicare?

Yes. John Armstrong 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 John Armstrong accept?

Health plans from Medica list John Armstrong 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.

Is John Armstrong affiliated with any hospitals?

According to CMS data, John Armstrong is affiliated with Cherokee Regional Medical Center, Loring Hospital and Buena Vista Regional Medical Center.

When was this NPI record last updated?

The NPPES record for John Armstrong was last updated on March 19, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.