MITCHELL AMOS AHRENS MD
NPI 1407967235
Internal Medicine - Pulmonary Disease in Springfield, MO

Q: What is Mitchell Ahrens's NPI number?

The NPI number for Mitchell Ahrens is 1407967235. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Q: What is Mitchell Ahrens's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Q: When was this NPI record last updated?

The NPPES record for Mitchell Ahrens was last updated on April 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since August 31, 2006PECOS EnrolledAccepts Medicare Assignment

3800 S NATIONAL AVE STE 510, SPRINGFIELD, MO 65807(417) 875-3160 Get Directions Write a Review

NPPES record last updated: April 8, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 8, 2026, Dec 27, 2018, Jun 22, 2017 (3 updates tracked since 2017).

On this page

About Mitchell Amos Ahrens Md NPPES

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

MITCHELL AMOS AHRENS MD (NPI 1407967235) is an individual pulmonary disease provider in Springfield, Missouri, licensed in Missouri (2008003417) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Cox Medical Centers, and is a graduate of University Of Arkansas College Of Medicine (2002).

NPPES Registry Identity

NPI1407967235

Entity TypeIndividualMale

Primary Taxonomy207RP1001X

Provider Legal NameMITCHELL AMOS AHRENSCredential: MD

Location Address3800 S NATIONAL AVE STE 510Springfield, MO 65807-5284

Mailing AddressPo Box 9007Springfield, MO 65807-9007 · (417) 823-3462

Phone(417) 875-3160

Sole ProprietorNo

Medical School CMSUniversity Of Arkansas College Of MedicineGraduated 2002

Enumeration DateAugust 31, 2006

Last NPPES UpdateApril 8, 20263 updates tracked since enumeration

NPPES CertifiedApril 8, 2026

✔ NPI 1407967235 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

License✔ Licensed in MO · 2008003417

Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Also ListedInternal MedicineTaxonomy 207R00000X · License 26659 (AL)

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 2008003417 (MO)

3800 S NATIONAL AVE STE 510, Springfield, MO 65807

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Other Identifiers 1

Medicaid204940704MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mitchell Amos Ahrens Md 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 ID9931288073

PECOS Enrollment IDI20080430000896, I20120207000231

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.

Medicare Billing Reassignments

Medicare enrollment records show Mitchell Ahrens reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Lester E Cox Medical Centers

Same address

Pulmonary Disease

3800 S NATIONAL AVE STE 510
Springfield, MO 65807

Reassigned Medicare billing, Arkansas and Missouri enrollments
Also billed through NPI 1467667980 (Missouri)

NPI 1285389668 (417) 875-3000

Select Specialty Hospital Springfield Inc

0.6 mi

Rehabilitation Unit

1630 EAST PRIMROSE STREET, SUITE 2
Springfield, MO 65804

Reassigned Medicare billing, Missouri enrollment
23 clinicians in this Medicare group

NPI 1013642388 (717) 972-1100

North Arkansas Regional Medical Center

64 mi

Hospitalist

620 N MAIN ST STE 2B
Harrison, AR 72601

Reassigned Medicare billing, Arkansas enrollment
45 clinicians in this Medicare group

NPI 1376817304 (870) 414-4000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 16

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.

Test to determine lung volumes using gas dilution or washout 94727

This test measures lung volumes by either diluting or washing out a known amount of gas in your lungs. You'll breathe in a harmless gas, then exhale. The exhaled air is analyzed to assess your lung capacity and function.

159 services157 patients

Test to examine how well the lungs exchange gases 94729

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

159 services157 patients

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.

128 services38 patients

Sleep study in sleep lab with continuous airway pressure (6 years or older) 95811

A sleep study in a sleep lab with continuous airway pressure is a test for individuals aged 6 and above. It monitors your sleep patterns to check for disorders like sleep apnea. Continuous airway pressure helps keep your airways open while you sleep, improving your breathing.

118 services115 patients

Test to measure expiratory airflow and volume changes before and after medication administration 94060

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

109 services107 patients

Sleep study including heart rate, breathing, airflow, and effort 95806

A sleep study monitors your heart rate, breathing patterns, airflow, and physical effort while you sleep. It helps identify sleep disorders by tracking your sleep stages and cycles. This data aids doctors in diagnosing and treating sleep-related issues.

102 services99 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.

94 services51 patients

Sleep study in sleep lab (6 years or older) 95810

A sleep study in a sleep lab is a non-invasive overnight test that monitors your body while you sleep. It helps doctors understand your sleep patterns and identify any issues like sleep apnea or insomnia. You'll be connected to equipment that tracks your heart rate, brain waves, breathing, and movements.

87 services87 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.

87 services80 patients

Test to measure expiratory airflow and volume 94010

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

68 services67 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

64 services33 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.

58 services54 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.

31 services31 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

18 services17 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.

15 services14 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

15 services13 patients

Hospital Affiliations CMS Care Compare 3

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

Cox Medical Centers

Acute Care Hospitals · Springfield, MO

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260040

Location3801 South National AvenueSpringfield, MO 65807 · Greene County

Emergency services Birthing friendly

Cox Medical Center Branson

Acute Care Hospitals · Branson, MO

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260094

Location525 Branson Landing Blvd, PO Box 650Branson, MO 65615 · Taney County

Emergency services Birthing friendly

Cox Monett Hospital

Critical Access Hospitals · Monett, MO

OwnershipVoluntary non-profit - Private

CMS Certification Number261329

Location1000 E Us Highway 60Monett, MO 65708 · Barry County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 65807 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

$121.96 typical visit price

range $52.28 – $161.24

Typical copayment $30.49 (range $13.07 – $40.31)

Most-billed visit code 99204

Established Patient

$93.24 typical visit price

range $16.30 – $131.05

Typical copayment $23.31 (range $4.07 – $32.76)

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 34

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

Tubing with integrated heating element for use with positive airway pressure device A4604

DME-Other DME · category DE001N

15 suppliers111 claims111 services$37.56 avg. paid by Medicare

Administration set, with small volume nonfiltered pneumatic nebulizer, disposable A7003

DME-Other DME · category DE000N

6 suppliers15 claims32 services$1.52 avg. paid by Medicare

Full face mask used with positive airway pressure device, each A7030

DME-Other DME · category DE001N

19 suppliers102 claims102 services$95.09 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

17 suppliers105 claims296 services$36.95 avg. paid by Medicare

Cushion for use on nasal mask interface, replacement only, each A7032

DME-Other DME · category DE001N

10 suppliers58 claims316 services$18.52 avg. paid by Medicare

Pillow for use on nasal cannula type interface, replacement only, pair A7033

DME-Other DME · category DE001N

11 suppliers44 claims252 services$15.10 avg. paid by Medicare

Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034

DME-Other DME · category DE001N

17 suppliers104 claims104 services$59.56 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

24 suppliers128 claims128 services$20.10 avg. paid by Medicare

Chinstrap used with positive airway pressure device A7036

DME-Other DME · category DE001N

7 suppliers18 claims18 services$10.57 avg. paid by Medicare

Tubing used with positive airway pressure device A7037

DME-Other DME · category DE001N

21 suppliers97 claims97 services$17.94 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

23 suppliers206 claims1,089 services$2.51 avg. paid by Medicare

Filter, non disposable, used with positive airway pressure device A7039

DME-Other DME · category DE001N

8 suppliers19 claims19 services$6.61 avg. paid by Medicare

Water chamber for humidifier, used with positive airway pressure device, replacement, each A7046

DME-Other DME · category DE001N

19 suppliers85 claims85 services$12.24 avg. paid by Medicare

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

8 suppliers58 claims60 services$18.32 avg. paid by Medicare

Stationary oxygen contents, liquid, 1 month's supply = 1 unit E0442

DME-Oxygen and Supplies · category DC000N

1 supplier11 claims11 services$55.30 avg. paid by Medicare

Portable oxygen contents, gaseous, 1 month's supply = 1 unit E0443

DME-Oxygen and Supplies · category DC000N

2 suppliers14 claims14 services$49.16 avg. paid by Medicare

Portable oxygen contents, liquid, 1 month's supply = 1 unit E0444

DME-Oxygen and Supplies · category DC000N

1 supplier11 claims11 services$53.02 avg. paid by Medicare

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466

DME-Other DME · category DE005N

2 suppliers14 claims14 services$838.89 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, without backup rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0470

DME-Other DME · category DE001N

3 suppliers24 claims24 services$99.89 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, with back-up rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0471

DME-Other DME · category DE001N

2 suppliers36 claims36 services$278.61 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

4 suppliers12 claims12 services$154.35 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

4 suppliers60 claims62 services$13.94 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

7 suppliers74 claims74 services$6.61 avg. paid by Medicare

Continuous positive airway pressure (cpap) device E0601

DME-Other DME · category DE001N

10 suppliers121 claims124 services$40.19 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

17 suppliers201 claims204 services$97.36 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

7 suppliers44 claims44 services$35.61 avg. paid by Medicare

Arformoterol, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 15 micrograms J7605

DME-Drugs Administered Through DME · category DG006N

7 suppliers72 claims4,290 services$4.49 avg. paid by Medicare

Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg J7613

DME-Drugs Administered Through DME · category DG006N

11 suppliers39 claims5,927 services$0.03 avg. paid by Medicare

Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620

DME-Drugs Administered Through DME · category DG006N

8 suppliers47 claims4,295 services$0.09 avg. paid by Medicare

Budesonide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, up to 0.5 mg J7626

DME-Drugs Administered Through DME · category DG000N

7 suppliers55 claims3,510 services$0.82 avg. paid by Medicare

Ipratropium bromide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, per milligram J7644

DME-Drugs Administered Through DME · category DG006N

2 suppliers11 claims371 services$0.16 avg. paid by Medicare

Revefenacin inhalation solution, fda-approved final product, non-compounded, administered through dme, 1 microgram J7677

DME-Drugs Administered Through DME · category DG006N

4 suppliers28 claims147,000 services$0.15 avg. paid by Medicare

Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738

DME-Oxygen and Supplies · category DC000N

1 supplier12 claims12 services$35.44 avg. paid by Medicare

Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513

DME-Other DME · category DE000N

19 suppliers109 claims109 services$25.11 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 16

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

MRS. CASSONDRA DAWN SIMMONEAU NP

Nurse Practitioner

3800 S NATIONAL AVE STE 510
SPRINGFIELD, MO 65807

Greene County (417) 875-3000

MR. JASON SHAVER PA-C

Physician Assistant

3800 S NATIONAL AVE STE 510
SPRINGFIELD, MO 65807

Greene County (417) 875-3114

DR. ANEES F AFROZE M.D

Internal Medicine (Pulmonary Disease)

3800 S NATIONAL AVE STE 510
SPRINGFIELD, MO 65807

Greene County (417) 875-3549

MISS HAFIZA SOBIA ARSHAD M.D.

Internal Medicine (Pulmonary Disease)

3800 S NATIONAL AVE STE 510
SPRINGFIELD, MO 65807

Greene County (417) 875-3000

MRS. MELANIE CHISAM P.A.

Physician Assistant (Medical)

3800 S NATIONAL AVE STE 510
SPRINGFIELD, MO 65807

Greene County (417) 875-3114

LESTER E COX MEDICAL CENTERS

Internal Medicine (Pulmonary Disease)

3800 S NATIONAL AVE STE 510
SPRINGFIELD, MO 65807

Greene County (417) 875-3000

TERRENCE D COULTER MD

Internal Medicine (Pulmonary Disease)

3800 S NATIONAL AVE STE 510
SPRINGFIELD, MO 65807

Greene County (417) 875-3411

SUSAN NICOLE JONES NP

Nurse Practitioner

3800 S NATIONAL AVE STE 510
SPRINGFIELD, MO 65807

Greene County (417) 875-3000

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 Mitchell Ahrens's NPI number?

The NPI number for Mitchell Ahrens is 1407967235. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Where is Mitchell Ahrens located?

Mitchell Ahrens practices at 3800 S National Ave Ste 510, Springfield, MO 65807. The listed phone number is (417) 875-3160.

What is Mitchell Ahrens's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Mitchell Ahrens enrolled in Medicare?

Yes. Mitchell Ahrens 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.

Which organizations bill Medicare for Mitchell Ahrens's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mitchell Ahrens reassigns Medicare benefits to 3 organizations: Lester E Cox Medical Centers (Springfield, MO), Select Specialty Hospital Springfield Inc (Springfield, MO) and North Arkansas Regional Medical Center (Harrison, AR). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mitchell Ahrens's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mitchell Ahrens accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 6 other insurers list Mitchell Ahrens 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 Mitchell Ahrens affiliated with any hospitals?

According to CMS data, Mitchell Ahrens is affiliated with Cox Medical Centers, Cox Medical Center Branson and Cox Monett Hospital.

When was this NPI record last updated?

The NPPES record for Mitchell Ahrens was last updated on April 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.