ASHLEY J LARSEN PAC
NPI 1144301458
Physician Assistant - Medical in Ocean Springs, MS

Q: What is Ashley Larsen's NPI number?

The NPI number for Ashley Larsen is 1144301458. It was assigned to this individual provider in the NPPES registry on October 17, 2006.

Q: What is Ashley Larsen's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Q: When was this NPI record last updated?

The NPPES record for Ashley Larsen was last updated on April 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 October 17, 2006PECOS EnrolledAccepts Medicare Assignment

3635 BIENVILLE BLVD, OCEAN SPRINGS, MS 39564(228) 872-1951(228) 875-9998 Get Directions Write a Review

NPPES record last updated: April 16, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 16, 2026, May 9, 2018 (2 updates tracked since 2018).

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About Ashley J Larsen Pac NPPES

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

ASHLEY J LARSEN PAC (NPI 1144301458) is an individual medical provider in Ocean Springs, Mississippi, licensed in Mississippi (PA00156) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS, is affiliated with Singing River Health System, and is a graduate of University Of South Alabama College Of Medicine (2005).

NPPES Registry Identity

NPI1144301458

Entity TypeIndividualFemale

Primary Taxonomy363AM0700X

Provider Legal NameASHLEY J LARSENCredential: PAC

Location Address3635 BIENVILLE BLVDOcean Springs, MS 39564-5711

Mailing Address2101 Highway 90Gautier, MS 39553-5340 · (228) 872-1951 · Fax (228) 875-9998

Phone(228) 872-1951

Fax(228) 875-9998

Sole ProprietorNo

Medical School CMSUniversity Of South Alabama College Of MedicineGraduated 2005

Enumeration DateOctober 17, 2006

Last NPPES UpdateApril 16, 20262 updates tracked since enumeration

NPPES CertifiedApril 16, 2026

✔ NPI 1144301458 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AM0700X

Licenses✔ Licensed in MS · PA00156✔ Licensed in AL · PA-519

Also ListedPhysician Assistant · SurgicalTaxonomy 363AS0400X · License 200067 (LA)

Also ListedNurse Practitioner · Critical Care MedicineTaxonomy 363LC0200X · License PA00156 (MS)

3635 BIENVILLE BLVD, Ocean Springs, MS 39564

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Other Identifiers 3

Medicaid06105593MS

Medicaid1371866LA

Other302I970729MS · Medicare

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 Magnolia Health and more.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

Ashley J Larsen Pac 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 ID4385654466

PECOS Enrollment IDI20110920000441

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 4

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.

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.

292 services251 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.

149 services139 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

44 services44 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.

12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Singing River Health System

Acute Care Hospitals · Pascagoula, MS

2/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number250040

Location2809 Denny AvenuePascagoula, MS 39581 · Jackson County

Emergency services Birthing friendly

Singing River Gulfport

Acute Care Hospitals · Gulfport, MS

1/5 CMS rating

OwnershipProprietary

CMS Certification Number250123

Location15200 Community RoadGulfport, MS 39503 · Harrison County

Emergency services

Referred Medical Equipment & Supplies CMS DME claims 25

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

11 suppliers135 claims135 services$37.52 avg. paid by Medicare

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

DME-Other DME · category DE001N

11 suppliers145 claims145 services$91.65 avg. paid by Medicare

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

DME-Other DME · category DE001N

10 suppliers133 claims333 services$33.85 avg. paid by Medicare

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

DME-Other DME · category DE001N

8 suppliers69 claims359 services$19.60 avg. paid by Medicare

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

DME-Other DME · category DE001N

6 suppliers46 claims240 services$14.72 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

9 suppliers113 claims113 services$54.78 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

12 suppliers175 claims175 services$18.25 avg. paid by Medicare

Tubing used with positive airway pressure device A7037

DME-Other DME · category DE001N

8 suppliers115 claims115 services$15.35 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

13 suppliers242 claims1,404 services$2.30 avg. paid by Medicare

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

DME-Other DME · category DE001N

7 suppliers14 claims14 services$6.55 avg. paid by Medicare

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

DME-Other DME · category DE001N

10 suppliers109 claims109 services$11.85 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

5 suppliers69 claims69 services$22.28 avg. paid by Medicare

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

DME-Oxygen and Supplies · category DC000N

2 suppliers11 claims11 services$38.21 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 suppliers21 claims21 services$773.88 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

4 suppliers48 claims48 services$89.38 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

6 suppliers49 claims49 services$144.80 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

2 suppliers27 claims27 services$6.10 avg. paid by Medicare

Continuous positive airway pressure (cpap) device E0601

DME-Other DME · category DE001N

7 suppliers348 claims348 services$36.27 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

9 suppliers216 claims216 services$88.42 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

4 suppliers103 claims103 services$31.98 avg. paid by Medicare

Formoterol fumarate, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 20 micrograms J7606

DME-Drugs Administered Through DME · category DG006N

3 suppliers26 claims1,530 services$6.69 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

3 suppliers27 claims1,590 services$0.82 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

2 suppliers18 claims94,500 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 supplier16 claims16 services$32.07 avg. paid by Medicare

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

DME-Other DME · category DE000N

7 suppliers41 claims41 services$24.66 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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Other Providers at the Same Location NPPES 17

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

ROBERT EDWARD TERRELL M.D.

Family Medicine (Sports Medicine)

3635 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564

Jackson County (228) 875-1849

LAURA ANN BRANDLE ACNP

Nurse Practitioner (Acute Care)

3635 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564

Jackson County (228) 872-1951

CHRISTINA JEAN BROWN RN, CDCES

Registered Nurse (Diabetes Educator)

3635 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564

Jackson County (228) 872-1951

SKYLAR TROSCLAIR

Nurse Practitioner (Family)

3635 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564

Jackson County (228) 872-1951

BISHAL GYAWALI MD

Internal Medicine (Pulmonary Disease)

3635 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564

Jackson County (228) 872-1951

DR. DIPTI BARAL MBBS

Internal Medicine (Pulmonary Disease)

3635 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564

Jackson County (228) 872-1951

MARTIN SENITKO M.D.

Internal Medicine (Critical Care Medicine)

3635 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564

Jackson County (228) 872-1951

JERROD TAYLOR MD

Internal Medicine (Pulmonary Disease)

3635 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564

Jackson County (228) 872-1951

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 Ashley Larsen's NPI number?

The NPI number for Ashley Larsen is 1144301458. It was assigned to this individual provider in the NPPES registry on October 17, 2006.

Where is Ashley Larsen located?

Ashley Larsen practices at 3635 Bienville Blvd, Ocean Springs, MS 39564. The listed phone number is (228) 872-1951.

What is Ashley Larsen's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Ashley Larsen enrolled in Medicare?

Yes. Ashley Larsen 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 Ashley Larsen accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter of Alabama and Ambetter of Tennessee and 3 other insurers list Ashley Larsen 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 Ashley Larsen affiliated with any hospitals?

According to CMS data, Ashley Larsen is affiliated with Singing River Health System and Singing River Gulfport.

When was this NPI record last updated?

The NPPES record for Ashley Larsen was last updated on April 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.