ADAM GREGORY MARSHALL PA
NPI 1255826194
Physician Assistant in Baton Rouge, LA

Q: What is Adam Marshall's NPI number?

The NPI number for Adam Marshall is 1255826194. It was assigned to this individual provider in the NPPES registry on June 23, 2018.

Q: What is Adam Marshall's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Q: When was this NPI record last updated?

The NPPES record for Adam Marshall was last updated on January 7, 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 June 23, 2018PECOS EnrolledAccepts Medicare Assignment

8080 BLUEBONNET BLVD STE 1000, BATON ROUGE, LA 70810(225) 924-2424(225) 408-7980 Get Directions Write a Review

NPPES record last updated: January 7, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 7, 2026, Dec 17, 2025, Mar 8, 2023 and 1 more (4 updates tracked since 2018).

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About Adam Gregory Marshall Pa NPPES

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

ADAM GREGORY MARSHALL PA (NPI 1255826194) is an individual physician assistant in Baton Rouge, Louisiana, licensed in Louisiana (335428) and active in the NPI registry since June 2018. He is enrolled in Medicare PECOS, is affiliated with Baton Rouge General Medical Center, and maintains a secondary practice location in Baton Rouge.

NPPES Registry Identity

NPI1255826194

Entity TypeIndividualMale

Primary Taxonomy363A00000X

Provider Legal NameADAM GREGORY MARSHALLCredential: PA

Location Address8080 BLUEBONNET BLVD STE 1000Baton Rouge, LA 70810-7827

Mailing Address8080 Bluebonnet Blvd Ste 1000Baton Rouge, LA 70810-7827 · (225) 924-2424 · Fax (225) 408-7980

Phone(225) 924-2424

Fax(225) 408-7980

Sole ProprietorNo

Medical School CMSOtherGraduated 2022

Enumeration DateJune 23, 2018

Last NPPES UpdateJanuary 7, 20264 updates tracked since enumeration

NPPES CertifiedJanuary 7, 2026

✔ NPI 1255826194 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

License✔ Licensed in LA · 335428

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Also ListedSpecialist/Technologist · Athletic TrainerTaxonomy 2255A2300X

8080 BLUEBONNET BLVD STE 1000, Baton Rouge, LA 70810

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Secondary Practice Location 1

Location 17566 Picardy AveBaton Rouge, LA 70808-4333 · Phone (225) 765-5500 · Fax (225) 256-1400

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

Adam Gregory Marshall Pa 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 ID6305201492

PECOS Enrollment IDI20230425000297

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.

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.

48 services33 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

37 services28 patients

X-ray of shoulder, minimum of 2 views 73030

An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.

30 services13 patients

Injection, methylprednisolone acetate, 40 mg J1030

Methylprednisolone acetate is a medication given through an injection. It's a type of corticosteroid, which reduces inflammation and immune responses. It can be used to treat various conditions like arthritis, allergies, and skin diseases. This dose is 40 mg.

21 services11 patients

X-ray of knee, 4 or more views 73564

An X-ray of the knee, 4 or more views, is a non-invasive imaging test. It involves capturing multiple images of your knee from different angles. This helps in diagnosing conditions such as fractures, arthritis, or infections. The procedure is quick and painless.

15 services12 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 services14 patients

Hospital Affiliations CMS Care Compare 2

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

Baton Rouge General Medical Center

Acute Care Hospitals · Baton Rouge, LA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number190065

Location8585 Picardy AveBaton Rouge, LA 70809 · E. Baton Rouge County

Emergency services Birthing friendly

Surgical Specialty Center Of Baton Rouge

Acute Care Hospitals · Baton Rouge, LA

OwnershipPhysician

CMS Certification Number190251

Location8080 Bluebonnet BlvdBaton Rouge, LA 70810 · E. Baton Rouge County

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70810 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

$83.60 typical visit price

range $53.43 – $164.73

Typical copayment $20.90 (range $13.35 – $41.18)

Most-billed visit code 99203

Established Patient

$67.06 typical visit price

range $16.64 – $133.62

Typical copayment $16.76 (range $4.16 – $33.40)

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.

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Other Providers at the Same Location NPPES 20

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

TABITHA LYNN FRANKLIN CST/CSFA

Orthopaedic Surgery