MARY C MARSHALL
NPI 1336502822
Internal Medicine - Gastroenterology in Mobile, AL

Q: What is Mary Marshall's NPI number?

The NPI number for Mary Marshall is 1336502822. It was assigned to this individual provider in the NPPES registry on April 1, 2016.

Q: What is Mary Marshall's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Mary Marshall was last updated on June 17, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since April 01, 2016PECOS EnrolledAccepts Medicare Assignment

96.56/100

CMS Quality Rating

75 S UNIVERSITY BLVD UNIT 6000, MOBILE, AL 36608(251) 660-5555(251) 660-5559 Get Directions Write a Review

NPPES record last updated: June 17, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 19, 2019, Apr 1, 2016 (2 updates tracked since 2016).

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About Mary C Marshall NPPES

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

MARY C MARSHALL (NPI 1336502822) is an individual gastroenterology provider in Mobile, Alabama, licensed in Alabama (MD.36662) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS and is a graduate of University Of South Alabama College Of Medicine (2016).

NPPES Registry Identity

NPI1336502822

Entity TypeIndividualFemale

Primary Taxonomy207RG0100X

Provider Legal NameMARY C MARSHALL

Location Address75 S UNIVERSITY BLVD UNIT 6000Mobile, AL 36608-3274

Mailing AddressPo Box 746450Atlanta, GA 30374-6450 · (251) 434-3626 · Fax (251) 445-2464

Phone(251) 660-5555

Fax(251) 660-5559

Sole ProprietorNo

Medical School CMSUniversity Of South Alabama College Of MedicineGraduated 2016

Enumeration DateApril 1, 2016

Last NPPES UpdateJune 17, 20222 updates tracked since enumeration

NPPES CertifiedJune 17, 2022

✔ NPI 1336502822 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in AL · MD.36662

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Also ListedInternal MedicineTaxonomy 207R00000X · License 36662 (AL)

75 S UNIVERSITY BLVD UNIT 6000, Mobile, AL 36608

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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

Mary C Marshall 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 ID1951684398

PECOS Enrollment IDI20180810002955

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 8

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.

120 services72 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.

64 services29 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.

43 services39 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.

39 services39 patients

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.

31 services30 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 36608 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

$122.31 typical visit price

range $52.65 – $161.63

Typical copayment $30.57 (range $13.16 – $40.40)

Most-billed visit code 99204

Established Patient

$93.72 typical visit price

range $16.56 – $131.65

Typical copayment $23.43 (range $4.14 – $32.91)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

96.56/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

89.76

Promoting Interoperability

100

Improvement Activities

Leave this field empty

Other Providers at the Same Location NPPES 6

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

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Internal Medicine (Gastroenterology)