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MARIALAINA CARTER DO
NPI 1104520352
Internal Medicine in Mobile, AL

Active since March 29, 2023PECOS EnrolledAccepts Medicare Assignment
4402 OLD SHELL RD, MOBILE, AL 36608(251) 633-0123 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 6, 2026, Oct 12, 2023, Mar 29, 2023 (3 updates tracked since 2023).

About Marialaina Carter Do NPPES

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

MARIALAINA CARTER DO (NPI 1104520352) is an individual internal medicine provider in Mobile, Alabama, licensed in Alabama (L.5951R) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1104520352
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMARIALAINA CARTERCredential: DO
Location Address4402 OLD SHELL RDMobile, AL 36608-1912
Mailing Address4402 Old Shell RdMobile, AL 36608-1912
Phone(251) 633-0123
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMarch 29, 2023
Last NPPES UpdateJuly 6, 20263 updates tracked since enumeration
NPPES CertifiedJuly 6, 2026
✔ NPI 1104520352 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in AL · L.5951R
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
4402 OLD SHELL RD, Mobile, AL 36608
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter of Alabama, Ambetter of Tennessee 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

Marialaina Carter Do 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 ID4688036817
PECOS Enrollment IDI20251205004023
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

4

Medicare enrollment records show Marialaina Carter reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Gmuc Of Springhill LLC
Same address
Family Medicine
4402 OLD SHELL RD
Mobile, AL 36608
  • Reassigned Medicare billing, Alabama enrollment
  • 90 clinicians in this Medicare group
NPI 1952617508 (251) 633-0123
Greater Mobile Urgent Care
6.2 mi
Family Medicine
2350 SCHILLINGER ROAD SOUTH, SUITE A
Mobile, AL 36695
  • Reassigned Medicare billing, Alabama enrollment
  • 92 clinicians in this Medicare group
NPI 1801063938 (251) 633-0123
Gmuc Of Saraland
7.8 mi
Family Medicine
1114 SHELTON BEACH RD
Saraland, AL 36571
  • Reassigned Medicare billing, Alabama enrollment
  • 54 clinicians in this Medicare group
NPI 1396161758 (251) 633-0123
Gmuc Of Citronelle LLC
28 mi
Family Medicine
19355 N 3RD ST, SUITE 104
Citronelle, AL 36522
  • Reassigned Medicare billing, Alabama enrollment
  • 59 clinicians in this Medicare group
NPI 1164794343 (251) 633-0123

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

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.

Other Providers at the Same Location NPPES 3

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

SAVANNAH HARDIN
Physician Assistant
4402 OLD SHELL RD
MOBILE, AL 36608
Mobile County (251) 633-0123
MRS. KENDALL BRUNS WHIGHAM FNP-C
Nurse Practitioner (Family)
4402 OLD SHELL RD
MOBILE, AL 36608
Mobile County (251) 633-0123
GMUC OF SPRINGHILL LLC
Family Medicine
4402 OLD SHELL RD
MOBILE, AL 36608
Mobile County (251) 633-0123

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 Marialaina Carter's NPI number?

The NPI number for Marialaina Carter is 1104520352. It was assigned to this individual provider in the NPPES registry on March 29, 2023.

Where is Marialaina Carter located?

Marialaina Carter practices at 4402 Old Shell Rd, Mobile, AL 36608. The listed phone number is (251) 633-0123.

What is Marialaina Carter's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Marialaina Carter enrolled in Medicare?

Yes. Marialaina Carter 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 Marialaina Carter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marialaina Carter reassigns Medicare benefits to 4 organizations: Gmuc Of Springhill LLC (Mobile, AL), Greater Mobile Urgent Care (Mobile, AL), Gmuc Of Saraland (Saraland, AL) and Gmuc Of Citronelle LLC (Citronelle, AL). 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 Marialaina Carter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marialaina Carter accept?

Health plans from Ambetter Health, Ambetter of Alabama, Ambetter of Tennessee and Blue Cross and Blue Shield of Alabama list Marialaina Carter 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.

When was this NPI record last updated?

The NPPES record for Marialaina Carter was last updated on July 6, 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.