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DAVID ALBERT GREMSE M.D.
NPI 1750369468
Pediatrics - Pediatric Gastroenterology in Mobile, AL

Active since January 03, 2006PECOS Enrolled
96.56/100
CMS Quality Rating
1601 CENTER STREET, STE. 1S, MOBILE, AL 36604(251) 410-5437(251) 434-3852 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 7, 2023, Mar 1, 2017 (2 updates tracked since 2017).

About David Albert Gremse M.d. NPPES

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

DAVID ALBERT GREMSE M.D. (NPI 1750369468) is an individual pediatric gastroenterology provider in Mobile, Alabama, licensed in Alabama (11501) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1750369468
Entity TypeIndividualMale
Primary Taxonomy2080P0206X
Provider Legal NameDAVID ALBERT GREMSECredential: M.D.
Location Address1601 CENTER STREET, STE. 1SMobile, AL 36604-3207
Mailing AddressPo Box 40480Mobile, AL 36640-0480 · (251) 410-5437 · Fax (251) 434-3852
Phone(251) 410-5437
Fax(251) 434-3852
Sole ProprietorNo
Enumeration DateJanuary 3, 2006
Last NPPES UpdateMarch 7, 20232 updates tracked since enumeration
✔ NPI 1750369468 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0206X
Licenses✔ Licensed in AL · 11501✔ Licensed in NV · 10748
Definition
A pediatrician who specializes in the diagnosis and treatment of diseases of the digestive systems of infants, children and adolescents. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using lighted scopes to see internal organs.
Also ListedPediatricsTaxonomy 208000000X · License 10748 (NV)
1601 CENTER STREET, Mobile, AL 36604
Open in Google Maps ↗

Other Identifiers 2

OtherCS12095NE · State Pharmacy
Medicaid100502190NE

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 Health 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 (PECOS)

David Albert Gremse M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

2

Medicare enrollment records show David Gremse reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Usa Health Physician Billing Services LLC
Same address
Obstetrics & Gynecology
1601 CENTER ST
Mobile, AL 36604
  • Reassigned Medicare billing, Alabama enrollment
  • 857 clinicians in this Medicare group
NPI 1013574722 (251) 415-1496
University Of South Alabama
1.6 mi
Clinical Medical Laboratory
2451 UNIVERSITY HOSPITAL DR
Mobile, AL 36617
  • Reassigned Medicare billing, Alabama enrollment
  • 394 clinicians in this Medicare group
NPI 1497859052 (251) 471-7000

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 36604 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
Quality89.76
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 18

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

DR. JUAN GONZALO OCHOA MD
Psychiatry & Neurology (Neurology)
1601 CENTER STREET, STE. 2S
MOBILE, AL 36604
Mobile County (251) 660-5108
DR. ANANTHASEKAR PONNAMBALAM M.D.
Pediatrics (Pediatric Gastroenterology)
1601 CENTER STREET, SUITE 1S
MOBILE, AL 36604
Mobile County (251) 410-5437
REGENA SIMPSON W.H.N.P
Nurse Practitioner (Women's Health)
1601 CENTER STREET, STE 3S
MOBILE, AL 36604
Mobile County (251) 415-1496
MRS. TAMI TATE GREEN CRNP, CDE
Nurse Practitioner (Family)
1601 CENTER STREET, STE 1S
MOBILE, AL 36604
Mobile County (251) 410-5437
KAREN D. CRISSINGER MD
Pediatrics (Pediatric Gastroenterology)
1601 CENTER STREET, SUITE 1S
MOBILE, AL 36604
Mobile County (251) 410-5437
DEAN K NARITOKU M.D.
Psychiatry & Neurology (Neurology)
1601 CENTER STREET, STE. 2S
MOBILE, AL 36604
Mobile County (251) 660-5108
LAURA ELIZABETH MINTO MD
Psychiatry & Neurology (Neurology)
1601 CENTER STREET, STE. 2S
MOBILE, AL 36604
Mobile County (251) 660-5108
ANNE-MARIE DORE KAULFERS M.D.
Pediatrics (Pediatric Endocrinology)
1601 CENTER STREET, STE 1S
MOBILE, AL 36604
Mobile County (251) 410-5437

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 David Gremse's NPI number?

The NPI number for David Gremse is 1750369468. It was assigned to this individual provider in the NPPES registry on January 3, 2006.

Where is David Gremse located?

David Gremse practices at 1601 Center Street Ste. 1S, Mobile, AL 36604. The listed phone number is (251) 410-5437.

What is David Gremse's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Gastroenterology, with taxonomy code 2080P0206X.

Is David Gremse enrolled in Medicare?

Yes. David Gremse is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for David Gremse's services?

According to the CMS Revalidation Reassignment List (October 2026 release), David Gremse reassigns Medicare benefits to 2 organizations: Usa Health Physician Billing Services LLC (Mobile, AL) and University Of South Alabama (Mobile, 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 David Gremse's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does David Gremse accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 4 other insurers list David Gremse 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 David Gremse was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.