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KAREN D. CRISSINGER MD
NPI 1225089220
Pediatrics - Pediatric Gastroenterology in Mobile, AL

Active since May 14, 2006PECOS Enrolled
1601 CENTER STREET, SUITE 1S, MOBILE, AL 36604(251) 410-5437(251) 434-3852 Get Directions Write a Review

NPPES record last updated: March 2, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Karen D. Crissinger Md NPPES

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

KAREN D. CRISSINGER MD (NPI 1225089220) is an individual pediatric gastroenterology provider in Mobile, Alabama, licensed in Alabama (12579) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1225089220
Entity TypeIndividualFemale
Primary Taxonomy2080P0206X
Provider Legal NameKAREN D. CRISSINGERCredential: MD
Location Address1601 CENTER STREET, SUITE 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 DateMay 14, 2006
Last NPPES UpdateMarch 2, 2017
✔ NPI 1225089220 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0206X
License✔ Licensed in AL · 12579
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.
1601 CENTER STREET, Mobile, AL 36604
Open in Google Maps ↗

Other Identifiers 8

Medicare UPINF22140
Medicaid009951880AL
Medicaid00125228MS
Medicaid009951870AL
Other12-00051AL · United Healthcare
Other51502454AL · Bcbs
Medicaid261243700FL
Other51502455AL · Bcbs 1700 Center St

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Karen D. Crissinger Md 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 Karen Crissinger 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.

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
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
BENJAMIN ESTRADA MD
Pediatrics (Pediatric Infectious Diseases)
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 Karen Crissinger's NPI number?

The NPI number for Karen Crissinger is 1225089220. It was assigned to this individual provider in the NPPES registry on May 14, 2006.

Where is Karen Crissinger located?

Karen Crissinger practices at 1601 Center Street Suite 1S, Mobile, AL 36604. The listed phone number is (251) 410-5437.

What is Karen Crissinger's specialty?

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

Is Karen Crissinger enrolled in Medicare?

Yes. Karen Crissinger is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Karen Crissinger's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Crissinger 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 Karen Crissinger's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Karen Crissinger accept?

Health plans from Molina Healthcare list Karen Crissinger 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 Karen Crissinger was last updated on March 2, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.