INTERNAL MEDICINE LAB.
NPI 1861558041
Clinical Medical Laboratory in Opelika, AL

Active since December 29, 2006
121 N 20TH ST STE 6, OPELIKA, AL 36801(334) 749-3385(334) 745-7672 Get Directions Write a Review

NPPES record last updated: July 17, 2007. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Internal Medicine Lab. NPPES

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

INTERNAL MEDICINE LAB. (NPI 1861558041) is a healthcare organization registered as a clinical medical laboratory in Opelika, Alabama and active in the NPI registry since December 2006. The organization lists James K Royal, Lab Director, as its authorized official.

NPPES Registry Identity

NPI1861558041
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameINTERNAL MEDICINE LAB.
Location Address121 N 20TH ST STE 6Opelika, AL 36801-5454
Mailing AddressPo Box 2527Opelika, AL 36803-2527 · (334) 749-3385 · Fax (334) 745-7672
Fax(334) 745-7672
Organization SubpartYesParent: Internal Med Associate P C
Authorized OfficialJames K RoyalLab Director · (334) 749-3385
Enumeration DateDecember 29, 2006
Last NPPES UpdateJuly 17, 2007
✔ NPI 1861558041 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Medical LaboratoryLaboratories
Taxonomy Code291U00000X
Definition
(1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.
121 N 20TH ST STE 6, Opelika, AL 36801

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Internal Medicine Lab. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

64

Medicare enrollment records show 64 clinicians reassign Medicare billing to Internal Medicine Lab., which bills Medicare for the services they deliver. Of these, 25 practice at this address and 41 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 6

Internal Medicine41
Nurse Practitioner17
Hospitalist2
Pulmonary Disease2
Family Practice1
Gastroenterology1

Nearest to this location (20)

See all 64
Nurse Practitioner
NPI 1083790539
121 N 20TH ST #6
Opelika, AL 36801
(334) 749-3385
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1003044678
121 N 20TH ST STE 6
Opelika, AL 36801
(334) 705-3322
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1396207361
121 N 20TH ST STE 6
Opelika, AL 36801
(334) 749-3385
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1104907914
121 N 20TH ST #6
Opelika, AL 36801
(334) 749-3385
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1922568518
121 N 20TH ST STE 6
Opelika, AL 36801
(334) 749-3385
✔ PECOSSame address
Internal Medicine
NPI 1427237080
121 N 20TH ST #6
Opelika, AL 36801
(334) 749-3385
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1699061291
121 N 20TH ST STE 6
Opelika, AL 36801
(334) 749-3385
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1992894083
121 N 20TH ST #6
Opelika, AL 36801
(334) 749-3385
✔ PECOSSame address
Internal Medicine
NPI 1245415793
121 N 20TH ST BUILDING #6
Opelika, AL 36801
(334) 528-3432
✔ PECOS✔ Accepts MedicareSame address
Pulmonary Disease
NPI 1285722082
121 N 20TH ST #6
Opelika, AL 36801
(334) 749-3385
✔ PECOSSame address
Internal Medicine
NPI 1932648920
121 N 20TH ST STE 6
Opelika, AL 36801
(347) 493-3853
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1528883493
121 N 20TH ST STE 6
Opelika, AL 36801
(334) 749-3385
✔ PECOSSame address
Internal Medicine
NPI 1811134729
121 N 20TH ST STE 6
Opelika, AL 36801
(334) 749-3385
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1336646892
121 N 20TH ST STE 6
Opelika, AL 36801
(334) 749-3385
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1780765669
121 N 20TH ST #6
Opelika, AL 36801
(334) 749-3385
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1184180523
121 N 20TH ST STE 6
Opelika, AL 36801
(334) 749-3385
✔ PECOSSame address
Nurse Practitioner
NPI 1700522984
121 N 20TH ST STE 6
Opelika, AL 36801
(334) 749-3385
✔ PECOSSame address
Nurse Practitioner
NPI 1396826251
121 N 20TH ST #6
Opelika, AL 36801
(334) 749-3385
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1912554718
121 N 20TH ST STE 6
Opelika, AL 36801
(334) 749-3385
✔ PECOSSame address
Pulmonary Disease
NPI 1861582926
121 N 20TH ST #6
Opelika, AL 36801
(334) 749-3385
✔ PECOS✔ Accepts MedicareSame address
See all 64 clinicians

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

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 Internal Medicine Lab.'s NPI number?

The NPI number for Internal Medicine Lab. is 1861558041. It was assigned to this organization in the NPPES registry on December 29, 2006.

Where is Internal Medicine Lab. located?

Internal Medicine Lab. is located at 121 N 20th St Ste 6, Opelika, AL 36801. The listed phone number is (334) 749-3385.

What is Internal Medicine Lab.'s specialty?

The primary specialty registered for this NPI is Clinical Medical Laboratory with taxonomy code 291U00000X.

Is Internal Medicine Lab. enrolled in Medicare?

Yes. Internal Medicine Lab. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Internal Medicine Lab.?

According to the CMS Revalidation Reassignment List (October 2026 release), 64 clinicians in 6 Medicare specialties reassign their Medicare billing to Internal Medicine Lab.. A 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 the clinician's services. The largest specialties are Internal Medicine (41), Nurse Practitioner (17) and Hospitalist (2). Of these, 25 practice at this address and 41 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Internal Medicine Lab. was last updated on July 17, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.