MR. ANDREW ALEXANDER MACLACHLAN M.D.
NPI 1447243449
Anesthesiology in Corpus Christi, TX
About Mr. Andrew Alexander Maclachlan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. ANDREW ALEXANDER MACLACHLAN M.D. (NPI 1447243449) is an individual anesthesiology provider in Corpus Christi, Texas, licensed in Texas (K8493) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Covenant Medical Center, and is a graduate of University Of Texas Southwestern Medical School At Dallas (1997).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted 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
Mr. Andrew Alexander Maclachlan M.d. 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.
Medicare Billing Reassignments
5Medicare enrollment records show Andrew Maclachlan reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Corpus Christi, TX 78412
- Reassigned Medicare billing, Texas enrollment
- 740 clinicians in this Medicare group
Houston, TX 77042
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: U S Anesthesia Partners Of Texas, PA
- 3,804 clinicians in this Medicare group
Burleson, TX 76028
- Reassigned Medicare billing, Texas enrollment
- 429 clinicians in this Medicare group
Arlington, TX 76006
- Reassigned Medicare billing, Texas enrollment
- 1,164 clinicians in this Medicare group
Edmond, OK 73034
- Reassigned Medicare billing, Oklahoma enrollment
- 182 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Covenant Medical Center
Acute Care Hospitals · Lubbock, TXLubbock Heart Hospital LP
Acute Care Hospitals · Lubbock, TXParmer County Community Hospital
Critical Access Hospitals · Friona, TXMedicare 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.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CORPUS CHRISTI, TX 78404
CORPUS CHRISTI, TX 78404
CORPUS CHRISTI, TX 78404
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 Andrew Maclachlan's NPI number?
The NPI number for Andrew Maclachlan is 1447243449. It was assigned to this individual provider in the NPPES registry on August 24, 2005.
Where is Andrew Maclachlan located?
Andrew Maclachlan practices at 600 Elizabeth St, Corpus Christi, TX 78404. The listed phone number is (361) 881-3000.
What is Andrew Maclachlan's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Andrew Maclachlan enrolled in Medicare?
Yes. Andrew Maclachlan 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 Andrew Maclachlan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Maclachlan reassigns Medicare benefits to 5 organizations: Northstar Anesthesia III PA (Corpus Christi, TX), U. S. Anesthesia Partners Of Texas, P.A., (Houston, TX), Northstar Anesthesia II PA (Burleson, TX), Northstar Anesthesia, PA (Arlington, TX) and Anesthesia Medical Professionals, PLLC (Edmond, OK). 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 Andrew Maclachlan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Maclachlan accept?
Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Andrew Maclachlan 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.
Is Andrew Maclachlan affiliated with any hospitals?
According to CMS data, Andrew Maclachlan is affiliated with Covenant Medical Center, Lubbock Heart Hospital LP and Parmer County Community Hospital.
When was this NPI record last updated?
The NPPES record for Andrew Maclachlan was last updated on February 19, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Mr. Andrew Alexander Maclachlan, M.D. · NPI 1447243449
Anesthesiology physician in Corpus Christi, Texas. Individual provider, active in the CMS NPPES registry since August 24, 2005.
## Identity
- **NPI:** 1447243449 (Entity type: Individual)
- **Enumerated:** August 24, 2005
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** K8493 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 ELIZABETH ST, Corpus Christi, TX 78404-2235
- **Phone:** (361) 881-3000 · **Fax:** (361) 882-4891
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Northstar Anesthesia III PA (NPI 1356968952, Corpus Christi, TX); U. S. Anesthesia Partners Of Texas, P.A., (NPI 1548208564, Houston, TX); Northstar Anesthesia II PA (NPI 1477066405, Burleson, TX); Northstar Anesthesia, PA (NPI 1912978610, Arlington, TX); Anesthesia Medical Professionals, PLLC (NPI 1962785931, Edmond, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Southwestern Medical School At Dallas, class of 1997
## Record status
- **NPPES last updated:** February 19, 2018
- **Other identifiers:** Medicaid 1461238 02 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1447243449) · Data from the CMS NPPES public registry.