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DR. LAN-ANH SANDEE BUI MD
NPI 1649278771
Anesthesiology in Denver, CO

Active since July 12, 2005PECOS Enrolled
2045 FRANKLIN ST, DENVER, CO 80205(303) 338-4545 Get Directions Write a Review

NPPES record last updated: June 13, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 23, 2025, Jun 13, 2021, Dec 22, 2020 and 1 more (4 updates tracked since 2020).

About Dr. Lan-anh Sandee Bui Md NPPES

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

DR. LAN-ANH SANDEE BUI MD (NPI 1649278771) is an individual anesthesiology provider in Denver, Colorado, licensed in Colorado (31759) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1649278771
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameDR. LAN-ANH SANDEE BUICredential: MD
Location Address2045 FRANKLIN STDenver, CO 80205-5437
Mailing Address10350 E Dakota AveDenver, CO 80247-1314 · (303) 338-4545
Phone(303) 338-4545
Sole ProprietorNo
Enumeration DateJuly 12, 2005
Last NPPES UpdateJune 13, 20214 updates tracked since enumeration
NPPES CertifiedJune 13, 2021
✔ NPI 1649278771 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CO · 31759
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
2045 FRANKLIN ST, Denver, CO 80205
Open in Google Maps ↗

Other Identifiers 2

Medicaid01317593CO
Other016405CO · Kaiser-commercial Number

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Insurance Company, Wellmark Health Plan of Iowa, Inc..Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Lan-anh Sandee Bui 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

3

Medicare enrollment records show Lan-anh Bui reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Colorado Permanente Medical Group, P.C.
6.0 mi
Internal Medicine
10350 E DAKOTA AVE
Denver, CO 80247
  • Reassigned Medicare billing, Colorado enrollment
  • Medicare enrollment name: Colorado Permanente Medical Group PC
  • 1,715 clinicians in this Medicare group
NPI 1760599724 (303) 338-4545
University Medical Center Of Southern Nevada
602 mi
Community/Behavioral Health
5409 E LAKE MEAD BLVD
Las Vegas, NV 89156
  • Reassigned Medicare billing, Nevada enrollment
  • 522 clinicians in this Medicare group
NPI 1790576692 (702) 383-2000
Family Practice Center
713 mi
Family Medicine
610 8TH ST SE
Cedar Rapids, IA 52401
  • Reassigned Medicare billing, Iowa enrollment
  • Medicare enrollment name: Mercy Medical Center
  • 387 clinicians in this Medicare group
NPI 1518946953 (319) 398-6170

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

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.

MRS. MARILYN PATRICIA NISHIMOTO R.N.
Registered Nurse
2045 FRANKLIN ST, KASC-OPERATING ROOM
DENVER, CO 80205
Denver County (303) 764-4451
2045 FRANKLIN ST.
General Acute Care Hospital
2045 FRANKLIN ST
DENVER, CO 80205
Denver County (303) 614-1492
CRYSTLE J TARRAFERRO
2045 FRANKLIN ST
DENVER, CO 80205
Denver County (303) 801-8786
DR. EDWARD C PINO II MD
Orthopaedic Surgery
2045 FRANKLIN ST
DENVER, CO 80205
Denver County (303) 338-4545
BARBARA E SHAFF
Specialist/Technologist Cardiovascular (Cardiovascular Invasive Specialist)
2045 FRANKLIN ST
DENVER, CO 80205
Denver County (303) 764-5441
DR. JOHN H BAIR M.D.
Radiology (Diagnostic Radiology)
2045 FRANKLIN ST
DENVER, CO 80205
Denver County (303) 338-4545
MRS. BARBARA A. T. ROTHENMEYER RN
Registered Nurse
2045 FRANKLIN ST
DENVER, CO 80205
Denver County (303) 764-4794
REBECCA G JIRON
Surgery
2045 FRANKLIN ST
DENVER, CO 80205
Denver County (303) 743-5855

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 Lan-anh Bui's NPI number?

The NPI number for Lan-anh Bui is 1649278771. It was assigned to this individual provider in the NPPES registry on July 12, 2005.

Where is Lan-anh Bui located?

Lan-anh Bui practices at 2045 Franklin St, Denver, CO 80205. The listed phone number is (303) 338-4545.

What is Lan-anh Bui's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Lan-anh Bui enrolled in Medicare?

Yes. Lan-anh Bui is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Lan-anh Bui's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lan-anh Bui reassigns Medicare benefits to 3 organizations: Colorado Permanente Medical Group, P.C. (Denver, CO), University Medical Center Of Southern Nevada (Las Vegas, NV) and Family Practice Center (Cedar Rapids, IA). 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 Lan-anh Bui's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Lan-anh Bui accept?

Health plans from Oscar Insurance Company and Wellmark Health Plan of Iowa, Inc. list Lan-anh Bui 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 Lan-anh Bui was last updated on June 13, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.