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DR. MIHAI BOGDAN MURARESCU MD
NPI 1205871969
Anesthesiology in Boulder, CO

Active since June 18, 2006PECOS EnrolledAccepts Medicare Assignment
4450 ARAPAHOE AVE STE 100, BOULDER, CO 80303(800) 242-1131(303) 785-1725 Get Directions Write a Review

NPPES record last updated: May 6, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 6, 2025, Sep 18, 2024, Apr 10, 2017 (3 updates tracked since 2017).

About Dr. Mihai Bogdan Murarescu Md NPPES

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

DR. MIHAI BOGDAN MURARESCU MD (NPI 1205871969) is an individual anesthesiology provider in Boulder, Colorado, licensed in Colorado (39760) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (1992).

NPPES Registry Identity

NPI1205871969
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. MIHAI BOGDAN MURARESCUCredential: MD
Location Address4450 ARAPAHOE AVE STE 100Boulder, CO 80303-9102
Mailing Address3224 Palo PkwyBoulder, CO 80301-3708 · (303) 870-2590 · Fax (303) 785-1725
Phone(800) 242-1131
Fax(303) 785-1725
Sole ProprietorNo
Medical School CMSOtherGraduated 1992
Enumeration DateJune 18, 2006
Last NPPES UpdateMay 6, 20253 updates tracked since enumeration
NPPES CertifiedMay 6, 2025
✔ NPI 1205871969 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in CO · 39760✔ Licensed in AZ · 71812
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.
4450 ARAPAHOE AVE STE 100, Boulder, CO 80303
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Secondary Practice Locations 2

Location 12400 S Avenue AYuma, AZ 85364-7170 · Phone (928) 344-2000
Location 21400 E Boulder St Ste 1183Colorado Springs, CO 80909-5533 · Phone (719) 365-6999

Other Identifiers 1

Medicaid66823340CO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc., Select Health.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

Dr. Mihai Bogdan Murarescu Md 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.

PECOS PAC ID7810073509
PECOS Enrollment IDI20110412000957, I20240522002708
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

4

Medicare enrollment records show Mihai Murarescu reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Boulder Valley Anesthesiology, PLLC
0.2 mi
Anesthesiology
4747 ARAPAHOE AVE
Boulder, CO 80303
  • Reassigned Medicare billing, Colorado enrollment
  • 93 clinicians in this Medicare group
NPI 1962431668 (303) 415-7000
Poudre Valley Medical Group, LLC
31 mi
General Practice
2695 ROCKY MOUNTAIN AVE, SUITE 150
Loveland, CO 80538
  • Reassigned Medicare billing, Colorado enrollment
  • 2,596 clinicians in this Medicare group
NPI 1366763260 (970) 624-4420
Banner - University Hospital Based Physicians LLC
588 mi
General Acute Care Hospital
2901 N CENTRAL AVE STE 160
Phoenix, AZ 85012
  • Reassigned Medicare billing, Arizona enrollment
  • 728 clinicians in this Medicare group
NPI 1750751566 (602) 747-4000
Banner-University Medical Group
588 mi
Multi-Specialty
2901 N CENTRAL AVE
Phoenix, AZ 85012
  • Reassigned Medicare billing, Arizona enrollment
  • 1,514 clinicians in this Medicare group
NPI 1508809427 (602) 747-4000

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 5

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

SARAH ANNETTE MCCLUNG LPCC
Counselor (Mental Health)
4450 ARAPAHOE AVE STE 100
BOULDER, CO 80303
Boulder County (720) 383-7767
NIKANDER AND COMPANY, INC
Nurse Practitioner (Psychiatric/Mental Health)
4450 ARAPAHOE AVE STE 100
BOULDER, CO 80303
Boulder County (303) 444-6800
MS. TANJA ELANA JOHNSON NP
Nurse Practitioner
4450 ARAPAHOE AVE STE 100
BOULDER, CO 80303
Boulder County (720) 613-0677
CRUXPOINT HEALTH BREAKTHROUGH INC
Family Medicine
4450 ARAPAHOE AVE STE 100
BOULDER, CO 80303
Boulder County (720) 766-7166
BILI BLANKET BABY, INC
Registered Nurse (Lactation Consultant)
4450 ARAPAHOE AVE STE 100
BOULDER, CO 80303
Boulder County (877) 593-2454

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 Mihai Murarescu's NPI number?

The NPI number for Mihai Murarescu is 1205871969. It was assigned to this individual provider in the NPPES registry on June 18, 2006.

Where is Mihai Murarescu located?

Mihai Murarescu practices at 4450 Arapahoe Ave Ste 100, Boulder, CO 80303. The listed phone number is (800) 242-1131.

What is Mihai Murarescu's specialty?

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

Is Mihai Murarescu enrolled in Medicare?

Yes. Mihai Murarescu 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 Mihai Murarescu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mihai Murarescu reassigns Medicare benefits to 4 organizations: Boulder Valley Anesthesiology, PLLC (Boulder, CO), Poudre Valley Medical Group, LLC (Loveland, CO), Banner - University Hospital Based Physicians LLC (Phoenix, AZ) and Banner-University Medical Group (Phoenix, AZ). 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 Mihai Murarescu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mihai Murarescu accept?

Health plans from Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc. and Select Health list Mihai Murarescu 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 Mihai Murarescu was last updated on May 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.