ALEXANDER STUART NELSEN DO
NPI 1740801273
Anesthesiology in Greenwood Village, CO

Active since May 06, 2020PECOS EnrolledAccepts Medicare Assignment
8000 E MAPLEWOOD AVE STE 120, GREENWOOD VILLAGE, CO 80111(303) 438-3999(720) 439-9500 Get Directions Write a Review

NPPES record last updated: July 15, 2024. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jul 15, 2024, May 7, 2020 (2 updates tracked since 2020).

About Alexander Stuart Nelsen Do NPPES

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

ALEXANDER STUART NELSEN DO (NPI 1740801273) is an individual anesthesiology provider in Greenwood Village, Colorado, licensed in Colorado (DR.0073455) and active in the NPI registry since May 2020. He is enrolled in Medicare PECOS, is affiliated with Mckay-dee Hospital, and maintains a secondary practice location in San Antonio.Information from the official NPPES registry record, last updated July 15, 2024.

NPPES Registry Identity

NPI1740801273
Entity TypeIndividualMale
Provider Legal NameALEXANDER STUART NELSENCredential: DO
Location Address8000 E MAPLEWOOD AVE STE 120Greenwood Village, CO 80111-4766
Mailing AddressPo Box 840862Dallas, TX 75284-0862 · (303) 377-7638 · Fax (303) 780-0787
Fax(720) 439-9500
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical School At San AntonioGraduated 2024
Enumeration DateMay 6, 2020
Last NPPES UpdateJuly 15, 20242 updates tracked since enumeration
NPPES CertifiedJuly 15, 2024
NPI 1740801273 is a valid, active identifier and passes the ISO check-digit test. How NPI validation works

Primary Specialty

Anesthesiology

Taxonomy 207L00000X · Allopathic & Osteopathic Physicians

Licensed in CO · DR.0073455

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… Show more

8000 E MAPLEWOOD AVE STE 120, Greenwood Village, CO 80111

Also on File with NPPES

Secondary Location1
7703 Floyd Curl Dr # 7838
San Antonio, TX 78229-3901
Phone (210) 567-4509 · Fax (210) 567-6135

Medicare Participation & PECOS Enrollment Status

Alexander Nelsen is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Alexander Nelsen is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 6204372394

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20250523000686

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope

This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.

This service was performed 16 times for 16 patients

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Alexander Nelsen is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
MCKAY-DEE HOSPITAL4401 HARRISON BOULEVARD
OGDEN, UT 84403
(801) 387-2800Acute Care Hospitals
INTERMOUNTAIN HEALTH LAYTON HOSPITAL201 WEST LAYTON PARKWAY
LAYTON, UT 84041
(801) 543-6000Acute Care Hospitals

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Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Nurse Anesthetist, Certified Registered
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiologist Assistant
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiologist Assistant
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Nurse Anesthetist, Certified Registered
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiologist Assistant
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiologist Assistant
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiologist Assistant
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Nurse Anesthetist, Certified Registered
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Anesthesiology
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111
Nurse Anesthetist, Certified Registered
8000 E MAPLEWOOD AVE STE 120
GREENWOOD VILLAGE, CO 80111

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1740801273, enumerated as an "individual" on May 06, 2020.

The provider is located at 8000 E MAPLEWOOD AVE STE 120 GREENWOOD VILLAGE, CO 80111 and the phone number is (303) 438-3999.

Anesthesiology with taxonomy code 207L00000X.

Alexander Nelsen is affiliated with: MCKAY-DEE HOSPITAL and INTERMOUNTAIN HEALTH LAYTON HOSPITAL.