DR. MARK WILLIAM CURTISS SIMPSEN M.D.
NPI 1679916852
Anesthesiology in Kansas City, KS

Q: What is Mark Simpsen's NPI number?

The NPI number for Mark Simpsen is 1679916852. It was assigned to this individual provider in the NPPES registry on April 8, 2013.

Q: What is Mark Simpsen's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mark Simpsen was last updated on October 14, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since April 08, 2013PECOS EnrolledAccepts Medicare Assignment

93.5/100

CMS Quality Rating

KUMC 3901 RAINBOW BLVD, MS 1034, KANSAS CITY, KS 66160(913) 588-3302(913) 588-3365 Get Directions Write a Review

NPPES record last updated: October 14, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Dr. Mark William Curtiss Simpsen M.d. NPPES

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

DR. MARK WILLIAM CURTISS SIMPSEN M.D. (NPI 1679916852) is an individual anesthesiology provider in Kansas City, Kansas, licensed in Texas (S7342) and active in the NPI registry since April 2013. He is enrolled in Medicare PECOS, is affiliated with Baylor University Medical Center, and maintains a secondary practice location in Dallas.

NPPES Registry Identity

NPI1679916852

Entity TypeIndividualMale

Primary Taxonomy207L00000X

Provider Legal NameDR. MARK WILLIAM CURTISS SIMPSENCredential: M.D.

Location AddressKUMC 3901 RAINBOW BLVD, MS 1034Kansas City, KS 66160-0001

Mailing AddressPo Box 840853Dallas, TX 75284-0001 · (972) 233-1999 · Fax (972) 233-3666

Phone(913) 588-3302

Fax(913) 588-3365

Sole ProprietorNo

Medical School CMSOtherGraduated 2013

Enumeration DateApril 8, 2013

Last NPPES UpdateOctober 14, 2022

NPPES CertifiedOctober 14, 2022

✔ NPI 1679916852 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians

Taxonomy Code207L00000X

Licenses✔ Licensed in TX · S7342✔ Licensed in KS · 9408429

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.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

KUMC 3901 RAINBOW BLVD, Kansas City, KS 66160

Open in Google Maps ↗

Secondary Practice Location 1

Location 112222 Merit Dr Ste 600Dallas, TX 75251-3294 · Phone (972) 715-5000 · Fax (972) 715-9976

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Molina Healthcare and more.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. Mark William Curtiss Simpsen 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.

PECOS PAC ID7719283266

PECOS Enrollment IDI20201027001848

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 Reassignment

Medicare enrollment records show Mark Simpsen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

U. S. Anesthesia Partners Of Texas, P.A.,

644 mi

Anesthesiology

1500 CITYWEST BLVD, SUITE 300
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

NPI 1548208564 (877) 361-1809

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 13

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.

Insertion of artery tube for blood sampling or infusion through skin 36620

This procedure involves placing a small tube into an artery, usually in the wrist or elbow, to collect blood samples or administer medication. It's done under local anesthesia and is a common, safe practice.

55 services55 patients

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731

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.

44 services44 patients

Insertion of non-tunneled central venous tube for infusion (5 years or older) 36556

This procedure involves placing a thin tube into a large vein, usually in the neck or chest, to administer medication or fluids. It's done under local anesthesia to minimize discomfort. It's a standard, safe procedure for individuals aged 5 and above.

27 services26 patients

Ultrasound of heart with probe in esophagus, with report 93312

This procedure, called a transesophageal echocardiogram, uses a small probe passed into your esophagus to capture detailed images of your heart. The report provides information about your heart's structure and function.

23 services23 patients

Ultrasound of heart blood flow, valves and chambers 93320

An ultrasound of your heart, also known as an echocardiogram, is a test that uses sound waves to create detailed images of your heart. It helps doctors check the health of your heart's chambers, valves, and blood flow.

23 services23 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

An ultrasound of the heart, also known as an echocardiogram, uses sound waves to create pictures of your heart. It shows the structure, movement, and blood flow within your heart. This helps assess the heart's health and function, including the valves and rate.

23 services23 patients

Insertion of tube in pulmonary artery for monitoring 93503

This procedure involves placing a tube into your pulmonary artery, which is a blood vessel in your lungs. The tube helps monitor heart function and blood flow, providing vital information for your treatment. It's typically done under local anesthesia to minimize discomfort.

22 services22 patients

Ultrasonic guidance for blood vessel access 76937

Ultrasonic guidance for blood vessel access is a medical procedure where sound waves are used to create images of your blood vessels. This helps doctors to accurately locate and access the vessels for treatments or tests, ensuring safety and precision.

18 services17 patients

Anesthesia for other procedure on upper abdomen 00790

Anesthesia for an upper abdomen procedure involves using medications to help you feel no pain during the operation. It can be general, where you're unconscious, or regional, where just the abdomen area is numbed. It ensures comfort and stillness, aiding a successful procedure.

13 services13 patients

Anesthesia for heart artery bypass grafting on heart-lung machine 00567

Anesthesia for heart artery bypass grafting on a heart-lung machine involves administering medications to induce sleep and eliminate pain during surgery. The heart-lung machine takes over heart and lung functions, ensuring blood flow and oxygen supply to the body.

12 services12 patients

Anesthesia for procedure on small and large bowel using an endoscope 00813

Anesthesia for an endoscopic procedure on the small and large bowel ensures comfort and relaxation during the procedure. It involves administering medicine to help you sleep or feel drowsy. This allows the doctor to examine your bowels without causing you discomfort or pain.

12 services12 patients

Anesthesia for other closed procedure on chest 00520

Anesthesia for a closed chest procedure involves the use of medications to block sensation, ensuring you don't feel pain during the procedure. It can be general (you're asleep) or regional (part of your body is numbed). This helps maintain comfort and safety.

11 services11 patients

Anesthesia for exam of colon using an endoscope 00812

Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.

11 services11 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Baylor University Medical Center

Acute Care Hospitals · Dallas, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number450021

Location3500 Gaston AveDallas, TX 75246 · Dallas County

Emergency services Birthing friendly

Medical City Dallas Hospital

Acute Care Hospitals · Dallas, TX

3/5 CMS rating

OwnershipProprietary

CMS Certification Number450647

Location7777 Forest LaneDallas, TX 75230 · Dallas County

Emergency services Birthing friendly

Baylor Scott & White Heart & Vascular Hospital - Dallas

Acute Care Hospitals · Dallas, TX

5/5 CMS rating

OwnershipProprietary

CMS Certification Number450851

Location621 North Hall StreetDallas, TX 75226 · Dallas County

Emergency services

Medicare 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.

93.5/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

97.15

Improvement Activities

Cost

83.57

Other Providers at the Same Location NPPES

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

JOHN PIERRE BAER DO

Anesthesiology

KUMC 3901 RAINBOW BLVD, MS 1034
KANSAS CITY, KS 66160

Wyandotte County (913) 588-3302

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 Mark Simpsen's NPI number?

The NPI number for Mark Simpsen is 1679916852. It was assigned to this individual provider in the NPPES registry on April 8, 2013.

Where is Mark Simpsen located?

Mark Simpsen practices at Kumc 3901 Rainbow Blvd Ms 1034, Kansas City, KS 66160. The listed phone number is (913) 588-3302.

What is Mark Simpsen's specialty?

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

Is Mark Simpsen enrolled in Medicare?

Yes. Mark Simpsen 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 organization bills Medicare for Mark Simpsen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Simpsen reassigns Medicare benefits to U. S. Anesthesia Partners Of Texas, P.A., (Houston, TX). The 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 Mark Simpsen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mark Simpsen accept?

Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Molina Healthcare and Oscar Insurance Company list Mark Simpsen 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 Mark Simpsen affiliated with any hospitals?

According to CMS data, Mark Simpsen is affiliated with Baylor University Medical Center, Medical City Dallas Hospital and Baylor Scott & White Heart & Vascular Hospital - Dallas.

When was this NPI record last updated?

The NPPES record for Mark Simpsen was last updated on October 14, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.