MICHAEL J WORKMAN M.D.
NPI 1104873587
Radiology - Neuroradiology in Springfield, MO

Active since May 30, 2006PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
2900 S NATIONAL AVE, SPRINGFIELD, MO 65804(417) 885-3888(417) 881-7638 Get Directions Write a Review

NPPES record last updated: August 21, 2015. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Michael J Workman M.d. NPPES

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

MICHAEL J WORKMAN M.D. (NPI 1104873587) is an individual neuroradiology provider in Springfield, Missouri, licensed in Missouri (2002031632) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Heartland Regional Medical Center, and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (1994).

NPPES Registry Identity

NPI1104873587
Entity TypeIndividualMale
Primary Taxonomy2085N0700X
Provider Legal NameMICHAEL J WORKMANCredential: M.D.
Location Address2900 S NATIONAL AVESpringfield, MO 65804-3634
Mailing AddressPo Box 9434Springfield, MO 65801-9434 · (417) 885-3888 · Fax (417) 881-7638
Fax(417) 881-7638
Sole ProprietorNo
Medical School CMSUniversity Of Iowa, Rj & L Carver College Of MedicineGraduated 1994
Enumeration DateMay 30, 2006
Last NPPES UpdateAugust 21, 2015
✔ NPI 1104873587 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · NeuroradiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085N0700X
Licenses✔ Licensed in MO · 2002031632✔ Licensed in AR · E4419
Definition
A radiologist who diagnoses and treats diseases utilizing imaging procedures as they relate to the brain, spine and spinal cord, head, neck and organs of special sense in adults and children.
Also ListedNeurological SurgeryTaxonomy 207T00000X · License 2002031632 (MO), E4419 (AR)
2900 S NATIONAL AVE, Springfield, MO 65804

Other Identifiers 22

OtherH00794MO · Usps (w/c)
Other177827MO · Blue Cross/choice
Medicare UPINH00794MO
Medicare PINP00140539MO
Other5N251AR · Health Advantage
Other1602599MO · United Healthcare
Medicaid162037001AR
Other5N251AR · Arkansas First Source
Other4515931001MO · Cigna Healthcare
Medicaid203066607MO
Medicare PIN920324258MO
Other05050016400MO · Qual Choice
Medicare PINMA3059001MO
Medicare PIN5AH64C687AR
Other0214845WA · Department Of Labor Wa
Other18271MO · Cox Health Plans Upi
Medicare PIN5N251AR
Medicare PINMA3058001MO
Other5N251AR · Arkansas Bc/bs
Other4188130001MO · Cigna Medicare
Medicare NSC920324258MO
Medicare PINP00897351MO

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

Michael J Workman 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 ID4486620721
PECOS Enrollment IDI20040908000472
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 Michael Workman reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Rehabilitation Unit
3535 S NATIONAL AVE
Springfield, MO 65807
  • Reassigned Medicare billing, Missouri and Arkansas enrollments
  • Also billed through NPI 1023433919 (Arkansas)
  • 16 clinicians in this Medicare group
Neurological Surgery
3801 S NATIONAL AVE STE 700
Springfield, MO 65807
  • Reassigned Medicare billing, Arkansas and Missouri enrollments
  • 8 clinicians in this Medicare group
Neurological Surgery
121 CAHILL RD STE 205
Branson, MO 65616
  • Reassigned Medicare billing, Missouri enrollment
  • 9 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 41

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.

Mri scan of lower spinal canal without contrast 72148
An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.
151 services147 patients
Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 64483
This procedure involves injecting a mix of numbing and anti-inflammatory medication into a specific nerve root in the lower back. It helps manage pain and reduce inflammation. The process is guided by imaging technology for precision.
101 services91 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
89 services89 patients
Mri scan of upper spinal canal without contrast 72141
An MRI scan of the upper spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your upper spine. This helps doctors identify issues such as injuries, infections or diseases. No dye is used.
70 services70 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
66 services45 patients
Mri scan of brain before and after contrast 70553
An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.
64 services61 patients

Hospital Affiliations CMS Care Compare 5

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

Heartland Regional Medical Center

Acute Care Hospitals · Marion, IL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number140184
Location3333 W DeyoungMarion, IL 62959 · Williamson County
Emergency services

Cox Medical Centers

Acute Care Hospitals · Springfield, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260040
Location3801 South National AvenueSpringfield, MO 65807 · Greene County
Emergency services Birthing friendly

Mercy Hospital Springfield

Acute Care Hospitals · Springfield, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260065
Location1235 E CherokeeSpringfield, MO 65804 · Greene County
Emergency services Birthing friendly

Cox Barton County Hospital

Critical Access Hospitals · Lamar, MO
OwnershipGovernment - Local
CMS Certification Number261325
Location29 NW 1st LaneLamar, MO 64759 · Barton County
Emergency services

Cox Monett Hospital

Critical Access Hospitals · Monett, MO
OwnershipVoluntary non-profit - Private
CMS Certification Number261329
Location1000 E Us Highway 60Monett, MO 65708 · Barry County
Emergency services Birthing friendly

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.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Other Providers at the Same Location NPPES 11

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

Family Medicine
2900 S NATIONAL AVE
SPRINGFIELD, MO 65804
Family Medicine
2900 S NATIONAL AVE
SPRINGFIELD, MO 65804
Prosthetic/Orthotic Supplier
2900 S NATIONAL AVE
SPRINGFIELD, MO 65804
Family Medicine
2900 S NATIONAL AVE
SPRINGFIELD, MO 65804
Family Medicine
2900 S NATIONAL AVE
SPRINGFIELD, MO 65804
Physician Assistant (Surgical)
2900 S NATIONAL AVE
SPRINGFIELD, MO 65804
Neurological Surgery
2900 S NATIONAL AVE
SPRINGFIELD, MO 65804
Radiology (Neuroradiology)
2900 S NATIONAL AVE
SPRINGFIELD, MO 65804

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 Michael Workman's NPI number?

The NPI number for Michael Workman is 1104873587. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Where is Michael Workman located?

Michael Workman practices at 2900 S National Ave, Springfield, MO 65804. The listed phone number is (417) 885-3888.

What is Michael Workman's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Neuroradiology, with taxonomy code 2085N0700X.

Is Michael Workman enrolled in Medicare?

Yes. Michael Workman 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 Michael Workman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Workman reassigns Medicare benefits to 3 organizations: Springfield Neurological And Spine Institute (Springfield, MO), Springfield Neurological Institute, L.L.C. (Springfield, MO) and Neurological And Spine Institute Of The Ozarks LLC (Branson, MO). 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 Michael Workman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Workman accept?

Health plans from Anthem Blue Cross and Blue Shield and Oscar Insurance Company list Michael Workman 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 Michael Workman affiliated with any hospitals?

According to CMS data, Michael Workman is affiliated with Heartland Regional Medical Center, Cox Medical Centers, Mercy Hospital Springfield, Cox Barton County Hospital and Cox Monett Hospital.

When was this NPI record last updated?

The NPPES record for Michael Workman was last updated on August 21, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.