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Edit this profileAt a glance
- 515 22Nd Ave, Monroe Clinic, Monroe, WI 53566
About Dr. Collar
Based in Monroe, WI, Mark W. Collar, M.D. is listed in the NPI registry under anesthesiology. Mark graduated from Saint Louis University School of Medicine in 1994. Medicare claims data shows Mark provided 162 services to 161 patients. The services billed most often include anesthesia for exam of colon using an endoscope, anesthesia for other procedure on large bowel using an endoscope, and anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope. NPI 1659354553 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (608) 324-2222
- Email not available
Practice Locations
515 22ND AVE MONROE CLINIC
Monroe, WI 53566
Conditions Commonly Evaluated or Treated
Within Anesthesiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Anesthesia complications
Back & spine
- Arthritis of the spine
- Degenerative disc disease
- Failed back surgery syndrome
- Herniated disc
- Lower back pain
- Neck pain
- Sacroiliac joint pain
- Spinal compression fracture
- Spinal stenosis
- Spondylolisthesis
- Tailbone pain
- Upper Back Pain
Chronic pain
Facial & jaw pain
- Temporomandibular joint disorder
- Throat nerve pain
General pain
- Cancer pain
- Chronic pain
- Fibromyalgia
- Severe post-op pain
Head & facial pain
- Chronic migraines
- Occipital neuralgia
- Spinal headache
- Trigeminal neuralgia
Headaches
Joint pain
Mental health
- Trauma
- Treatment-resistant depression
Muscle pain
Musculoskeletal pain
Nerve pain
- Abdominal wall nerve pain
- Complex Regional Pain Syndrome
- Foot Numbness and Tingling
- Groin nerve pain after hernia surgery
- Nerve damage after surgery
- Neuropathy
- Outer thigh burning and numbness
- Phantom limb pain
- Pinched nerve
- Piriformis syndrome
- Sciatica
- Shingles pain
- Tarsal Tunnel Syndrome
Pelvic pain
- Chronic pelvic pain
- Pudendal nerve pain
Post-surgery recovery
Sedation & anesthesia
Spine pain
- Torn spinal disc
- Whiplash neck injury
Procedures & services
Ablation
- Hip radiofrequency ablation
Head & facial procedures
- Botox for chronic migraines
- Facial nerve block for headache
- Occipital nerve block
Implants & devices
- Pain pump implant
- Pain pump refill and check
- Peripheral nerve stimulator implant
- Spinal cord stimulator implant
- Spinal cord stimulator trial
Infusion therapies
Infusion therapy
- Lidocaine Infusion for Chronic Pain
Joint injections
Muscle injections
- Trigger-point injection
Nerve blocks
- Abdominal Nerve Block
- Celiac Plexus Nerve Block
- Ganglion impar block
- Groin nerve block
- Pudendal nerve block
- Superior hypogastric plexus block
Nerve injections
- Celiac plexus block
- Lumbar sympathetic block
- Nerve block
- Rib nerve block
- Shoulder nerve block
- Stellate ganglion block
Nerve procedures
- Knee nerve block and ablation
- Peripheral nerve hydrodissection
- Radiofrequency ablation
Pain relief procedures
- Cryoneurolysis
Regional anesthesia
- Adductor canal block
- Brachial plexus block
- Popliteal nerve block
Sedation
- IV sedation for endoscopy
Sedation & anesthesia
- General anesthesia
- Labor epidural
- Moderate dental sedation
- Pre-surgery anesthesia consult
- Sedation for dental work
- Spinal spinal block
Spine injections
- Epidural steroid injection
- Facet joint injection
- Medial branch block
- Sacroiliac joint injection
- Tailbone epidural injection
Spine procedures
- Blood patch for spinal headache
- Epidural Lysis Of Adhesions
- Interspinous Spacer
- Kyphoplasty
- Mild procedure for spinal stenosis
- Percutaneous disc decompression
- Spinal bone nerve ablation
- Vertebroplasty
Procedures Most Often Billed to Medicare
162 services · 161 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Anesthesia for exam of colon using an endoscope | Anaesthesia | 00812 |
57 | More often than most peers in Anesthesiology |
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
51 | More often than most peers in Anesthesiology |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
38 | More often than most peers in Anesthesiology |
| Anesthesia for procedure on small and large bowel using an endoscope | Anaesthesia | 00813 |
16 | As often as other peers in Anesthesiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other anesthesiologists in Monroe 6
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Saint Louis University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Saint Louis University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Anesthesia for exam of colon using an endoscope 8
Providers in WI who bill this service to Medicare most often.
Common questions
What does Mark W. Collar specialize in?
Mark W. Collar is an anesthesiologist in Monroe, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Where is Mark W. Collar located?
Mark W. Collar is listed at 515 22Nd Ave Monroe Clinic, Monroe, WI 53566. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mark W. Collar's phone number?
The number on file is (608) 324-2222. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mark W. Collar?
Mark W. Collar's National Provider Identifier is 1659354553. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Mark W. Collar train?
Mark W. Collar attended Saint Louis University School of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mark W. Collar have?
Mark W. Collar has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What does Mark W. Collar do most often?
According to Medicare billing data, Mark W. Collar provides treatments such as anesthesia for exam of colon using an endoscope and anesthesia for other procedure on large bowel using an endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mark W. Collar's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mark W. Collar. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.