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Edit this profileAt a glance
- 100 Michigan St Ne, Grand Rapids, MI 49503
About Dr. Lorrain
Gregory Lorrain, MD practices anesthesiology in Grand Rapids, MI. Gregory is a 2018 graduate of Boston University School of Medicine. According to Medicare claims data, Gregory cared for 34 Medicare patients across 34 services. The services billed most often include anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope and insertion of artery tube for blood sampling or infusion through skin. The provider's National Provider Identifier (NPI) is 1033603550.
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
- (616) 391-1510
- Email not available
Practice Locations
100 MICHIGAN ST NE
Grand Rapids, MI 49503
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
General pain
Head & facial pain
Headaches
Joint pain
Mental health
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
Post-surgery recovery
Sedation & anesthesia
Spine pain
Procedures & services
Ablation
Head & facial procedures
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
Joint injections
Muscle injections
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
Pain relief procedures
Regional anesthesia
Sedation
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
Procedures Most Often Billed to Medicare
34 services · 34 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
15 | Less often than most peers in Anesthesiology |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
19 | 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.
Other anesthesiologists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
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.
More connections — 30 related providers in 4 groups
Other anesthesiologists in Grand Rapids 6
Same specialty, same city.
Trained at Boston University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at Boston University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of artery tube for blood sampling or infusion through skin 8
Providers in MI who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Lorrain?
Dr. Lorrain is an anesthesiologist in Grand Rapids, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
What is Dr. Lorrain's address?
Dr. Lorrain is listed at 100 Michigan St Ne, Grand Rapids, MI 49503. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Lorrain?
The number on file is (616) 391-1510. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Lorrain's NPI number?
Dr. Lorrain's National Provider Identifier is 1033603550. 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 Dr. Lorrain train?
Dr. Lorrain attended Boston University School of Medicine, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Lorrain been practicing?
Dr. Lorrain has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Lorrain perform?
According to Medicare billing data, Dr. Lorrain performs procedures including insertion of artery tube for blood sampling or infusion through skin; provides treatments such as anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Lorrain confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lorrain. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.