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Edit this profileWhere to find Peter M. Grzesik, DO
- Worcester location main office
55 Lake Ave N, Worcester, MA 01655 - New Haven location
20 York St, New Haven, CT 06510 - Danbury location
24 Hospital Ave, Danbury, CT 06810
About Dr. Grzesik
Based in Worcester, MA, Peter M. Grzesik, DO is listed in the NPI registry under anesthesiology. Peter graduated from New York College of Osteo Medicine of New York Institute of Technology in 2014. Medicare claims data shows Peter provided 325 services to 259 patients. The services billed most often include daily hospital management of continuous spinal drug administration, ultrasonic guidance for blood vessel access, and other procedure on nervous system. NPI 1518378231 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
- (508) 334-3271
- Email not available
Practice Locations
55 LAKE AVE N
Worcester, MA 01655
20 York St
New Haven, CT 06510
24 Hospital Ave
Danbury, CT 06810
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
325 services · 259 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Other procedure on nervous system | Procedure | 64999 |
38 | More often than most peers in Anesthesiology |
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
33 | More often than most peers in Anesthesiology |
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
33 | More often than most peers in Anesthesiology |
| Daily hospital management of continuous spinal drug administration | Anaesthesia | 01996 |
48 | More often than most peers in Anesthesiology |
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
46 | More often than most peers in Anesthesiology |
| Anesthesia for procedure on heart and large blood vessels | Anaesthesia | 00560 |
23 | More often than most peers in Anesthesiology |
| Anesthesia for heart artery bypass grafting on heart-lung machine | Anaesthesia | 00567 |
15 | As often as other peers in Anesthesiology |
| Anesthesia for lens surgery | Anaesthesia | 00142 |
15 | Less often than most peers in Anesthesiology |
| Ultrasound of heart with probe in esophagus, with report | Treatment | 93312 |
24 | More often than most peers in Anesthesiology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
29 | 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 2
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 — 29 related providers in 4 groups
Other anesthesiologists in Worcester 6
Same specialty, same city.
Trained at New York College of Osteo Medicine of New York Institute of Technology 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at New York College of Osteo Medicine of New York Institute of Technology 7
Providers who graduated from the same medical school in the same year.
Also performs Other procedure on nervous system 8
Providers in MA who bill this service to Medicare most often.
Common questions
What is Dr. Grzesik's specialty?
Dr. Grzesik is an anesthesiologist in Worcester, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Where can I find Dr. Grzesik?
Dr. Grzesik is listed at 55 Lake Ave N, Worcester, MA 01655. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Grzesik?
The number on file is (508) 334-3271. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Grzesik?
Dr. Grzesik's National Provider Identifier is 1518378231. 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
What is Dr. Grzesik's medical education?
Dr. Grzesik attended New York College of Osteo Medicine of New York Institute of Technology, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Grzesik have?
Dr. Grzesik has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Grzesik known for?
According to Medicare billing data, Dr. Grzesik performs procedures including other procedure on nervous system, insertion of artery tube for blood sampling or infusion through skin and insertion of non-tunneled central venous tube for infusion; reads or performs imaging such as ultrasonic guidance for blood vessel access; provides treatments such as ultrasound of heart with probe in esophagus, with report and daily hospital management of continuous spinal drug administration, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Grzesik's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grzesik. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.