Physician Profile
Based in Phoenix, AZ, Ryan W. Grieger, MD is listed in the NPI registry under anesthesiology. Ryan graduated from University of Arizona College of Medicine in 2019. Ryan is also listed as specializing in student in an organized health care education program. Medicare claims data shows Ryan provided 33 services to 33 patients. The services billed most often include anesthesia for bone marrow aspiration and/or biopsy at pelvic bone and anesthesia for other procedure on neck area (1 year or older).
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
4605 E ELWOOD ST STE 500
Phoenix, AZ 85040
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.
Anesthesia complications
Back & spine
Chronic pain
Facial & jaw pain
General pain
Head & facial pain
Headaches
Joint pain
Mental health
Muscle pain
Musculoskeletal pain
Nerve pain
Pelvic pain
Post-surgery recovery
Sedation & anesthesia
Spine pain
Ablation
Head & facial procedures
Implants & devices
Infusion therapies
Infusion therapy
Joint injections
Muscle injections
Nerve blocks
Nerve injections
Nerve procedures
Pain relief procedures
Regional anesthesia
Sedation
Sedation & anesthesia
Spine injections
Spine procedures
33 services · 33 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Anesthesia for bone marrow aspiration and/or biopsy at pelvic bone | Anaesthesia | 01112 |
20 |
| Anesthesia for other procedure on neck area (1 year or older) | Anaesthesia | 00320 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Grieger is an anesthesiologist in Phoenix, AZ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Dr. Grieger is listed at 4605 E Elwood St Ste 500, Phoenix, AZ 85040. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (602) 200-9021. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Grieger's National Provider Identifier is 1942760251. 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
Dr. Grieger attended University of Arizona College of Medicine, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
Dr. Grieger has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Grieger provides treatments such as anesthesia for bone marrow aspiration and/or biopsy at pelvic bone and anesthesia for other procedure on neck area. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grieger. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.