Physician Profile
Based in Boston, MA, Yi Zhang, MD, PhD is listed in the NPI registry under anesthesiology — pain medicine. Yi is also listed as specializing in anesthesiology. According to Medicare claims data, Yi cared for 363 Medicare patients across 509 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, telephone medical discussion with physician, 21-30 minutes, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
MASSACHUSETTS GENERAL HOSPITAL 55 FRUIT STREET
Boston, MA 02114
75 Francis St
Boston, MA 02115
Within Pain Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Abdominal & visceral pain
Cancer
Chest
Chronic pain
Feet
Foot & ankle pain
Head & Face
Headaches
Joint & soft tissue pain
Joint pain
Joints
Muscle pain
Muscles
Nerve pain
Nerves
Pelvic & nerve pain
Pelvis
Shoulder & arm pain
Spine
Spine pain
Most searched procedures
Device management
Diagnostics
Implants
Infusions
Injections
Integrative medicine
Medication
Minimally invasive procedures
Neuromodulation
Regenerative
Regenerative medicine
Spine
Therapy
Therapy & counseling
509 services · 363 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of tube and injection of substance into lower spine canal using imaging guidance | Procedure | 62327 |
20 | Too few peers to compare |
| Insertion of tube and injection of substance into lower spine canal using imaging guidance | Procedure | 62327 |
17 | Too few peers to compare |
| Ultrasonic guidance for needle placement | Imaging | 76942 |
22 | Less often than most peers in Anesthesiology — Pain Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
167 | As often as other peers in Anesthesiology — Pain Medicine |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
100 | More often than most peers in Anesthesiology — Pain Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
49 | As often as other peers in Anesthesiology — Pain Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
46 | As often as other peers in Anesthesiology — Pain Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
34 | As often as other peers in Anesthesiology — Pain Medicine |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
19 | As often as other peers in Anesthesiology — Pain Medicine |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
18 | Less often than most peers in Anesthesiology — Pain Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Zhang is an anesthesiologist in Boston, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology — Pain Medicine”.
NPI registry
Dr. Zhang is listed at Massachusetts General Hospital 55 Fruit Street, Boston, MA 02114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (617) 726-3030. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Zhang's National Provider Identifier is 1144356866. 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. Zhang attended Other, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
Dr. Zhang has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Zhang performs procedures including insertion of tube and injection of substance into lower spine canal using imaging guidance; reads or performs imaging such as ultrasonic guidance for needle placement, alongside routine visits and testing. 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. Zhang. 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.