Physician Profile
Based in San Francisco, CA, Chunbong B. Ma, MD is listed in the NPI registry under orthopaedic sports medicine. Chunbong graduated from Johns Hopkins University School of Medicine in 1996. Medicare claims data shows Chunbong provided 642 services to 547 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 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.
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.
1701 DIVISADERO ST
San Francisco, CA 94143
Within Orthopedic Sports 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
Ankle & Foot
Bone
Bone & Joint
Core & Hip
Elbow
Foot & Ankle
Hand & Wrist
Head & Spine
Hip
Hip & Groin
Joint
Joints
Knee
Knee & Hip
Leg
Muscle & Tendon
Pediatric & Teen Sports
Shoulder
Shoulder & Arm
Spine & Back
Most searched procedures
Diagnostics
Evaluation
Injections
Non-Surgical Treatment
Procedures
Regenerative Medicine
Surgery
Therapy & Devices
642 services · 547 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Prosthetic repair of shoulder joint, total shoulder | Procedure | 23472 |
39 | More often than most peers in Orthopaedic Sports Medicine |
| Repair of shoulder rotator cuff using an endoscope | Procedure | 29827 |
36 | More than most peers in Orthopaedic Sports Medicine |
| Removal of extensive shoulder joint tissue using an endoscope | Procedure | 29823 |
13 | Less often than most peers in Orthopaedic Sports Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
201 | More often than most peers in Orthopaedic Sports Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
166 | More often than most peers in Orthopaedic Sports Medicine |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
109 | More often than most peers in Orthopaedic Sports Medicine |
| Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes | Office visit | 99421 |
65 | Too few peers to compare |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
13 | Less often than most peers in Orthopaedic Sports Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Ma is an orthopaedic sports medicine in San Francisco, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Ma is listed at 1701 Divisadero St, San Francisco, CA 94143. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (415) 353-7566. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Ma's National Provider Identifier is 1750333191. 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. Ma attended Johns Hopkins University School of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
Dr. Ma has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Ma performs procedures including prosthetic repair of shoulder joint, total shoulder, repair of shoulder rotator cuff using an endoscope and removal of extensive shoulder joint tissue using an endoscope, 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. Ma. 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.