Physician Profile
Unclaimed ProfileAbout Dr. Moon
Woo Jung Moon, DO is a hospitalist practicing in Saint Louis, MO. Woo is also listed as specializing in internal medicine. Medicare claims data shows Woo provided 105 services to 104 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (314) 289-7628
- Email not available
Practice Locations
915 N GRAND BLVD VA MEDICAL CENTER, DEPT OF MEDICINE MAIL CODE 111
Saint Louis, MO 63106
Procedures Most Often Billed to Medicare
105 services · 104 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
53 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
52 |
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 hospitalists at this location 1
Same specialty, same street address — most likely the same department or group.
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.
Other hospitalists in Saint Louis 7
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2010 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Moon specialize in?
Dr. Moon is a hospitalist in Saint Louis, MO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HOSPITALIST”.
NPI registry
Where is Dr. Moon located?
Dr. Moon is listed at 915 N GRAND BLVD VA MEDICAL CENTER, DEPT OF MEDICINE MAIL CODE 111, Saint Louis, MO 63106. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Moon's phone number?
The number on file is (314) 289-7628. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Moon?
Dr. Moon's National Provider Identifier is 1578889747. 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. Moon go to medical school?
Dr. Moon attended Other, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Moon have?
Dr. Moon has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Moon do most often?
According to Medicare billing data, Dr. Moon the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Moon's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Moon. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.