Physician Profile
Unclaimed ProfileAbout Dr. Mangan
Based in San Diego, CA, James K Mangan, MD is listed in the NPI registry under hematology/oncology. James graduated from Temple University School of Medicine in 2005. James is also listed as specializing in hematology & oncology. Medicare claims data shows James provided 616 services to 171 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
- (800) 926-8273
- Email not available
Practice Locations
200 W ARBOR DR
San Diego, CA 92103
Procedures Most Often Billed to Medicare
616 services · 171 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
313 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
193 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
54 |
| Advance care planning, first 30 minutes | Office visit | 99497 |
30 |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
26 |
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 hematology/oncology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 23 related providers in 3 groups
Other hematology/oncology specialists in San Diego 7
Same specialty, same city.
Trained at Temple University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2005 at Temple University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Mangan specialize in?
Dr. Mangan is a hematology/oncology in San Diego, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HEMATOLOGY/ONCOLOGY”.
NPI registry
Where is Dr. Mangan located?
Dr. Mangan is listed at 200 W ARBOR DR, San Diego, CA 92103. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Mangan's phone number?
The number on file is (800) 926-8273. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Mangan?
Dr. Mangan's National Provider Identifier is 1720107121. 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. Mangan go to medical school?
Dr. Mangan attended Temple University School of Medicine, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Mangan have?
Dr. Mangan has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Mangan do most often?
According to Medicare billing data, Dr. Mangan 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. Mangan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mangan. 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.