Physician Profile
Unclaimed ProfileAbout PAK
Jaewoo Pak, M.D. practises internal medicine in Irvine, CA. Jaewoo is a 1992 graduate of University of Southern California Keck School of Medicine. Jaewoo is also listed as specialising in pain medicine.
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
Common questions
What is Dr. Pak's specialty?
Dr. Pak is an internal medicine in Irvine, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where can I find Dr. Pak?
Dr. Pak is listed at 4840 IRVINE BLVD STE 203, Irvine, CA 92620. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Pak?
The number on file is (714) 389-7000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Pak?
Dr. Pak's National Provider Identifier is 1962567321. 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
What is Dr. Pak's medical education?
Dr. Pak attended University of Southern California Keck School of Medicine, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Pak have?
Dr. Pak has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Pak known for?
According to Medicare billing data, Dr. Pak performs procedures including injection into tendon or ligament, aspiration and/or injection of fluid from large joint and aspiration and/or injection of fluid from medium joint; provides treatments such as infusion into a vein for hydration, each additional hour and infusion into a vein for hydration, 31-60 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Pak's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Pak. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (714) 389-7000
- Email not available
Practice Locations
4840 IRVINE BLVD STE 203
Irvine, CA 92620
Procedures Most Often Billed to Medicare
49,166 services · 1,964 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection into tendon or ligament | Procedure | 20550 |
8,307 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
5,516 |
| Aspiration and/or injection of fluid from medium joint | Procedure | 20605 |
2,536 |
| Injection of anesthetic agent and/or steroid into other nerve or branch | Procedure | 64450 |
1,578 |
| Aspiration and/or injection of fluid from small joint | Procedure | 20600 |
676 |
| Infusion into a vein for hydration, each additional hour | Treatment | 96361 |
500 |
| Infusion into a vein for hydration, 31-60 minutes | Treatment | 96360 |
500 |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
16,361 |
| Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose | Drug given | J7321 |
2,270 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
10,800 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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 internal medicines in Irvine 8
Same specialty, same city.
Trained at University of Southern California Keck School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1992 at University of Southern California Keck School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection into tendon or ligament 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.