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JAKRIN KEWCHAROEN
NPI 1972097855
Internal Medicine - Cardiovascular Disease in San Francisco, CA

Active since June 14, 2018PECOS EnrolledAccepts Medicare Assignment
400 PARNASSUS AVE STE 501, SAN FRANCISCO, CA 94143(415) 353-2873 Get Directions Write a Review

NPPES record last updated: May 7, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 7, 2026, Jun 14, 2018 (2 updates tracked since 2018).

About Jakrin Kewcharoen NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JAKRIN KEWCHAROEN (NPI 1972097855) is an individual cardiovascular disease provider in San Francisco, California, licensed in California (A173806) and active in the NPI registry since June 2018. He is enrolled in Medicare PECOS, maintains a secondary practice location in Honolulu, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1972097855
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameJAKRIN KEWCHAROEN
Location Address400 PARNASSUS AVE STE 501San Francisco, CA 94143-2202
Mailing Address1356 Lusitana St Ste 510Honolulu, HI 96813-2409 · (808) 586-2890
Phone(415) 353-2873
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateJune 14, 2018
Last NPPES UpdateMay 7, 20262 updates tracked since enumeration
NPPES CertifiedMay 7, 2026
✔ NPI 1972097855 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in CA · A173806
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
400 PARNASSUS AVE STE 501, San Francisco, CA 94143
Open in Google Maps ↗

Secondary Practice Location 1

Location 11356 Lusitana St Ste 510Honolulu, HI 96813-2409 · Phone (808) 586-2890

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Jakrin Kewcharoen is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6709328453
PECOS Enrollment IDI20260522000507
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Jakrin Kewcharoen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of California San Francisco
Same address
Surgery
400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 5,645 clinicians in this Medicare group
NPI 1346329380 (415) 353-2161
Ucsf Medical Group Business Services
Same address
Internal Medicine
400 PARNASSUS AVE
San Francisco, CA 94122
  • Reassigned Medicare billing, California enrollment
  • 5,544 clinicians in this Medicare group
NPI 1477624104 (415) 353-2808
Regents Of The University Of California
0.1 mi
Endocrinology, Diabetes & Metabolism
505 PARNASSUS AVE
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 2,112 clinicians in this Medicare group
NPI 1376613943 (415) 353-2350

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ARICK CHARLES PARK MD
Internal Medicine (Advanced Heart Failure and Transplant Cardiology)
400 PARNASSUS AVE STE 501
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-2873
MARKO BOSKOVSKI M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
400 PARNASSUS AVE STE 501
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-1616
NATALIE RICE PA-S
Physician Assistant
400 PARNASSUS AVE STE 501
SAN FRANCISCO, CA 94143
San Francisco County (415) 502-7437
NEAL RONE-HWA YUAN
Internal Medicine (Cardiovascular Disease)
400 PARNASSUS AVE STE 501
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-2873
KIMBERLY TRINKINO NP
Nurse Practitioner (Acute Care)
400 PARNASSUS AVE STE 501
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-9088
SONIA GARG M.D.
Internal Medicine (Advanced Heart Failure and Transplant Cardiology)
400 PARNASSUS AVE STE 501
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-2873
JORDYN CHRISTINE BLACKBURN NP
Nurse Practitioner (Acute Care)
400 PARNASSUS AVE STE 501
SAN FRANCISCO, CA 94143
San Francisco County (415) 502-4243
PETER I TENG M.D.
Internal Medicine (Cardiovascular Disease)
400 PARNASSUS AVE STE 501
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-2873

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jakrin Kewcharoen's NPI number?

The NPI number for Jakrin Kewcharoen is 1972097855. It was assigned to this individual provider in the NPPES registry on June 14, 2018.

Where is Jakrin Kewcharoen located?

Jakrin Kewcharoen practices at 400 Parnassus Ave Ste 501, San Francisco, CA 94143. The listed phone number is (415) 353-2873.

What is Jakrin Kewcharoen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Jakrin Kewcharoen enrolled in Medicare?

Yes. Jakrin Kewcharoen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Jakrin Kewcharoen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jakrin Kewcharoen reassigns Medicare benefits to 3 organizations: University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and Regents Of The University Of California (San Francisco, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jakrin Kewcharoen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Jakrin Kewcharoen was last updated on May 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.