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DR. HONG J SON M.D.
NPI 1639515190
Internal Medicine in Roseville, CA

Active since May 10, 2013PECOS EnrolledAccepts Medicare Assignment
1872 GRANITE WAY, ROSEVILLE, CA 95747(415) 308-4587 Get Directions Write a Review

NPPES record last updated: December 17, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 17, 2021, Aug 23, 2016 (2 updates tracked since 2016).

About Dr. Hong J Son M.d. NPPES

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

DR. HONG J SON M.D. (NPI 1639515190) is an individual internal medicine provider in Roseville, California, licensed in California (A139188) and active in the NPI registry since May 2013. He is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1639515190
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. HONG J SONCredential: M.D.
Location Address1872 GRANITE WAYRoseville, CA 95747-4930
Mailing Address975 Sereno DrVallejo, CA 94589-2441 · (415) 308-4587
Phone(415) 308-4587
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateMay 10, 2013
Last NPPES UpdateDecember 17, 20212 updates tracked since enumeration
✔ NPI 1639515190 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A139188
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1872 GRANITE WAY, Roseville, CA 95747
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Hong J Son M.d. 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 ID6901189729
PECOS Enrollment IDI20170201001774
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.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
110 services28 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
23 services23 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95747 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
$137.20 typical visit price
range $60.44 – $180.85
Typical copayment $34.30 (range $15.11 – $45.21)
Most-billed visit code 99204
Established Patient
$105.95 typical visit price
range $19.88 – $148.15
Typical copayment $26.48 (range $4.97 – $37.03)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Hong Son's NPI number?

The NPI number for Hong Son is 1639515190. It was assigned to this individual provider in the NPPES registry on May 10, 2013.

Where is Hong Son located?

Hong Son practices at 1872 Granite Way, Roseville, CA 95747. The listed phone number is (415) 308-4587.

What is Hong Son's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Hong Son enrolled in Medicare?

Yes. Hong Son 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.

When was this NPI record last updated?

The NPPES record for Hong Son was last updated on December 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.