DR. VUNGHI HOANG M.D.
NPI 1346417110
Internal Medicine in Santa Rosa, CA

Q: What is Vunghi Hoang's NPI number?

The NPI number for Vunghi Hoang is 1346417110. It was assigned to this individual provider in the NPPES registry on May 12, 2008.

Q: What is Vunghi Hoang's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Vunghi Hoang was last updated on April 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since May 12, 2008PECOS EnrolledAccepts Medicare Assignment

97.22/100

CMS Quality Rating

30 MARK WEST SPRINGS RD, SANTA ROSA, CA 95403(707) 576-4000 Get Directions Write a Review

NPPES record last updated: April 11, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 11, 2024, Jun 17, 2021, Mar 1, 2019 and 5 more (8 updates tracked since 2016).

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About Dr. Vunghi Hoang M.d. NPPES

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

DR. VUNGHI HOANG M.D. (NPI 1346417110) is an individual internal medicine provider in Santa Rosa, California, licensed in California (A111879) and active in the NPI registry since May 2008. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2007).

NPPES Registry Identity

NPI1346417110

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. VUNGHI HOANGCredential: M.D.

Location Address30 MARK WEST SPRINGS RDSanta Rosa, CA 95403-1436

Mailing Address30 Mark West Springs RdSanta Rosa, CA 95403-1436 · (707) 576-4315

Phone(707) 576-4000

Sole ProprietorYes

Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 2007

Enumeration DateMay 12, 2008

Last NPPES UpdateApril 11, 20248 updates tracked since enumeration

NPPES CertifiedApril 11, 2024

✔ NPI 1346417110 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Licenses✔ Licensed in CA · A111879✔ Licensed in NV · 16891

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.

Also ListedHospitalistTaxonomy 208M00000X · License 16891 (NV)

30 MARK WEST SPRINGS RD, Santa Rosa, CA 95403

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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

Dr. Vunghi Hoang 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 ID7315111226

PECOS Enrollment IDI20111110000474

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

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

Pacific Inpatient Medical Group

52 mi

Internal Medicine

1101 VAN NESS AVE
San Francisco, CA 94109

Reassigned Medicare billing, California enrollment
213 clinicians in this Medicare group

NPI 1447447248 (415) 531-9047

Hospitalist Medicine Physicians Of California, Inc

409 mi

Internal Medicine

18300 US HIGHWAY 18
Apple Valley, CA 92307

Reassigned Medicare billing, California enrollment
914 clinicians in this Medicare group

NPI 1184663965 (760) 946-4233

Inpatient Specialists Of California, PC

428 mi

Internal Medicine

2101 N WATERMAN AVE
San Bernardino, CA 92404

Reassigned Medicare billing, California enrollment
1,216 clinicians in this Medicare group

NPI 1952792475 (615) 377-5658

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

Areas of Expertise CMS Part B claims 5

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 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

295 services122 patients

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.

105 services67 patients

Hospital discharge day management, more than 30 minutes 99239

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

92 services91 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

45 services45 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

30 services30 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95403 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

$142.00 typical visit price

range $63.04 – $187.01

Typical copayment $35.50 (range $15.76 – $46.75)

Most-billed visit code 99204

Established Patient

$109.88 typical visit price

range $21.02 – $153.40

Typical copayment $27.47 (range $5.25 – $38.35)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.22/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

88.33

Promoting Interoperability

100

Improvement Activities

Cost

69.53

Reported Quality Measures

Care Plan

Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…

99%391 patients4/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

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

SUHANA ELAMSENTHIL MD

Internal Medicine