DR. DENNIS WHANG M.D.
NPI 1740507763
Hospitalist in Sacramento, CA

Q: What is Dennis Whang's NPI number?

The NPI number for Dennis Whang is 1740507763. It was assigned to this individual provider in the NPPES registry on April 29, 2010.

Q: What is Dennis Whang's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Q: When was this NPI record last updated?

The NPPES record for Dennis Whang was last updated on November 24, 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.

Active since April 29, 2010PECOS EnrolledAccepts Medicare Assignment

2315 STOCKTON BLVD STE 2P101, SACRAMENTO, CA 95817(916) 734-7506 Get Directions Write a Review

NPPES record last updated: November 24, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 24, 2021, May 12, 2021 (2 updates tracked since 2021).

On this page

About Dr. Dennis Whang M.d. NPPES

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

DR. DENNIS WHANG M.D. (NPI 1740507763) is an individual hospitalist provider in Sacramento, California, licensed in California (A119431) and active in the NPI registry since April 2010. He is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (2010).

NPPES Registry Identity

NPI1740507763

Entity TypeIndividualMale

Primary Taxonomy208M00000X

Provider Legal NameDR. DENNIS WHANGCredential: M.D.

Location Address2315 STOCKTON BLVD STE 2P101Sacramento, CA 95817-2201

Mailing Address2315 Stockton Blvd Ste 2p101Sacramento, CA 95817-2201 · (916) 734-7506

Phone(916) 734-7506

Sole ProprietorNo

Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2010

Enumeration DateApril 29, 2010

Last NPPES UpdateNovember 24, 20212 updates tracked since enumeration

NPPES CertifiedNovember 24, 2021

✔ NPI 1740507763 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians

Taxonomy Code208M00000X

Licenses✔ Licensed in CA · A119431✔ Licensed in WA · MD60763231

Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Also ListedInternal MedicineTaxonomy 207R00000X · License A119431 (CA), MD60763231 (WA)

2315 STOCKTON BLVD STE 2P101, Sacramento, CA 95817

Open in Google Maps ↗

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. Dennis Whang 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 ID9335389279

PECOS Enrollment IDI20130717000353

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 Reassignment

Medicare enrollment records show Dennis Whang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The University Of Ca

Same address

Emergency Medicine

2315 STOCKTON BLVD
Sacramento, CA 95817

Reassigned Medicare billing, California enrollment
Medicare enrollment name: Regents Of The Univ Of Ca
2,570 clinicians in this Medicare group

NPI 1063405074 (916) 734-2363

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 4

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.

130 services52 patients

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.

114 services46 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.

38 services38 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.

17 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95817 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.

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.

BELAL SULTANZAI

Internal Medicine