JEFFREY Y CHANG MD
NPI 1992738728
Internal Medicine - Endocrinology, Diabetes & Metabolism in Sacramento, CA

Q: What is Jeffrey Chang's NPI number?

The NPI number for Jeffrey Chang is 1992738728. It was assigned to this individual provider in the NPPES registry on July 7, 2006.

Q: What is Jeffrey Chang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Q: When was this NPI record last updated?

The NPPES record for Jeffrey Chang was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

Active since July 07, 2006PECOS EnrolledAccepts Medicare Assignment

1020 29TH ST STE 270, SACRAMENTO, CA 95816(916) 455-3700(916) 503-7568 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Jeffrey Y Chang Md NPPES

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

JEFFREY Y CHANG MD (NPI 1992738728) is an individual endocrinology, diabetes & metabolism provider in Sacramento, California, licensed in California (C52373) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Peoria, and is a graduate of Other (1980).

NPPES Registry Identity

NPI1992738728

Entity TypeIndividualMale

Primary Taxonomy207RE0101X

Provider Legal NameJEFFREY Y CHANGCredential: MD

Location Address1020 29TH ST STE 270Sacramento, CA 95816-5173

Mailing AddressPo Box 255228Sacramento, CA 95865-5228

Phone(916) 455-3700

Fax(916) 503-7568

Sole ProprietorNo

Medical School CMSOtherGraduated 1980

Enumeration DateJuly 7, 2006

Last NPPES UpdateSeptember 11, 2025

NPPES CertifiedSeptember 11, 2025

✔ NPI 1992738728 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

Licenses✔ Licensed in CA · C52373✔ Licensed in IL · 036064132

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Secondary Practice Location 1

Location 13308 W Chartwell RdPeoria, IL 61614-2322 · Phone (309) 691-7640 · Fax (309) 691-7643

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

Jeffrey Y Chang Md 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 ID4587705157

PECOS Enrollment IDI20250926002307

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95816 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.

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.

Reported Quality Measures

Diabetes: Foot Exam

The percentage of patients 18-75 years of age with diabetes (type 1 and type 2) who received a foot exam (visual inspection and sensory exam with mono filament and a pulse exam) during the measurement year

75%508 patients4/55-star benchmark: 98%

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

84%3,737 patients3/55-star benchmark: 100%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

97%1,820 patients5/55-star benchmark: 97%

Preventive Care and Screening: Influenza Immunization

Percentage of patients aged 6 months and older seen for a visit between October 1 and March 31 who received an influenza immunization OR who reported previous receipt of an influenza immunization

92%850 patients5/55-star benchmark: 88%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

Patients screenedForUse: 100% · 980 patients

Patients tobacco: 98% · 980 patients

80%82 patients4/55-star benchmark: 98%

Use of High-Risk Medications in the Elderly

Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication.

Lower rates are better for this measure.

Patients 2+: 0% · 624 patients

8%624 patients3/55-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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

9 suppliers12 claims56 services$6.05 avg. paid by Medicare

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553

DME-Other DME · category DE017N

6 suppliers70 claims70 services$183.77 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 7

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

MARYAM AMIR M.D.

Internal Medicine (Endocrinology, Diabetes & Metabolism)