DR. MARGARET SONG MD
NPI 1104074814
Internal Medicine in Riverside, CA

Active since September 05, 2008PECOS EnrolledAccepts Medicare Assignment
6405 DAY ST, RIVERSIDE, CA 92507(951) 697-5420(951) 697-5587 Get Directions Write a Review

NPPES record last updated: April 15, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 4, 2025, Feb 26, 2020 (2 updates tracked since 2020).

About Dr. Margaret Song Md NPPES

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

DR. MARGARET SONG MD (NPI 1104074814) is an individual internal medicine provider in Riverside, California, licensed in California (A81926) and active in the NPI registry since September 2008. She is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (2001).

NPPES Registry Identity

NPI1104074814
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARGARET SONGCredential: MD
Location Address6405 DAY STRiverside, CA 92507-0901
Mailing Address6405 Day StRiverside, CA 92507-0901 · (951) 697-5420 · Fax (951) 697-5587
Fax(951) 697-5587
Sole ProprietorNo
Medical School CMSLoma Linda University School Of MedicineGraduated 2001
Enumeration DateSeptember 5, 2008
Last NPPES UpdateApril 15, 20252 updates tracked since enumeration
NPPES CertifiedApril 15, 2025
NPI 1104074814 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 · A81926
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.
6405 DAY ST, Riverside, CA 92507

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. Margaret Song 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 ID6800935776
PECOS Enrollment IDI20091207000152
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 6

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
202 services110 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
102 services74 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
73 services73 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
73 services73 patients
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit G0438
An annual wellness visit is a yearly appointment with your doctor to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's an opportunity to discuss your health status and goals and get a plan tailored for you.
15 services15 patients
Dxa bone density measurement of hip, pelvis, spine 77080
A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92507 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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

Clinical Information Reconciliation
For at least one transition of care or referral received or patient encounter in which the MIPS eligible clinician has never before encountered the patient, the MIPS eligible clinician performs clinical information reconciliation.
9%899 patients1/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
99%1,602 patients4/55-star benchmark: 100%
Patient-Generated Health Data
Patient-generated health data or data from a non-clinical setting is incorporated into the certified EHR technology for at least one unique patient seen by the MIPS eligible clinician during the performance period.
2%1,056 patients
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from certified EHR technology to identify patient-specific educational resources and provide electronic access to those materials to at least one unique patient seen by the MIPS eligible…
91%1,056 patients4/55-star benchmark: 100%
Provide Patient Access
For at least one unique patient seen by the MIPS eligible clinician: (1) The patient (or the patient authorized representative) is provided timely access to view online, download, and transmit his or her health information; and (2) The MIPS eligible clinician…
78%1,056 patients4/55-star benchmark: 100%
Request/Accept Summary of Care
For at least one transition of care or referral received or patient encounter in which the MIPS eligible clinician has never before encountered the patient, the MIPS eligible clinician receives or retrieves and incorporates into the patient's record an…
98%848 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of certified EHR technology to the patient (or the patient-authorized representative), or in…
42%1,056 patients3/55-star benchmark: 75%
Send a Summary of Care
For at least one transition of care or referral, the MIPS eligible clinician that transitions or refers their patient to another setting of care or health care provider-(1) creates a summary of care record using certified EHR technology; and (2)…
50%30 patients3/55-star benchmark: 100%
View, Download and Transmit (VDT)
During the performance period, at least one unique patient (or patient-authorized representatives) seen by the MIPS eligible clinician actively engages with the EHR made accessible by the MIPS eligible clinician.
39%1,056 patients
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

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

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers17 claims17 services$64.55 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 20

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

Internal Medicine
6405 DAY ST
RIVERSIDE, CA 92507
Obstetrics & Gynecology
6405 DAY ST
RIVERSIDE, CA 92507
Family Medicine
6405 DAY ST
RIVERSIDE, CA 92507
Internal Medicine
6405 DAY ST
RIVERSIDE, CA 92507
Pediatrics
6405 DAY ST
RIVERSIDE, CA 92507
Dermatology
6405 DAY ST
RIVERSIDE, CA 92507
Pediatrics
6405 DAY ST
RIVERSIDE, CA 92507
Family Medicine
6405 DAY ST
RIVERSIDE, CA 92507

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 Margaret Song's NPI number?

The NPI number for Margaret Song is 1104074814. It was assigned to this individual provider in the NPPES registry on September 5, 2008.

Where is Margaret Song located?

Margaret Song practices at 6405 Day St, Riverside, CA 92507. The listed phone number is (951) 697-5420.

What is Margaret Song's specialty?

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

Is Margaret Song enrolled in Medicare?

Yes. Margaret Song 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 Margaret Song was last updated on April 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.