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DR. SOYOUNG IM MCFARLAND M.D.
NPI 1902091242
Internal Medicine in San Diego, CA

Active since September 10, 2007PECOS EnrolledAccepts Medicare Assignment
4077 FIFTH AVE, MER 35, SAN DIEGO, CA 92103(619) 260-7220(619) 260-7305 Get Directions Write a Review

NPPES record last updated: December 1, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Soyoung Im Mcfarland M.d. NPPES

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

DR. SOYOUNG IM MCFARLAND M.D. (NPI 1902091242) is an individual internal medicine provider in San Diego, California, licensed in California (A97578) and active in the NPI registry since September 2007. She is enrolled in Medicare PECOS and is a graduate of University Of Pittsburgh School Of Medicine (2005).

NPPES Registry Identity

NPI1902091242
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. SOYOUNG IM MCFARLANDCredential: M.D.
Location Address4077 FIFTH AVE, MER 35San Diego, CA 92103-2105
Mailing Address4077 Fifth Ave, Mer 35San Diego, CA 92103-2105 · (619) 260-7220 · Fax (619) 260-7305
Phone(619) 260-7220
Fax(619) 260-7305
Sole ProprietorNo
Medical School CMSUniversity Of Pittsburgh School Of MedicineGraduated 2005
Enumeration DateSeptember 10, 2007
Last NPPES UpdateDecember 1, 2021
✔ NPI 1902091242 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 · A97578
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.
4077 FIFTH AVE, San Diego, CA 92103
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Other Identifiers 1

Medicaid00A975780CA

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. Soyoung Im Mcfarland 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 ID7911050026
PECOS Enrollment IDI20090806000202
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 Soyoung Mcfarland reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
1.2 mi
Health Maintenance Organization
1288 CAMINO DEL RIO N
San Diego, CA 92108
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1023425972 (877) 608-0044

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92103 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
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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.

BRIAN BUTLER M.D.
Hospitalist
4077 FIFTH AVE
SAN DIEGO, CA 92103
San Diego County (619) 686-3935
DR. SCOT NOLAN DNP, RN, CNS
Clinical Nurse Specialist (Critical Care Medicine)
4077 FIFTH AVE
SAN DIEGO, CA 92103
San Diego County (619) 686-3595
BRIANNA ELISE LIPSEY RN, BSN
Registered Nurse (Neuroscience)
4077 FIFTH AVE
SAN DIEGO, CA 92103
San Diego County (858) 832-2478
PAUL JIN HAN M.D.
Internal Medicine
4077 FIFTH AVE, MER 35
SAN DIEGO, CA 92103
San Diego County (619) 260-7022
CHRISTIAN NGUYEN KELLY
Emergency Medicine
4077 FIFTH AVE
SAN DIEGO, CA 92103
San Diego County (619) 294-8111
LINA MOHAMMED DO
Student in an Organized Health Care Education/Training Program
4077 FIFTH AVE
SAN DIEGO, CA 92103
San Diego County (619) 260-7220
AMY MARIE SANTOS CCRN, MSN, ACNP
Nurse Practitioner (Acute Care)
4077 FIFTH AVE, TRAUMA SERVICES, MER62
SAN DIEGO, CA 92103
San Diego County (619) 260-7285
TRACIE LORRAINE GADLER NP
Nurse Practitioner (Family)
4077 FIFTH AVE
SAN DIEGO, CA 92103
San Diego County (619) 565-3892

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 Soyoung Mcfarland's NPI number?

The NPI number for Soyoung Mcfarland is 1902091242. It was assigned to this individual provider in the NPPES registry on September 10, 2007.

Where is Soyoung Mcfarland located?

Soyoung Mcfarland practices at 4077 Fifth Ave Mer 35, San Diego, CA 92103. The listed phone number is (619) 260-7220.

What is Soyoung Mcfarland's specialty?

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

Is Soyoung Mcfarland enrolled in Medicare?

Yes. Soyoung Mcfarland 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.

Which organization bills Medicare for Soyoung Mcfarland's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Soyoung Mcfarland reassigns Medicare benefits to Southern California Permanente Medical Group (San Diego, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Soyoung Mcfarland's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Soyoung Mcfarland was last updated on December 1, 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.