JOHN P LIN M.D.
NPI 1174637276
Radiology - Diagnostic Ultrasound in Los Angeles, CA

Q: What is John Lin's NPI number?

The NPI number for John Lin is 1174637276. It was assigned to this individual provider in the NPPES registry on August 18, 2006.

Q: What is John Lin's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Ultrasound, with taxonomy code 2085U0001X.

Q: When was this NPI record last updated?

The NPPES record for John Lin 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 13 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 August 18, 2006PECOS EnrolledAccepts Medicare Assignment

87.65/100

CMS Quality Rating

1300 N VERMONT AVE, DEPT OF RADIOLOGY, LOS ANGELES, CA 90027(323) 913-4860(323) 913-4922 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 11, 2025, Mar 7, 2023 (2 updates tracked since 2023).

On this page

About John P Lin M.d. NPPES

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

JOHN P LIN M.D. (NPI 1174637276) is an individual diagnostic ultrasound provider in Los Angeles, California, licensed in California (G70214) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (1989).

NPPES Registry Identity

NPI1174637276

Entity TypeIndividualMale

Primary Taxonomy2085U0001X

Provider Legal NameJOHN P LINCredential: M.D.

Location Address1300 N VERMONT AVE, DEPT OF RADIOLOGYLos Angeles, CA 90027-6005

Mailing AddressPo Box 657West Covina, CA 91793-0657 · (909) 595-4595 · Fax (909) 595-4365

Phone(323) 913-4860

Fax(323) 913-4922

Sole ProprietorNo

Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 1989

Enumeration DateAugust 18, 2006

Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration

✔ NPI 1174637276 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 8

★ Primary SpecialtyRadiology · Diagnostic UltrasoundAllopathic & Osteopathic Physicians

Taxonomy Code2085U0001X

License✔ Licensed in CA · G70214

Definition

A Radiology doctor of Osteopathy that specializes in Diagnostic Ultrasound.

Also ListedRadiology · Body ImagingTaxonomy 2085B0100X · License G70214 (CA)

Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License G70214 (CA)

Also ListedRadiology · Nuclear RadiologyTaxonomy 2085N0904X · License G70214 (CA)

Also ListedRadiology · Pediatric RadiologyTaxonomy 2085P0229X · License G70214 (CA)

Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X · License G70214 (CA)

Also ListedRadiology · Therapeutic RadiologyTaxonomy 2085R0203X · License G70214 (CA)

Also ListedRadiology · Vascular & Interventional RadiologyTaxonomy 2085R0204X · License G70214 (CA)

1300 N VERMONT AVE, Los Angeles, CA 90027

Open in Google Maps ↗

Other Identifiers 2

OtherG70214CA · Ca Medical Board Lic

Medicaid00G702140CA

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

John P Lin 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 ID4486718293

PECOS Enrollment IDI20110627000699, I20260518001752

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 John Lin reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Renaissance Imaging Medical Associates, Inc.

16 mi

Diagnostic Radiology

18436 ROSCOE BLVD
Northridge, CA 91325

Reassigned Medicare billing, Arizona and California enrollments
6 clinicians in this Medicare group

NPI 1487608931 (818) 435-1400

Silicon Valley Diagnostic Imaging, Inc.

310 mi

Radiology

2500 GRANT RD
Mountain View, CA 94040

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

NPI 1629265806 (650) 940-7000

Golden State Imaging Associates Inc

1,377 mi

Diagnostic Radiology

1401 ST JOSEPH PKWY
Houston, TX 77002

Reassigned Medicare billing, Arizona and California enrollments
27 clinicians in this Medicare group

NPI 1144872052 (888) 371-0667

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 20

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.

X-ray of chest, 1 view 71045

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

726 services676 patients

Limited ultrasound scan of abdomen 76705

A limited ultrasound scan of the abdomen is a non-invasive imaging test. It uses sound waves to produce images of the abdominal organs such as the liver, gallbladder, spleen, pancreas, and kidneys. This helps to identify any abnormalities or issues.

138 services136 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

117 services115 patients

Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 76830

An ultrasound scan of the lower abdominal region is a safe, non-invasive procedure that uses sound waves to create images of internal structures. This helps in checking the health of reproductive organs and detecting any abnormalities. The scan is done via a small probe inserted into the body.

106 services103 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

95 services91 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

87 services86 patients

Screening mammography 77067

Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.

39 services39 patients

Complete ultrasound scan of pelvis 76856

A complete ultrasound scan of the pelvis is a safe, non-invasive imaging procedure. It uses sound waves to create pictures of your lower abdomen area, helping doctors to evaluate and diagnose any potential issues. It's painless and usually takes about 30 minutes.

34 services34 patients

Screening mammography 77067

33 services33 patients

Limited ultrasound scan of pelvis 76857

A limited ultrasound scan of the pelvis is a non-invasive imaging test. It uses high-frequency sound waves to create pictures of the lower abdomen area. This helps doctors view and assess the health of certain internal structures. It's painless and usually takes about 30 minutes.

30 services30 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

28 services28 patients

Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 76830

28 services28 patients

Limited ultrasound scan of pelvis 76857

25 services25 patients

Screening 3d breast mammography 77063

Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.

25 services25 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

24 services24 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

18 services18 patients

Limited ultrasound scan behind abdominal cavity 76775

A limited ultrasound scan behind the abdominal cavity is a non-invasive imaging method that helps visualize structures in the back of your abdomen. This procedure uses sound waves to create pictures of these areas, assisting in diagnosing certain conditions.

14 services14 patients

Limited ultrasound scan of abdomen 76705

13 services13 patients

Complete ultrasound scan of pelvis 76856

13 services13 patients

Limited ultrasound scan of 1 breast 76642

A limited ultrasound scan of one breast is a non-invasive imaging test. It uses sound waves to create pictures of the inside of your breast. It helps identify any unusual growths or changes. It's safe, quick, and typically painless.

12 services12 patients

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.

87.65/100

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

Scored as part of a group practice

Quality

Improvement Activities

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.

ANOOSHEH NIKKAR PA-C

Physician Assistant (Surgical)

1300 N VERMONT AVE, #1006
LOS ANGELES, CA 90027

Los Angeles County (323) 361-2169

DR. RALPH WATCHI MD

Pediatrics

1300 N VERMONT AVE, SUITE 901
LOS ANGELES, CA 90027

Los Angeles County (323) 912-9221

DR. RAM KUMAR SHARMA M.D.

Anesthesiology

1300 N VERMONT AVE
LOS ANGELES, CA 90027

Los Angeles County (213) 413-3000

DR. SUNG HWAN KIM M.D.

Anesthesiology

1300 N VERMONT AVE
LOS ANGELES, CA 90027

Los Angeles County (213) 413-3000

DR. CHRISTINA SOUTHER MARTIN MD

Surgery

1300 N VERMONT AVE, #704
LOS ANGELES, CA 90027

Los Angeles County (310) 526-0290

ERNEST JAMES RIN MD

Emergency Medicine

1300 N VERMONT AVE
LOS ANGELES, CA 90027

Los Angeles County (213) 413-3000

HOLLYWOOD EMERGENCY PHYSICIANS

Emergency Medicine

1300 N VERMONT AVE
LOS ANGELES, CA 90027

Los Angeles County (323) 913-4892

DR. DALLAS COTTAM M.D.

Emergency Medicine

1300 N VERMONT AVE, SUITE 403 DOCTORS TOWER
LOS ANGELES, CA 90027

Los Angeles County (323) 644-1300

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 John Lin's NPI number?

The NPI number for John Lin is 1174637276. It was assigned to this individual provider in the NPPES registry on August 18, 2006.

Where is John Lin located?

John Lin practices at 1300 N Vermont Ave Dept Of Radiology, Los Angeles, CA 90027. The listed phone number is (323) 913-4860.

What is John Lin's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Ultrasound, with taxonomy code 2085U0001X.

Is John Lin enrolled in Medicare?

Yes. John Lin 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 organizations bill Medicare for John Lin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Lin reassigns Medicare benefits to 3 organizations: Renaissance Imaging Medical Associates, Inc. (Northridge, CA), Silicon Valley Diagnostic Imaging, Inc. (Mountain View, CA) and Golden State Imaging Associates Inc (Houston, TX). Each 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 John Lin'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 John Lin 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 13 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.