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GRACE Y LIN M.D.
NPI 1114167178
Internal Medicine - Nephrology in Whittier, CA

Active since March 03, 2009PECOS EnrolledAccepts Medicare Assignment
12462 PUTNAM ST STE 506, WHITTIER, CA 90602(626) 988-1415(562) 698-9885 Get Directions Write a Review

NPPES record last updated: April 11, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 11, 2020, Sep 19, 2017 (2 updates tracked since 2017).

About Grace Y Lin M.d. NPPES

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

GRACE Y LIN M.D. (NPI 1114167178) is an individual nephrology provider in Whittier, California, licensed in California (A106746) and active in the NPI registry since March 2009. She is enrolled in Medicare PECOS and is a graduate of Other (2007).

NPPES Registry Identity

NPI1114167178
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameGRACE Y LINCredential: M.D.
Location Address12462 PUTNAM ST STE 506Whittier, CA 90602-1049
Mailing Address12462 Putnam St Ste 506Whittier, CA 90602-1049 · (562) 698-8141 · Fax (562) 698-9885
Phone(626) 988-1415
Fax(562) 698-9885
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateMarch 3, 2009
Last NPPES UpdateApril 11, 20202 updates tracked since enumeration
NPPES CertifiedApril 11, 2020
✔ NPI 1114167178 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CA · A106746
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedInternal MedicineTaxonomy 207R00000X · License A 106746 (CA)
12462 PUTNAM ST STE 506, Whittier, CA 90602
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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

Grace Y 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 ID4688827918
PECOS Enrollment IDI20130116000406
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

3

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

Whittier Internal Medicine And Nephrology Medical Group Inc
Same address
Nephrology
12462 PUTNAM ST STE 506
Whittier, CA 90602
  • Reassigned Medicare billing, California enrollment
  • 10 clinicians in this Medicare group
NPI 1659485589 (562) 698-8141
Pagiel Shechter MD. Inc
19 mi
Nephrology
6222 WILSHIRE BLVD STE 304
Los Angeles, CA 90048
  • Reassigned Medicare billing, California enrollment
  • 13 clinicians in this Medicare group
NPI 1760434880 (310) 733-4171
Provider Profile
21 mi
Internal Medicine
8700 BEVERLY BLVD, B-220
Los Angeles, CA 90048
  • Reassigned Medicare billing, California enrollment
NPI 1952551228 (310) 423-5252

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 7

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.
1,319 services273 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
132 services115 patients
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.
99 services54 patients
Hemodialysis procedure with physician evaluation 90935
Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.
63 services41 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
30 services28 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
29 services27 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90602 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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 3

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

BINOY SHAH MD
Internal Medicine (Nephrology)
12462 PUTNAM ST STE 506
WHITTIER, CA 90602
Los Angeles County (562) 698-8141
WHITTIER INTERNAL MEDICINE AND NEPHROLOGY MEDICAL GROUP INC
Internal Medicine (Nephrology)
12462 PUTNAM ST STE 506
WHITTIER, CA 90602
Los Angeles County (562) 698-8141
KYAW MOE NAING MD
Internal Medicine (Nephrology)
12462 PUTNAM ST STE 506
WHITTIER, CA 90602
Los Angeles County (562) 698-8141

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 Grace Lin's NPI number?

The NPI number for Grace Lin is 1114167178. It was assigned to this individual provider in the NPPES registry on March 3, 2009.

Where is Grace Lin located?

Grace Lin practices at 12462 Putnam St Ste 506, Whittier, CA 90602. The listed phone number is (626) 988-1415.

What is Grace Lin's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Grace Lin enrolled in Medicare?

Yes. Grace 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 Grace Lin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Grace Lin reassigns Medicare benefits to 3 organizations: Whittier Internal Medicine And Nephrology Medical Group Inc (Whittier, CA), Pagiel Shechter MD. Inc (Los Angeles, CA) and (Los Angeles, CA). 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 Grace 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 Grace Lin was last updated on April 11, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.