PEI-FEN LIN MD
NPI 1740429885
Hospitalist in Castro Valley, CA

Active since February 12, 2009PECOS EnrolledAccepts Medicare Assignment
20103 LAKE CHABOT RD, CASTRO VALLEY, CA 94546(510) 727-3256 Get Directions Write a Review

NPPES record last updated: May 9, 2017. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Pei-fen Lin Md NPPES

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

PEI-FEN LIN MD (NPI 1740429885) is an individual hospitalist provider in Castro Valley, California, licensed in California (A110396) and active in the NPI registry since February 2009. She is enrolled in Medicare PECOS and is a graduate of Indiana University School Of Medicine (2008).

NPPES Registry Identity

NPI1740429885
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NamePEI-FEN LINCredential: MD
Location Address20103 LAKE CHABOT RDCastro Valley, CA 94546-5305
Mailing Address3687 Mt Diablo Blvd, Suite 200Lafayette, CA 94549-3717 · (916) 854-6975
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 2008
Enumeration DateFebruary 12, 2009
Last NPPES UpdateMay 9, 2017
NPI 1740429885 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in CA · A110396
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License A110396 (CA)
20103 LAKE CHABOT RD, Castro Valley, CA 94546

Other Identifiers 3

Medicaid1740429885CA
Medicare PINEY653ZCA
OtherA110396CA · State License

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

Pei-fen Lin 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 ID8325225352
PECOS Enrollment IDI20160823001116
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 5

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 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
463 services184 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
153 services149 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
93 services90 patients
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.
19 services11 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.
16 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94546 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

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.

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
2 suppliers18 claims18 services$45.28 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.

Hospitalist
20103 LAKE CHABOT RD
CASTRO VALLEY, CA 94546
Registered Nurse
20103 LAKE CHABOT RD
CASTRO VALLEY, CA 94546
Internal Medicine
20103 LAKE CHABOT RD
CASTRO VALLEY, CA 94546
Hospitalist
20103 LAKE CHABOT RD
CASTRO VALLEY, CA 94546
Pharmacist (Ambulatory Care)
20103 LAKE CHABOT RD
CASTRO VALLEY, CA 94546
Emergency Medicine
20103 LAKE CHABOT RD
CASTRO VALLEY, CA 94546
Internal Medicine
20103 LAKE CHABOT RD
CASTRO VALLEY, CA 94546
Physician Assistant
20103 LAKE CHABOT RD
CASTRO VALLEY, CA 94546

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 Pei-fen Lin's NPI number?

The NPI number for Pei-fen Lin is 1740429885. It was assigned to this individual provider in the NPPES registry on February 12, 2009.

Where is Pei-fen Lin located?

Pei-fen Lin practices at 20103 Lake Chabot Rd, Castro Valley, CA 94546. The listed phone number is (510) 727-3256.

What is Pei-fen Lin's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Pei-fen Lin enrolled in Medicare?

Yes. Pei-fen 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.

When was this NPI record last updated?

The NPPES record for Pei-fen Lin was last updated on May 9, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.