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DR. HANSEL LIM MD
NPI 1174225361
Internal Medicine in Oakland, CA

Active since March 20, 2023PECOS EnrolledAccepts Medicare Assignment
1411 EAST 31ST ST, A2 WING, OAKLAND, CA 94602(510) 437-4800(510) 535-7313 Get Directions Write a Review

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

Record update history: Jun 1, 2026, Jun 10, 2024, Mar 20, 2023 (3 updates tracked since 2023).

About Dr. Hansel Lim Md NPPES

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

DR. HANSEL LIM MD (NPI 1174225361) is an individual internal medicine provider in Oakland, California, licensed in California (A208930) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1174225361
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. HANSEL LIMCredential: MD
Location Address1411 EAST 31ST ST, A2 WINGOakland, CA 94602
Mailing Address1411 East 31st St, A2 WingOakland, CA 94602 · (510) 437-4800 · Fax (510) 535-7313
Phone(510) 437-4800
Fax(510) 535-7313
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMarch 20, 2023
Last NPPES UpdateJune 1, 20263 updates tracked since enumeration
NPPES CertifiedJune 1, 2026
✔ NPI 1174225361 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A208930
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1411 EAST 31ST ST, Oakland, CA 94602
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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

Dr. Hansel Lim 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 ID2567932288
PECOS Enrollment IDI20260522002149
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

2

Medicare enrollment records show Hansel Lim reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

County Of Santa Clara
26 mi
Clinic/Center
2741 MIDDLEFIELD RD
Palo Alto, CA 94306
  • Reassigned Medicare billing, California enrollment
  • 2,460 clinicians in this Medicare group
NPI 1285228080 (408) 885-5000
Quantum Bay Area Hospitalist Medical Group Inc
31 mi
Hospitalist
2500 GRANT RD
Mountain View, CA 94040
  • Reassigned Medicare billing, California enrollment
  • 217 clinicians in this Medicare group
NPI 1902279656 (650) 940-7000

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 94602 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.

Other Providers at the Same Location NPPES 12

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

RACHEL FERN VELEK MD
Pediatrics
1411 EAST 31ST ST, OAKCARE MEDICAL GROUP
OAKLAND, CA 94602
Alameda County (510) 437-4323
GARY WILLIAM TAMKIN MD
Emergency Medicine
1411 EAST 31ST ST
OAKLAND, CA 94602
Alameda County (209) 342-2300
MRS. LISA YVETTE BURTON-JACKSON LCSW
Social Worker (Clinical)
1411 EAST 31ST ST, ACMC HIGHLAND CAMPUS
OAKLAND, CA 94602
Alameda County (510) 437-4688
JUDITH WOFSY MD
Internal Medicine
1411 EAST 31ST ST, OAKCARE MEDICAL GROUP
OAKLAND, CA 94602
Alameda County (510) 437-4323
SIMON SABIR DO
Student in an Organized Health Care Education/Training Program
1411 EAST 31ST ST, A2 WING
OAKLAND, CA 94602
Alameda County (510) 437-4800
DANA LYNNE KELLY PA
Clinical Nurse Specialist (Emergency)
1411 EAST 31ST ST
OAKLAND, CA 94602
Alameda County (209) 342-2300
NADIA ABDO DO
Student in an Organized Health Care Education/Training Program
1411 EAST 31ST ST, 2ND FLR A2
OAKLAND, CA 94602
Alameda County (510) 437-4089
ANDREW CHARLES NOTHMANN MD
Emergency Medicine
1411 EAST 31ST ST
OAKLAND, CA 94602
Alameda County (209) 342-2300

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 Hansel Lim's NPI number?

The NPI number for Hansel Lim is 1174225361. It was assigned to this individual provider in the NPPES registry on March 20, 2023.

Where is Hansel Lim located?

Hansel Lim practices at 1411 East 31st St A2 Wing, Oakland, CA 94602. The listed phone number is (510) 437-4800.

What is Hansel Lim's specialty?

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

Is Hansel Lim enrolled in Medicare?

Yes. Hansel Lim 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 Hansel Lim's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hansel Lim reassigns Medicare benefits to 2 organizations: County Of Santa Clara (Palo Alto, CA) and Quantum Bay Area Hospitalist Medical Group Inc (Mountain View, 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 Hansel Lim'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 Hansel Lim was last updated on June 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.