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JENNIFER LIM
NPI 1245873520
Nurse Anesthetist, Certified Registered in San Leandro, CA

Active since October 19, 2019Accepts Medicare Assignment
81.55/100
CMS Quality Rating
2500 MERCED ST, SAN LEANDRO, CA 94577(510) 454-1000 Get Directions Write a Review

NPPES record last updated: April 2, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 2, 2020, Oct 19, 2019 (2 updates tracked since 2019).

About Jennifer Lim NPPES

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

JENNIFER LIM (NPI 1245873520) is an individual nurse anesthetist, certified registered in San Leandro, California, licensed in California (95001281) and active in the NPI registry since October 2019. She is a graduate of Other (2019).

NPPES Registry Identity

NPI1245873520
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameJENNIFER LIM
Location Address2500 MERCED STSan Leandro, CA 94577-4201
Mailing Address2500 Merced StSan Leandro, CA 94577-4201
Phone(510) 454-1000
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateOctober 19, 2019
Last NPPES UpdateApril 2, 20202 updates tracked since enumeration
NPPES CertifiedApril 2, 2020
✔ NPI 1245873520 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in CA · 95001281
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
2500 MERCED ST, San Leandro, CA 94577
Open in Google Maps ↗

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

Jennifer Lim 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 ID3375965312
PECOS Enrollment IDI20200622001843

Medicare Billing Reassignments

4

Medicare enrollment records show Jennifer Lim reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Amsurg Oakland Anesthesia LP
8.9 mi
Anesthesiology
300 FRANK OGAWA PLAZA, SUITE 135
Oakland, CA 94612
  • Reassigned Medicare billing, California enrollment
  • 48 clinicians in this Medicare group
NPI 1679847727 (510) 893-1600
El Camino Anesthesia
32 mi
Anesthesiology
815 POLLARD RD
Los Gatos, CA 95032
  • Reassigned Medicare billing, California enrollment
  • 84 clinicians in this Medicare group
NPI 1356910053 (408) 378-6131
Sierra Nurse Anesthesia
183 mi
Nurse Anesthetist, Certified Registered
5021 W NOBLE AVE STE B
Visalia, CA 93277
  • Reassigned Medicare billing, California enrollment
  • 35 clinicians in this Medicare group
NPI 1255934840 (559) 625-2020
Oak Creek Anesthesia Services, Inc.
185 mi
Anesthesiology
400 W MINERAL KING AVE
Visalia, CA 93291
  • Reassigned Medicare billing, California enrollment
  • 131 clinicians in this Medicare group
NPI 1619589512 (559) 624-5432

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 3

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.

Anesthesia for other procedure on lower abdomen 00840
Anesthesia for a lower abdomen procedure involves medication to eliminate pain during surgery. You might be awake but relaxed and pain-free, or you may be completely unconscious. It's administered to ensure comfort and safety throughout the operation.
14 services14 patients
Anesthesia for procedure to assess heart electrical activity 00537
Anesthesia for a procedure to assess heart electrical activity helps ensure comfort and relaxation. It involves administering medication that either numbs a specific area or makes you sleep temporarily. This allows doctors to safely examine your heart's electrical signals without causing discomfort.
13 services13 patients
Anesthesia for other procedure on lower abdomen outside abdominal cavity 00860
Anesthesia for a procedure on the lower abdomen outside the abdominal cavity involves medication to numb the area or make you sleep, ensuring comfort and painlessness during the procedure. It is safe and commonly used in many medical procedures.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94577 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
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

81.55/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70
Improvement Activities40

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.

DR. SHIENA SHARMA MD
Anesthesiology
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 454-1000
ANTHONY MICHAEL BATTAGLIA RN
Registered Nurse
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 454-1000
DR. ELIZABETH MACERA N.P.
Nurse Practitioner
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 454-1000
MS. TSUI TAM PHARM. D.
Pharmacist
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 454-2747
JEFFREY LI M.D.
Radiology (Diagnostic Radiology)
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 737-3032
CHIN-HSIANG FENG
Emergency Medicine
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 518-5598
MS. JESSICA RAE MARTINEZ CNM
Advanced Practice Midwife
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (925) 548-4751
DR. GRACE MINDY LEE M.D.
Emergency Medicine
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 454-1000

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 Jennifer Lim's NPI number?

The NPI number for Jennifer Lim is 1245873520. It was assigned to this individual provider in the NPPES registry on October 19, 2019.

Where is Jennifer Lim located?

Jennifer Lim practices at 2500 Merced St, San Leandro, CA 94577. The listed phone number is (510) 454-1000.

What is Jennifer Lim's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Jennifer Lim enrolled in Medicare?

Yes. Jennifer 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 Jennifer Lim's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Lim reassigns Medicare benefits to 4 organizations: Amsurg Oakland Anesthesia LP (Oakland, CA), El Camino Anesthesia (Los Gatos, CA), Sierra Nurse Anesthesia (Visalia, CA) and Oak Creek Anesthesia Services, Inc. (Visalia, 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 Jennifer 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 Jennifer Lim was last updated on April 2, 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.