ERIC GEORGE LIM MD
NPI 1427130723
Internal Medicine in San Francisco, CA
NPI Status: Active since October 19, 2006
Contact Information
1580 VALENCIA ST
STE NO 111
SAN FRANCISCO, CA
ZIP 94110
Phone: (415) 643-6557
Fax: (415) 643-3864
- Individual
- Male
- Years of Experience 34
- Internal Medicine
- Accepts Medicare Approved Payment
- PECOS Enrolled
- CLIA Number: 05D0941040
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 02-18-2028
About ERIC LIM
This page provides the complete NPI Profile along with additional information for Eric Lim, an internist established in San Francisco, California with a medical specialization in Internal Medicine and more than 34 years of experience. He graduated from University Of Nevada School Of Medicine in 1993. The healthcare provider is registered in the NPI registry with number 1427130723 assigned on October 2006. The practitioner's primary taxonomy code is 207R00000X with license number G81428 (CA). The provider is registered as an individual and his NPI record was last updated 17 years ago.
- NPI
- 1427130723
- Provider Name
- ERIC GEORGE LIM MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1580 VALENCIA ST STE NO 111 SAN FRANCISCO, CA 94110
- Location Phone
- (415) 643-6557
- Location Fax
- (415) 643-3864
- Mailing Address
- 1580 VALENCIA ST STE NO 111 SAN FRANCISCO, CA 94110
- Mailing Phone
- (415) 643-6557
- Mailing Fax
- (415) 643-3864
- Medical School Name
- UNIVERSITY OF NEVADA SCHOOL OF MEDICINE
- Graduation Year
- 1993
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 10-19-2006
- Last Update Date
- 10-06-2009
- Code Navigator
An internist like Eric Lim is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Internal Medicine
- Taxonomy Code
- 207R00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- G81428
- License State
- CA
- Taxonomy Description
- 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.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| 00G814280 | OTHER (01) | BLUE SHIELD OF CALIF | |
| 5422000G814280 | OTHER (01) | CA | BLUE SHIELD |
| 571521 | OTHER (01) | CHINESE COMM HLTH PLAN | |
| 943274713 | OTHER (01) | CA | BLUE CROSS |
| 00G814281 | OTHER (01) | CA | MEDI-CAL |
| 943274713 | OTHER (01) | GENERAL EMPLOYEES TRUST F | |
| 00G814280 | MEDICAID (05) | CA | |
| 00G814280 | OTHER (01) | CA | BLUE SHIELD |
| 943274713 | OTHER (01) | AETNA | |
| 00G814280 | OTHER (01) | BLUE SHIELD | |
| 00G814281 | OTHER (01) | CA | HPSM |
| 943274713 | OTHER (01) | BLUE SHIELD OF CALIFORNIA | |
| 943274713 | OTHER (01) | BLUE SHIELD OF CALIF | |
| G49277 | MEDICARE UPIN (02) | ||
| 943274713T | OTHER (01) | IL | BLUE CROSS |
| 5422000G814280 | OTHER (01) | BLUE SHIELD OF CALIFORNIA | |
| 00G14281 | MEDICAID (05) | CA | |
| 943274713 | OTHER (01) | UNITED HEALTH CARE |
Medicare Participation & PECOS Enrollment Status
Eric Lim is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.
Eric Lim is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
PECOS PAC ID: 2961558325
What is the PECOS Associate Control ID?
A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.PECOS Enrollment ID: I20090926000078
What is the Provider Enrollment ID?
The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.Accepts Medicare Assignment? Yes
What does it mean "accepts medicare assignment"?
When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
Provider Referred Orders for Durable Medical Equipment, Devices & Supplies
The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.
Durable Medical Equipment
DME-Other DME (DE017N)
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips (HCPCS:A4253)
25 DME suppliers used 144 Medicare Claims 320 Services Paid
DME-Medical/Surgical Supplies (DA000N)
Lancets, per box of 100 (HCPCS:A4259)
21 DME suppliers used 101 Medicare Claims 114 Services Paid
DME-Hospital Beds (DB000N)
Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress (HCPCS:E0260)
2 DME suppliers used 12 Medicare Claims 12 Services Paid
DME-Hospital Beds (DB000N)
Hospital bed, semi-electric (head and foot adjustment), without side rails, without mattress (HCPCS:E0295)
1 DME suppliers used 20 Medicare Claims 21 Services Paid
DME-Hospital Beds (DB000N)
Bed side rails, half length (HCPCS:E0305)
1 DME suppliers used 20 Medicare Claims 40 Services Paid
DME-Oxygen and Supplies (DC000N)
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:E0431)
1 DME suppliers used 12 Medicare Claims 12 Services Paid
DME-Wheelchairs (DD021N)
Wheelchair accessory, headrest, cushioned, any type, including fixed mounting hardware, each (HCPCS:E0955)
2 DME suppliers used 12 Medicare Claims 12 Services Paid
DME-Other DME (DE000N)
Transport chair, adult size, patient weight capacity up to and including 300 pounds (HCPCS:E1038)
3 DME suppliers used 25 Medicare Claims 25 Services Paid
DME-Oxygen and Supplies (DC002N)
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)
3 DME suppliers used 37 Medicare Claims 37 Services Paid
DME-Oxygen and Supplies (DC002N)
Portable oxygen concentrator, rental (HCPCS:E1392)
2 DME suppliers used 19 Medicare Claims 19 Services Paid
DME-Wheelchairs (DD000N)
Standard wheelchair (HCPCS:K0001)
3 DME suppliers used 13 Medicare Claims 13 Services Paid
DME-Wheelchairs (DD000N)
Lightweight wheelchair (HCPCS:K0003)
3 DME suppliers used 15 Medicare Claims 15 Services Paid
DME-Wheelchairs (DD021N)
Elevating leg rests, pair (for use with capped rental wheelchair base) (HCPCS:K0195)
2 DME suppliers used 20 Medicare Claims 20 Services Paid
DME-Other DME (DE000N)
Pharmacy dispensing fee for inhalation drug(s); per 30 days (HCPCS:Q0513)
3 DME suppliers used 19 Medicare Claims 19 Services Paid
Drugs Administered Through DME
DME-Drugs Administered Through DME (DG006N)
Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme (HCPCS:J7620)
1 DME suppliers used 16 Medicare Claims 1710 Services Paid
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Administration of influenza virus vaccine
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
Blood glucose (sugar) test performed by hand-held instrument
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
Established patient office or other outpatient visit, 40-54 minutes
Hospital discharge day management, more than 30 minutes
Influenza vaccine, quadrivalent derived from cell cultures
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
New patient office or other outpatient visit, 45-59 minutes
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and
Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
Telehealth originating site facility fee
Transitional care management services for problem of at least moderate complexity
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
This service was performed 24 times for 24 patientsAn annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
This service was performed 258 times for 258 patientsA blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
This service was performed 324 times for 151 patientsThis 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.
This service was performed 717 times for 239 patientsThis is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
This service was performed 559 times for 353 patientsThis service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
This service was performed 38 times for 32 patientsHospital 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.
This service was performed 47 times for 33 patientsThe quadrivalent influenza vaccine, derived from cell cultures, is a flu shot that protects against four different flu viruses. It's made in labs using cell cultures instead of eggs, making it a good option for those with egg allergies. It's a crucial tool in preventing the flu.
This service was performed 24 times for 24 patientsInitial 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.
This service was performed 46 times for 32 patientsThis is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
This service was performed 25 times for 25 patientsThis is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.
This service was performed 96 times for 53 patientsThis service involves a physician overseeing your care while you receive Medicare-covered services from a home health agency. The care you're receiving is complex and involves various disciplines. The physician isn't physically present but regularly supervises your treatment to ensure optimal health outcomes.
This service was performed 198 times for 59 patientsFollow-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.
This service was performed 171 times for 33 patientsThe Telehealth originating site facility fee is a charge for the location where you receive your telehealth service, such as a clinic or hospital. It covers costs like equipment use, technical support, and other resources needed to provide a secure, effective telehealth visit.
This service was performed 353 times for 161 patientsTransitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.
This service was performed 25 times for 19 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $38.45 for a new patient copayment and $29.87 for an established patient copayment.
The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.
For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.
The prices below reflect the costs for new and established patients in the 94110 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99204
- Average New Patient Price $153.83
- Minimum New Patient Price $69
- Maximum New Patient Price $202.35
- Average New Patient Copayment $38.45
- Minimum New Patient Copayment $17.25
- Maximum New Patient Copayment $50.58
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99214
- Average Established Patient Price $119.48
- Minimum Established Patient Price $23.44
- Maximum Established Patient Price $166.46
- Average Established Patient Copayment $29.87
- Minimum Established Patient Copayment $5.86
- Maximum Established Patient Copayment $41.61
* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.
CLIA Information
The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:
- CLIA Number
- 05D0941040
- Facility Type
- Physician Office
- Certificate Effective Date
- February 19, 2026
- Certificate Expiration Date
- February 18, 2028
- Laboratory Director
- ERIC LIM MD
- Certificate Type
- Certificate of Waiver
- Certificate Type Description
- This CLIA certificate is issued to Eric Lim to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.
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NPI NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1427130723, we treat the final digit (3) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 57 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1427130723, enumerated as an "individual" on October 19, 2006.
The provider is located at 1580 VALENCIA ST STE NO 111 SAN FRANCISCO, CA 94110 and the phone number is (415) 643-6557.
Internal Medicine with taxonomy code 207R00000X.
The provider might be accepting Accepts: Blue Cross Blue Shield, Medicare, Medicaid,. Please consult your insurance carrier or call the provider to verify.