DR. MARK JAMES LLOYD LONDON M.D.
NPI 1295032258
Surgery in Chicago, IL
NPI Status: Active since February 26, 2011
Contact Information
5841 S MARYLAND AVE
MC 5031, DEPT OF SURGERY
CHICAGO, IL
ZIP 60637
Phone: (773) 702-1000
- Individual
- Male
- Years of Experience 21
- Surgery
- Accepts Insurance
- Accepts Medicare Approved Payment
- PECOS Enrolled
About MARK LONDON
This page provides the complete NPI Profile along with additional information for Mark London, a provider established in Chicago, Illinois with a medical specialization in Surgery and more than 21 years of experience. The healthcare provider is registered in the NPI registry with number 1295032258 assigned on February 2011. The practitioner's primary taxonomy code is 208600000X with license number 036.126462 (IL). The provider is registered as an individual and his NPI record was last updated 15 years ago.
- NPI
- 1295032258
- Provider Name
- DR. MARK JAMES LLOYD LONDON M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 5841 S MARYLAND AVE MC 5031, DEPT OF SURGERY CHICAGO, IL 60637
- Location Phone
- (773) 702-1000
- Mailing Address
- PO BOX 3582 PALMER, AK 99645
- Mailing Phone
- (207) 807-1433
- Medical School Name
- OTHER
- Graduation Year
- 2005
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 02-26-2011
- Last Update Date
- 02-26-2011
- Code Navigator
A surgeon like Mark London treats injuries, diseases, and deformities through surgical operations. A surgeon could correct physical deformities, repair bone and tissue, or perform preventive or elective surgeries. Surgeons also examine patients, perform and interpret diagnostic tests, and provide counsel on preventive healthcare.
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
Surgery
- Taxonomy Code
- 208600000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 036.126462
- License State
- IL
- Taxonomy Description
- A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
- Elite Bronze - HMO
- Elite Bronze + Vision + Adult Dental - HMO
- Everyday Bronze - HMO
- Everyday Bronze + Vision + Adult Dental - HMO
- Focused Silver - HMO
- Standard Expanded Bronze - HMO
- Standard Gold - HMO
- Standard Silver - HMO
- Standard Silver + Vision + Adult Dental - HMO
- Clear Silver with $0 Insulin Options - HMO
- Complete Gold - HMO
- Complete Gold + Vision + Adult Dental - HMO
- Complete Gold with Atrium Health - HMO
- Complete Gold with Atrium Health + Vision + Adult Dental - HMO
- Elite Bronze - HMO
- Elite Bronze + Vision + Adult Dental - HMO
- Elite Bronze with Atrium Health - HMO
- Elite Bronze with Atrium Health + Vision + Adult Dental - HMO
- Enhanced Asthma/COPD Care Silver with $0 Drug Options - HMO
- Blue Beaufort Bronze 1 - HMO
- Blue Beaufort Bronze 2 - HMO
- Blue Beaufort Gold 1 - HMO
- Blue Beaufort Silver 1 - HMO
- Blue Beaufort Silver 2 - HMO
- Blue Beaufort Silver 2 + Adult Vision - HMO
- Blue Beaufort Standard Expanded Bronze - HMO
- Blue Beaufort Standard Gold - HMO
- Blue Beaufort Standard Silver - HMO
- Blue Congaree Bronze 1 - HMO
- First Choice Next Bronze Essential - HMO
- First Choice Next Bronze Premier - HMO
- First Choice Next Bronze Signature - HMO
- First Choice Next Gold Premier - HMO
- First Choice Next Gold Signature - HMO
- First Choice Next Silver Essential - HMO
- First Choice Next Silver Premier - HMO
- First Choice Next Silver Signature - HMO
- Molina Gold Core 1640 - HMO
- Molina Gold Core 1640 Plus with Adult Dental and Vision - HMO
- Molina Gold Core 1640 Plus with Adult Vision - HMO
- Molina Gold Standard - HMO
- Molina Gold Value - HMO
- Molina Gold Value Plus with Adult Dental and Vision - HMO
- Molina Gold Value Plus with Adult Vision - HMO
- Molina Silver Core - HMO
- Molina Silver Core Plus with Adult Dental and Vision - HMO
- Molina Silver Core Plus with Adult Vision - HMO
- UHC Bronze Copay Focus $0 Indiv Med Ded - HMO
- UHC Bronze Copay Focus+ $0 Indiv Med Ded (Dental + Vision) - HMO
- UHC Bronze Essential - HMO
- UHC Bronze Essential- - HMO
- UHC Bronze Standard - HMO
- UHC Bronze Standard Plus Chiro - HMO
- UHC Gold Advantage - HMO
- UHC Gold Advantage+ (Dental + Vision) - HMO
- UHC Gold Copay Focus $0 Indiv Med Ded - HMO
- UHC Gold Standard - HMO
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Medicare Participation & PECOS Enrollment Status
Mark London 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.
Mark London 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: 8628221678
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: I20170424001386
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
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.
Balloon dilation of dialysis segment with review by radiologist
Complete ultrasound of artery and vein blood flow pre-op assessment on both sides of body for hemodialysis access
Creation of artery-vein connection using tube graft for hemodialysis
Established patient office or other outpatient visit, 10-19 minutes
Fluoroscopic guidance for insertion or removal of central vein access device
Insertion of abdominal cavity tube using an endoscope
Insertion of tunneled central venous tube for infusion (5 years or older)
New patient office or other outpatient visit, 15-29 minutes
Relocation of arm vein with connection to arm artery for hemodialysis
Removal and/or dissolving of blood clot in hemodialysis circuit and balloon dilation of dialysis segment with imaging review by radiologist, with balloon tube
Removal of infected graft of arm or leg
Removal of tunneled central venous tube
Revision of abdominal cavity tube using an endoscope
Revision of hemodialysis graft
Tying or banding of surgically created artery-vein connection
Ultrasound of hemodialysis access
Balloon dilation of a dialysis segment is a procedure where a tiny balloon is inserted and inflated in a narrowed area of your dialysis access site, improving blood flow. A radiologist reviews images to ensure success.
This service was performed 11 times for 11 patientsThis procedure involves using ultrasound technology to examine the blood flow in your arteries and veins on both sides of your body. It's crucial for preparing for hemodialysis access, ensuring safe and effective treatment.
This service was performed 19 times for 19 patientsThis procedure involves connecting an artery to a vein using a tube graft. It's typically done for hemodialysis, a treatment for kidney disease. The connection allows blood to flow from the artery into the graft, then into the vein, and back to your body.
This service was performed 66 times for 66 patientsThis is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
This service was performed 37 times for 34 patientsFluoroscopic guidance for central vein access device insertion or removal is a procedure where a special X-ray, called a fluoroscope, is used to help accurately place or remove a device in a central vein. This device aids in delivering medications or collecting blood samples.
This service was performed 26 times for 25 patientsThis procedure involves placing a tube into your abdominal cavity with the aid of an endoscope, a thin, flexible tube with a light and camera. It helps drain fluid or air, administer medication, or aid in diagnosis. It's done under sedation for comfort.
This service was performed 23 times for 23 patientsThe insertion of a tunneled central venous tube is a procedure where a thin, flexible tube is placed into a large vein, usually in the neck or chest. This tube allows healthcare providers to give medications, fluids, or nutrients directly into your bloodstream over a longer period.
This service was performed 20 times for 20 patientsThis service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.
This service was performed 15 times for 15 patientsThis procedure involves moving a vein in your arm and connecting it to an artery. This creates a larger, stronger vein that can be used for hemodialysis, a treatment for kidney disease. It helps clean your blood when your kidneys can't.
This service was performed 62 times for 61 patientsThis procedure involves eliminating a blood clot in your hemodialysis circuit, ensuring smooth blood flow. A balloon tube is used to widen the dialysis segment if needed. Images are taken and reviewed by a radiologist to confirm successful completion.
This service was performed 13 times for 12 patientsThis procedure involves the removal of a previously placed graft in your arm or leg that has become infected. The infected graft is carefully removed to prevent further complications. After removal, the area is cleaned to eliminate any remaining infection.
This service was performed 18 times for 15 patientsA tunneled central venous tube removal is a procedure to take out a long, thin tube that was previously placed in a large vein in your body. This tube helps deliver medication or nutrition. The removal is usually quick and done under local anesthesia.
This service was performed 12 times for 11 patientsThis procedure involves adjusting an existing tube in your abdominal cavity using an endoscope, a special tool with a tiny camera. This helps doctors see and work inside your body without making large incisions, enhancing your comfort and recovery.
This service was performed 17 times for 12 patientsA revision of a hemodialysis graft is a procedure to fix issues with the graft used for dialysis. This can involve clearing blockages or improving blood flow. It helps ensure the graft continues to work effectively for your dialysis treatments.
This service was performed 57 times for 57 patientsThis procedure involves placing a band or tie around an artery-vein connection that was surgically created. The banding helps regulate blood flow, preventing complications like high blood pressure in the connection. It's a routine, safe procedure performed by healthcare professionals.
This service was performed 25 times for 24 patientsAn ultrasound of hemodialysis access is a non-invasive procedure that uses sound waves to create images of your dialysis access site. It helps monitor the access site's health and detect any potential issues like blockages or narrowing.
This service was performed 54 times for 47 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $23.51 for a new patient copayment and $18.7 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 60637 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99203
- Average New Patient Price $94.06
- Minimum New Patient Price $60.08
- Maximum New Patient Price $183.39
- Average New Patient Copayment $23.51
- Minimum New Patient Copayment $15.02
- Maximum New Patient Copayment $45.84
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99213
- Average Established Patient Price $74.8
- Minimum Established Patient Price $18.97
- Maximum Established Patient Price $148.12
- Average Established Patient Copayment $18.7
- Minimum Established Patient Copayment $4.74
- Maximum Established Patient Copayment $37.03
* 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.
Find Provider Hospital Affiliations - Privileges
Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.
Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Mark London is affiliated with the following medical facilities:
| Hospital Name | Address | Phone | Hospital Type | Overall Rating |
|---|---|---|---|---|
| MUSC MEDICAL CENTER | 169 ASHLEY AVE CHARLESTON, SC 29425 | (843) 792-2300 | Acute Care Hospitals |
Reviews for DR. MARK JAMES LLOYD LONDON M.D.
There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.
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 1295032258, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).
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 52 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.
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1295032258, enumerated as an "individual" on February 26, 2011.
The provider is located at 5841 S MARYLAND AVE MC 5031, DEPT OF SURGERY CHICAGO, IL 60637 and the phone number is (773) 702-1000.
Surgery with taxonomy code 208600000X.
The provider might be accepting Accepts: Ambetter from Absolute Total Care, Ambetter of. Please consult your insurance carrier or call the provider to verify.
Mark London is affiliated with: MUSC MEDICAL CENTER.