DR. BOSE DEVASSY CHEERAN MD
NPI 1649448598
Internal Medicine - Interventional Cardiology in Lafayette, LA

Q: What is Bose Cheeran's NPI number?

The NPI number assigned to this healthcare provider is 1649448598, enumerated as a individual on February 13, 2008.

Q: Where is the provider located?

The provider is located at 441 HEYMANN BLVD LAFAYETTE, LA 70503 and the phone number is (337) 289-8429.

Q: What is the provider's specialty?

The provider's specialty is Internal Medicine with taxonomy code 207RI0011X and a focus in Interventional Cardiology.

Q: What insurance does Bose Cheeran accept?

The provider might be accepting Accepts: Blue Cross and Blue Shield of Louisiana and HMO. Please consult your insurance carrier or call the provider to verify.

Q: Is Bose Cheeran affiliated with any hospitals?

Bose Cheeran is affiliated with: OCHSNER LAFAYETTE GENERAL MEDICAL CENTER, ABBEVILLE GENERAL HOSPITAL, IBERIA MEDICAL CENTER, OCHSNER ST MARTIN HOSPITAL and ABROM KAPLAN MEMORIAL HOSPITAL.

Active since February 13, 2008PECOS EnrolledAccepts Medicare Assignment

441 HEYMANN BLVD, LAFAYETTE, LA 70503(337) 289-8429(337) 289-8431 Get Directions Write a Review

NPPES record last updated: May 4, 2022. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: May 4, 2022, Mar 9, 2020, May 23, 2019 (3 updates tracked since 2019).

Table of Contents

NPI Profile Information
Primary Taxonomy
Secondary Taxonomies
Insurance Plans Accepted
Secondary Locations
Medicare Participation & PECOS Status
Areas of Expertise
Durable Medical Equipment
Physician Visit Costs
Quality Reporting
Hospital Affiliations - Privileges
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Years of Experience 26
Internal Medicine
Interventional Cardiology
Accepts Insurance
Accepts Medicare Approved Payment
PECOS Enrolled
Medicare Quality Reporting

About BOSE CHEERAN

This page provides the complete NPI Profile along with additional information for Bose Cheeran, an internist established in Lafayette, Louisiana with a medical specialization in Internal Medicine, focusing in interventional cardiology and more than 26 years of experience. The healthcare provider is registered in the NPI registry with number 1649448598 assigned on February 2008. The practitioner's primary taxonomy code is 207RI0011X with license number 205318 (LA). The provider is registered as an individual and his NPI record was last updated 4 years ago.

NPI: 1649448598
Provider Name: DR. BOSE DEVASSY CHEERAN MD
Gender: Male
Entity Type: Individual
Location Address: 441 HEYMANN BLVD LAFAYETTE, LA 70503
Location Phone: (337) 289-8429
Location Fax: (337) 289-8431
Mailing Address: 441 HEYMANN BLVD LAFAYETTE, LA 70503
Mailing Phone: (337) 289-8429
Mailing Fax: (337) 289-8431
Medical School Name: OTHER
Graduation Year: 2001
Is Sole Proprietor?: No
Enumeration Date: 02-13-2008
Last Update Date: 05-04-2022
Code Navigator

An internist like Bose Cheeran 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

Secondary Locations

1451 E Bridge St
Breaux Bridge, LA 70517
(337) 332-2210

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 Interventional Cardiology
Taxonomy Code: 207RI0011X
Type: Allopathic & Osteopathic Physicians
License No.: 205318
License State: LA
Taxonomy Description: An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No.	Taxonomy Code	Type	Classification / Specialization	License No. (State)
1	207RC0000X	Allopathic & Osteopathic Physicians	Internal Medicine Cardiovascular Disease	205318 (LA)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Blue Cross and Blue Shield of Louisiana

Blue Max 70/50 $6700 with 2 $0 PCP Virtual Visits HSA Eligible - PPO
Blue Max 80/60 $1500 with 2 $0 PCP Virtual Visits - PPO
Blue Max Copay (PCP) 50/50 $3300 with 2 $0 PCP Virtual Visits - PPO
Blue Max Copay (PCP) 50/50 $7500 Standardized HSA Eligible - PPO
Blue Max Copay (PCP) 60/40 $6000 Standardized - PPO
Blue Max Copay (PCP) 75/55 $2000 Standardized - PPO
Blue Saver 60/40 $6100 - PPO
Blue Saver 90/70 $3400 - PPO

HMO Louisiana

Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (L) - POS
Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (N) - POS
Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (S) - POS
Blue Connect Copay (PCP) 50/50 $7500 Standardized (H) HSA Eligible - POS
Blue Connect Copay (PCP) 50/50 $7500 Standardized (L) HSA Eligible - POS
Blue Connect Copay (PCP) 50/50 $7500 Standardized (N) HSA Eligible - POS
Blue Connect Copay (PCP) 50/50 $7500 Standardized (S) HSA Eligible - POS
Blue Connect Copay (PCP) 60/40 $6000 Standardized (L) - POS
Blue Connect Copay (PCP) 60/40 $6000 Standardized (N) - POS
Blue Connect Copay (PCP) 60/40 $6000 Standardized (S) - POS
Blue Connect Copay (PCP) 75/55 $2000 Standardized (H) - POS
Blue Connect Copay (PCP) 75/55 $2000 Standardized (L) - POS
Blue Connect Copay (PCP) 75/55 $2000 Standardized (N) - POS
Blue Connect Copay (PCP) 75/55 $2000 Standardized (S) - POS
Blue POS 60/40 $6500 with 2 $0 PCP Virtual Visits HSA Eligible - POS
Blue POS 80/60 $3200 with 2 $0 PCP Virtual Visits - POS
Blue POS 90/70 $9900 with 2 $0 PCP Virtual Visits HSA Eligible - POS
Blue POS Copay (PCP) 50/50 $7500 Standardized HSA Eligible - POS
Blue POS Copay (PCP) 60/40 $6000 Standardized - POS
Blue POS Copay (PCP) 75/55 $2000 Standardized - POS

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Medicare Participation & PECOS Enrollment Status

Bose Cheeran 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.

Bose Cheeran 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: 6204989551
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: I20120724000442
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-Oxygen and Supplies (DC000N)
Portable oxygen contents, gaseous, 1 month's supply = 1 unit (HCPCS:E0443)
1 DME suppliers used 12 Medicare Claims 12 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)
1 DME suppliers used 13 Medicare Claims 13 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.

Blood test, basic group of blood chemicals (calcium, total)
Blood test, comprehensive group of blood chemicals
Blood test, lipids (cholesterol and triglycerides)
Blood test, thyroid stimulating hormone (tsh)
Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month
Complete blood cell count (red cells, white blood cell, platelets), automated test
Electrocardiogram (ecg) 2-day continuous with review and report by health care professional
Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional
Electrocardiogram (ecg) up to 30 days continuous with transmission of patient triggered events with review and report by health care professional
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
Exercise or drug-induced heart stress test with electrocardiogram (ecg)
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician
Heart muscle strain imaging
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
Injection, regadenoson, 0.1 mg
Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch
Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist
Liver enzyme (sgot), level
Liver enzyme (sgpt), level
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes
Natriuretic peptide (heart and blood vessel protein) level
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
Nuclear medicine studies of blood flow in heart muscle at rest and with stress
Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan
Nuclear medicine study of heart muscle blood flow by pet
Phosphatase (enzyme) level, alkaline
Principal care management services for a single high-risk disease, each additional 30 minutes of clinical staff time directed by health care professional, per calendar month
Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month
Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment
Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days
Review by radiologist of abdominal aorta image
Review by radiologist of both arms or legs arteries image
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only
Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries
Sleep study including heart rate, breathing, and sleep time
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
Ultrasound of both sides of head and neck blood flow
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function
Ultrasound of leg arteries or artery grafts
Ultrasound study of arm and leg arteries
Ultrasound study of arm or leg veins with compression and maneuvers
Ultrasound study of one arm or leg veins with compression and maneuvers
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes
Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes

Physician Visit Costs

The typical physician office visit costs for Medicare beneficiaries in this area are: $31.15 for a new patient copayment and $23.77 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 70503 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

Average New Patient Price $124.6
Minimum New Patient Price $53.43
Maximum New Patient Price $164.73

Average New Patient Copayment $31.15
Minimum New Patient Copayment $13.35
Maximum New Patient Copayment $41.18

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

Average Established Patient Price $95.09
Minimum Established Patient Price $16.64
Maximum Established Patient Price $133.62

Average Established Patient Copayment $23.77
Minimum Established Patient Copayment $4.16
Maximum Established Patient Copayment $33.4

* 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.

Quality Reporting

The provider participated in CMS Quality Payment Program. The Quality Payment Program aims to improve population health, reduce costs and improve the care received by Medicare beneficiaries. The following quality measures meet Medicare's statistical reporting standards. Not all providers report the same information, because not all providers give the same services to patients. The quality information is just a snapshot of some the care providers give to their patients. Reporting more or less information is not a reflection of quality.

Quality Measure	Performance	Number of Patients
Anticoagulant Management Improvements	Yes	N/A
Individual MIPS eligible clinicians and groups who prescribe oral Vitamin K antagonist therapy (warfarin) must attest that, for 60 percent of practice patients in the transition year and 75 percent of practice patients in Quality Payment Program Year 2 and future years, their ambulatory care patients receiving warfarin are being managed by one or more of the following improvement activities: • Patients are being managed by an anticoagulant management service, that involves systematic and coordinated care, incorporating comprehensive patient education, systematic prothrombin time (PT-INR) testing, tracking, follow-up, and patient communication of results and dosing decisions; • Patients are being managed according to validated electronic decision support and clinical management tools that involve systematic and coordinated care, incorporating comprehensive patient education, systematic PT-INR testing, tracking, follow-up, and patient communication of results and dosing decisions; • For rural or remote patients, patients are managed using remote monitoring or telehealth options that involve systematic and coordinated care, incorporating comprehensive patient education, systematic PT-INR testing, tracking, follow-up, and patient communication of results and dosing decisions; and/or • For patients who demonstrate motivation, competency, and adherence, patients are managed using either a patient self-testing (PST) or patient-self-management (PSM) program.
Collection and follow-up on patient experience and satisfaction data on beneficiary engagement	Yes	N/A
Collection and follow-up on patient experience and satisfaction data on beneficiary engagement, including development of improvement plan.
Collection and use of patient experience and satisfaction data on access	Yes	N/A
Collection of patient experience and satisfaction data on access to care and development of an improvement plan, such as outlining steps for improving communications with patients to help understanding of urgent access needs.
Documentation of Current Medications in the Medical Record	100%	4000
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter. This list must include ALL known prescriptions, over-the-counters, herbals, and vitamin/mineral/dietary (nutritional) supplements AND must contain the medications' name, dosage, frequency and route of administration
Engagement of patients through implementation of improvements in patient portal	Yes	N/A
Access to an enhanced patient portal that provides up to date information related to relevant chronic disease health or blood pressure control, and includes interactive features allowing patients to enter health information and/or enables bidirectional communication about medication changes and adherence.
e-Prescribing	96%	5958
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
Medication Reconciliation	100%	4981
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
Patient-Specific Education	93%	2523
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan	72%	2257
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous twelve months of the current encounter Normal Parameters: Age 18 years and older BMI >= 18.5 and < 25 kg/m2
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention	99%	229
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Provide 24/7 Access to MIPS Eligible Clinicians or Groups Who Have Real-Time Access to Patient's Medical Record	Yes	N/A
• Provide 24/7 access to MIPS eligible clinicians, groups, or care teams for advice about urgent and emergent care (e.g., MIPS eligible clinician and care team access to medical record, cross-coverage with access to medical record, or protocol-driven nurse line with access to medical record) that could include one or more of the following: • Expanded hours in evenings and weekends with access to the patient medical record (e.g., coordinate with small practices to provide alternate hour office visits and urgent care); • Use of alternatives to increase access to care team by MIPS eligible clinicians and groups, such as e-visits, phone visits, group visits, home visits and alternate locations (e.g., senior centers and assisted living centers); and/or Provision of same-day or next-day access to a consistent MIPS eligible clinician, group or care team when needed for urgent care or transition management.
Provide Patient Access	100%	2522
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold certain information.
Security Risk Analysis	Yes	N/A
Conduct or review a security risk analysis in accordance with the requirements in 45 CFR 164.308(a)(1), including addressing the security (to include encryption) of ePHI data created or maintained by certified EHR technology in accordance with requirements in 45 CFR164.312(a)(2)(iv) and 45 CFR 164.306(d)(3), and implement security updates as necessary and correct identified security deficiencies as part of the MIPS eligible clinician's risk management process.
Tobacco use	Yes	N/A
Tobacco use: Regular engagement of MIPS eligible clinicians or groups in integrated prevention and treatment interventions, including tobacco use screening and cessation interventions (refer to NQF #0028) for patients with co-occurring conditions of behavioral or mental health and at risk factors for tobacco dependence.
Use of High-Risk Medications in the Elderly	9% "Inverse Quality Measure" This is an inverse quality measure, a lower rate means the provider is rated better.	1173
Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication. 2) Percentage of patients who were ordered at least two of the same high-risk medication
Use of telehealth services that expand practice access	Yes	N/A
Use of telehealth services and analysis of data for quality improvement, such as participation in remote specialty care consults or teleaudiology pilots that assess ability to still deliver quality care to patients.

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. Bose Cheeran is affiliated with the following medical facilities:

Hospital Name	Address	Phone	Hospital Type
OCHSNER LAFAYETTE GENERAL MEDICAL CENTER	1214 COOLIDGE AVENUE LAFAYETTE, LA 70503	(337) 289-7991	Acute Care Hospitals
ABBEVILLE GENERAL HOSPITAL	118 N HOSPITAL DR ABBEVILLE, LA 70510	(337) 893-5466	Acute Care Hospitals
IBERIA MEDICAL CENTER	2315 E MAIN STREET NEW IBERIA, LA 70562	(337) 364-0441	Acute Care Hospitals
OCHSNER ST MARTIN HOSPITAL	210 CHAMPAGNE BOULEVARD BREAUX BRIDGE, LA 70517	(337) 332-2178	Critical Access Hospitals
ABROM KAPLAN MEMORIAL HOSPITAL	1310 WEST SEVENTH STREET KAPLAN, LA 70548	(337) 643-8300	Critical Access Hospitals

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 1649448598, 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 82. The final step is to find the difference between that total and the next multiple of ten (90 - 82 = 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.

Pos 1

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 8

Pos 4

Unchanged

Pos 5

Doubled → 8

Pos 6

Unchanged

Pos 7

Doubled → 16 → 1 + 6

Pos 8

Unchanged

Pos 9

Doubled → 18 → 1 + 8

Check

Target digit

Regular digit Doubled digit Check digit

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.

1 → 2 4 → 8 4 → 8 8 → 16 → 7 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 8 + 9 + 8 + 4 + 1 + 6 + 5 + 1 + 8 + 24 = 82

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 82 is 90. The difference is the calculated check digit.

90 - 82 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1649448598.