JOHN CHARLES ELLYN MD
NPI 1952394330
Specialist in Charleston, SC

NPI Status: Active since August 31, 2005

Contact Information

31 SMITH ST
CHARLESTON, SC
ZIP 29401
Phone: (843) 577-6506

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  • Individual
  • Male
  • Years of Experience 45
  • Specialist
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • Medicare Quality Reporting

About JOHN ELLYN

This page provides the complete NPI Profile along with additional information for John Ellyn, a provider established in Charleston, South Carolina with a medical specialization in Specialist and more than 45 years of experience. He graduated from George Washington University School Of Medicine in 1981. The healthcare provider is registered in the NPI registry with number 1952394330 assigned on August 2005. The practitioner's primary taxonomy code is 174400000X with license number 11024 (SC). The provider is registered as an individual and his NPI record was last updated 13 years ago.

NPI
1952394330
Provider Name
JOHN CHARLES ELLYN MD
Gender
Male
Entity Type
Individual
Location Address
31 SMITH ST CHARLESTON, SC 29401
Location Phone
(843) 577-6506
Mailing Address
31 SMITH ST SUITE C CHARLESTON, SC 29401
Mailing Phone
(843) 577-6506
Mailing Fax
Medical School Name
GEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduation Year
1981
Is Sole Proprietor?
Yes
Enumeration Date
08-31-2005
Last Update Date
09-26-2013
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
11024
License State
SC
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Insurance Plans Accepted

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

  • Blue Focus Bronze POS? 205 - POS
  • Blue Focus Bronze POS? 705 - POS
  • Blue Focus Bronze POS? Standard - POS
  • Blue Focus Gold POS? 207 - POS
  • Blue Focus Gold POS? 902 - POS
  • Blue Focus Gold POS? Standard - POS
  • Blue Focus Silver POS? 206 - POS
  • Blue Focus Silver POS? 903 - POS
  • Blue Focus Silver POS? Standard - POS
  • Blue Preferred Bronze PPO? 201 - PPO
  • Blue Preferred Bronze PPO? 202 - PPO
  • Blue Preferred Bronze PPO? Standard - PPO
  • Blue Preferred Gold PPO? 204 - PPO
  • Blue Preferred Gold PPO? 901 - PPO
  • Blue Preferred Gold PPO? Standard - PPO
  • Blue Preferred Security PPO? 200 - PPO
  • Blue Preferred Silver PPO? 203 - PPO
  • Blue Preferred Silver PPO? 308 - PPO
  • Blue Preferred Silver PPO? Standard - PPO
  • Blue Advantage Bronze PPO? 202 - PPO
  • Blue Advantage Bronze PPO? 203 - PPO
  • Blue Advantage Bronze PPO? Standard - PPO
  • Blue Advantage Gold PPO? 309 - PPO
  • Blue Advantage Gold PPO? 604 - PPO
  • Blue Advantage Gold PPO? Standard - PPO
  • Blue Advantage Silver PPO? 204 - PPO
  • Blue Advantage Silver PPO? 501 - PPO
  • Blue Advantage Silver PPO? Standard - PPO
  • Blue Preferred Bronze PPO? Standard - PPO
  • Blue Preferred Gold PPO? Standard - PPO
  • Blue Preferred Security PPO? 200 - PPO
  • Blue Preferred Silver PPO? Standard - PPO
  • MyBlue Bronze HMO? 902 - HMO
  • MyBlue Bronze HMO? 904 - HMO
  • MyBlue Bronze HMO? Standard - HMO
  • MyBlue Gold HMO? 704 - HMO
  • MyBlue Gold HMO? 804 - HMO
  • MyBlue Gold HMO? Standard - HMO
  • MyBlue Silver HMO? 705 - HMO
  • Blue Advantage Bronze HMO? 204 - HMO
  • Blue Advantage Bronze HMO? 301 - HMO
  • Blue Advantage Bronze HMO? Standard - HMO
  • Blue Advantage Gold HMO? 206 - HMO
  • Blue Advantage Gold HMO? 603 - HMO
  • Blue Advantage Gold HMO? Standard - HMO
  • Blue Advantage Plus Bronze? 303 - POS
  • Blue Advantage Plus Bronze? 305 - POS
  • Blue Advantage Plus Bronze? Standard - POS
  • Blue Advantage Plus Gold? 203 - POS
  • Blue Advantage Plus Gold? 803 - POS
  • Blue Advantage Plus Gold? Standard - POS
  • Blue Advantage Plus Silver? 202 - POS
  • Blue Advantage Plus Silver? 605 - POS
  • Blue Advantage Plus Silver? Standard - POS
  • Blue Advantage Security HMO? 200 - HMO
  • Blue Advantage Silver HMO? 205 - HMO
  • Blue Advantage Silver HMO? 801 - HMO
  • Blue Advantage Silver HMO? Standard - HMO
  • MyBlue Health Bronze? 402 - HMO
  • BlueCross B16S $50 PCP Copay + $0 virtual care from Teladoc Health� - EPO
  • BlueCross G08S $30 PCP Copay + $0 virtual care from Teladoc Health � - EPO
  • BlueCross S26S $40 PCP Copay + $0 virtual care from Teladoc Health� - EPO
  • 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
  • Molina Silver Saver - HMO
  • Molina Silver Standard - HMO

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

Medicare Participation & PECOS Enrollment Status

John Ellyn 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.

John Ellyn 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: 8123141728

    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: I20130423000099

    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.

Established patient complete exam of visual system

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

This service was performed 279 times for 258 patients

Established patient office or other outpatient visit, 20-29 minutes

This 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 14 times for 13 patients

Established patient office or other outpatient visit, 30-39 minutes

This 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 30 times for 28 patients

Established patient problem focused exam of visual system

This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.

This service was performed 93 times for 69 patients

Exam of visual field with extended testing

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

This service was performed 84 times for 63 patients

Imaging of optic nerve

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

This service was performed 121 times for 98 patients

Imaging of retina

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

This service was performed 78 times for 76 patients

New patient complete exam of visual system

A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.

This service was performed 41 times for 41 patients

Photography of the retina

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

This service was performed 14 times for 14 patients

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
Implementation of Use of Specialist Reports Back to Referring Clinician or Group to Close Referral LoopYesN/A
Performance of regular practices that include providing specialist reports back to the referring individual MIPS eligible clinician or group to close the referral loop or where the referring individual MIPS eligible clinician or group initiates regular inquiries to specialist for specialist reports which could be documented or noted in the EHR technology.
Provide 24/7 Access to MIPS Eligible Clinicians or Groups Who Have Real-Time Access to Patient's Medical RecordYesN/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.

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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 1952394330, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
2
Unchanged
Pos 5
3
Doubled → 6
Pos 6
9
Unchanged
Pos 7
4
Doubled → 8
Pos 8
3
Unchanged
Pos 9
3
Doubled → 6
Check
0
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 5 → 10 → 1 3 → 6 4 → 8 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 0 + 2 + 6 + 9 + 8 + 3 + 6 + 24 = 70

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

The next multiple of ten after 70 is 70. The difference is the calculated check digit.

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1952394330.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Ophthalmology
31 SMITH ST
CHARLESTON, SC 29401
Durable Medical Equipment & Medical Supplies
31 SMITH ST
CHARLESTON, SC 29401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1952394330, enumerated as an "individual" on August 31, 2005.

The provider is located at 31 SMITH ST CHARLESTON, SC 29401 and the phone number is (843) 577-6506.

Specialist with taxonomy code 174400000X.

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