DR. JOHN DELMAR SIDDENS D.O.
NPI 1407826993
Ophthalmology in Greenville, SC

Active since January 25, 2006PECOS EnrolledAccepts Medicare Assignment
104 SIMPSON STREET, GREENVILLE, SC 29605(864) 522-3900(864) 522-3909 Get Directions Write a Review

NPPES record last updated: May 12, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 12, 2021, Nov 27, 2018 (2 updates tracked since 2018).

About Dr. John Delmar Siddens D.o. NPPES

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

DR. JOHN DELMAR SIDDENS D.O. (NPI 1407826993) is an individual ophthalmology provider in Greenville, South Carolina, licensed in South Carolina (291) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Prisma Health Greenville Memorial Hospital, and maintains a secondary practice location in Greenville.

NPPES Registry Identity

NPI1407826993
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. JOHN DELMAR SIDDENSCredential: D.O.
Location Address104 SIMPSON STREETGreenville, SC 29605-3593
Mailing Address300 E Mcbee Ave Fl 4Greenville, SC 29601-2842 · (864) 522-8603
Fax(864) 522-3909
Sole ProprietorNo
Medical School CMSNova Southeastern College Of Osteo MedicineGraduated 1986
Enumeration DateJanuary 25, 2006
Last NPPES UpdateMay 12, 20212 updates tracked since enumeration
NPPES CertifiedMay 12, 2021
NPI 1407826993 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License Licensed in SC · 291
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
104 SIMPSON STREET, Greenville, SC 29605

Secondary Practice Location 1

Location 1200 Patewood Dr, Suite B480Greenville, SC 29615-3593 · Phone (864) 454-4570

Other Identifiers 4

Other4232647SC · Aetna Provider Number
Other2556148003SC · Cigna Provider Number
Other180018447SC · Medicare Railroad
MedicaidTL0727SC

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. John Delmar Siddens D.o. 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 ID2961394788
PECOS Enrollment IDI20100112000237
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 12

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.

Injection, onabotulinumtoxina, 1 unit J0585
Onabotulinumtoxina, also known as Botox, is a medication injected into muscles. It's used to treat various conditions by blocking nerve activity in the muscles, causing a temporary reduction in muscle activity. The units refer to the dosage.
9,925 services33 patients
Established patient problem focused exam of visual system 92012
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.
182 services132 patients
New patient problem focused exam of visual system 92002
A new patient problem-focused exam of the visual system is a basic evaluation of your eyes and vision. It includes checking your eye movements, visual acuity, and general eye health. It helps detect any potential issues early for timely treatment.
170 services170 patients
Photography of content of eyes 92285
Photography of the content of eyes, also known as ocular photography, captures detailed images of different parts of the eye. It helps identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. The process is non-invasive and painless.
125 services122 patients
Injection of chemical for paralysis of nerve muscles on side of face 64612
This procedure involves injecting a chemical into specific facial nerves, causing temporary muscle paralysis. It's used to treat conditions like facial spasms or wrinkles. The effects are usually temporary, requiring repeat treatments.
95 services33 patients
Exam of visual field with limited testing 92081
An exam of the visual field with limited testing is a quick check of your peripheral vision. It involves identifying objects or movements at the edge of your sight, helping to detect any vision loss that isn't obvious, such as blind spots or areas of reduced vision.
80 services79 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Prisma Health Greenville Memorial Hospital

Acute Care Hospitals · Greenville, SC
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number420078
Location701 Grove RoadGreenville, SC 29605 · Greenville County
Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29605 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
$124.04 typical visit price
range $53.57 – $163.84
Typical copayment $31.01 (range $13.39 – $40.96)
Most-billed visit code 99204
Established Patient
$67.12 typical visit price
range $16.96 – $133.52
Typical copayment $16.78 (range $4.24 – $33.38)
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.

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 John Siddens's NPI number?

The NPI number for John Siddens is 1407826993. It was assigned to this individual provider in the NPPES registry on January 25, 2006.

Where is John Siddens located?

John Siddens practices at 104 Simpson Street, Greenville, SC 29605. The listed phone number is (864) 522-3900.

What is John Siddens's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is John Siddens enrolled in Medicare?

Yes. John Siddens 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.

What insurance does John Siddens accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 6 other insurers list John Siddens as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is John Siddens affiliated with any hospitals?

According to CMS data, John Siddens is affiliated with Prisma Health Greenville Memorial Hospital.

When was this NPI record last updated?

The NPPES record for John Siddens was last updated on May 12, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.