NICHOLAS T. RANSON M. D. – NPI #1790783041
Ophthalmology

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.

NICHOLAS RANSON is an ophthalmologist located in DES PERES, MO. NPPES has assigned the NPI number 1790783041 to NICHOLAS RANSON on July 11, 2005. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI data, there are 7 additional location(s) assigned to this provider which are listed below. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207W00000X from the Health Care Provider Taxonomy code set, which is classified as Ophthalmology.

The NPI profile was last updated on May 27, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for NICHOLAS RANSON below.

NPI Profile for
NICHOLAS T. RANSON

NPI Number
1790783041
Enumeration Date

(about 21 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
NICHOLAS T. RANSON
Credentials
M. D.
Primary location
12990 MANCHESTER RD STE 201
DES PERES, MO 63131-1860
Phone: (314) 909-0633 Fax:
7 Other location(s):
4900 W Main St
Belleville, IL 62226-4725
Phone: (618) 277-1130
2121 S State Route 157
Edwardsville, IL 62025-3691
Phone: (618) 277-1130
12 Professional Park Dr
Maryville, IL 62062-5672
Phone: (618) 277-1130
3990 N Illinois St
Swansea, IL 62226-1919
Phone: (618) 277-1130
3513 Harry S Truman Blvd
Saint Charles, MO 63301-4077
Phone: (636) 688-7500
1066 Executive Parkway Dr Ste 200
Saint Louis, MO 63141-6340
Phone: (314) 394-3201
Fax: (314) 394-3253
12692 Lamplighter Square Shpg Ctr
Saint Louis, MO 63128-2746
Phone: (314) 432-5478
Mailing address
PO BOX 7364890
CHICAGO, IL 60673-0001
Phone: (314) 909-0633 Fax: (314) 569-0864
Sole Proprietor
No
Updated
Certification Date
May 27, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Identifiers

Identifiers for NICHOLAS RANSON

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

See identifiers
DescriptionIssuerStateIdentifier
otherASURIS (REGENCE BS OF ID)ID000010147398
otherASURIS (REGENCE NW HEALTHWAS 9296RA
otherBLUE CROSS OF IDAHOIDKW906
otherLABOR AND INDUSTRIESWA0182076
otherNORTHWEST BENEFIT NETWORKWAWA 0690
otherPUBLIC ASSISTANCEID806847202
otherRAILROAD MEDICAREWAP00108507
otherTRICAREWAA034
medicaidWA8384828
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207W00000X
- Ophthalmology (Primary)
WA MD00042059
207WX0200X
- Ophthalmology / Ophthalmic Plastic and Reconstructive Surgery
MO 2024004550

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Additional Information

Education
UNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE - Graduated 1999
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices

Why is my NPI data (personal information) being displayed publicly?
If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.