NPPES file of Aug 9, 2026

Fred Marshall Gregg, M.D.

Ophthalmology Physician · Chattanooga, TN

Fred Marshall Gregg, M.D. is an ophthalmology physician with a practice address in Chattanooga, Tennessee, and NPI 1043394968, issued on Oct 25, 2006. Check the license (Tennessee MD012037, as entered in NPPES) on the Tennessee Board of Medical Examiners; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043394968
Name
Fred Marshall Gregg
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
MD012037 TN
Self-reported in NPPES; status is on the state search
Practice location
725 Glenwood Dr, Chattanooga, TN 37404
Phone
(423) 624-3937
Enumerated
Oct 25, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(423) 629-6505
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest ophthalmology physician records → All 366 in Tennessee → Look up another NPI →

Also registered at 725 Glenwood Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Carlos Baleeiro, MDPulmonary Disease Physician1841223039
  2. Patrick Bowers, MDOphthalmology Physician1780660977
  3. Max Bryant, MDPediatrics Physician1154308302
  4. Mary Carter, MDPediatrics Physician1083691653
  5. Collin Cherry, MDInternal Medicine Physician1659375491
  6. Lawrence Chien, MDNeurology Physician1194791319

Verify Fred Marshall Gregg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license MD012037    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Tennessee license search

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Fred Marshall Gregg among 366 ophthalmology physician records in Tennessee

Fred Marshall Gregg, M.D. is one of 366 ophthalmology physician records with a practice address in Tennessee. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 21% of them.

  • NPI issued2006 · 21% of these records are older, 37% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 67% of these records are
  • Record last updated2007 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Tennessee

There are 366 ophthalmology physician records in Tennessee. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 366 in Tennessee → Every provider in Chattanooga → Ophthalmology Physician nationwide →

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Patrick Bowers, MDChattanooga, TN 374041780660977
  2. Jemison Bowers, MDChattanooga, TN 374031205820685
  3. Brett Gerwin, M.D.Chattanooga, TN 374031306992003
  4. Harry Lawrence, M.D.Chattanooga, TN 374031053317925
  5. Paula Nicola, M.D.Chattanooga, TN 374031659319010
  6. Molly Seal, M.D.Chattanooga, TN 374031144227281
  7. Charles Kirby, MDChattanooga, TN 374111740282755
  8. Robert Levy, M.D.Chattanooga, TN 374111619397635

Common questions

What is Fred Marshall Gregg, M.D.'s NPI number?

Fred Marshall Gregg, M.D.'s National Provider Identifier (NPI) is 1043394968, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Fred Marshall Gregg, M.D. located?

The NPPES record lists a practice address at 725 Glenwood Dr, Chattanooga, TN, 37404. Phone: (423) 624-3937. Providers update this record themselves, so call before visiting.

How can I verify Fred Marshall Gregg, M.D.'s license?

NPPES lists Tennessee license number MD012037, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.