DR. RICHARD AUGUSTUS MESSIAN M.D.
NPI 1609929751
Internal Medicine - Gastroenterology in Concord, CA

Active since January 20, 2007PECOS Enrolled
2415 HIGH SCHOOL AVE, SUITE 100, CONCORD, CA 94520(925) 687-9650(925) 685-8447 Get Directions Write a Review

NPPES record last updated: May 6, 2008. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Richard Augustus Messian M.d. NPPES

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

DR. RICHARD AUGUSTUS MESSIAN M.D. (NPI 1609929751) is an individual gastroenterology provider in Concord, California, licensed in California (G268490) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1609929751
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. RICHARD AUGUSTUS MESSIANCredential: M.D.
Location Address2415 HIGH SCHOOL AVE, SUITE 100Concord, CA 94520-1800
Mailing Address2415 High School Ave, Suite 100Concord, CA 94520-1800 · (925) 687-9650 · Fax (925) 685-8447
Fax(925) 685-8447
Sole ProprietorYes
Enumeration DateJanuary 20, 2007
Last NPPES UpdateMay 6, 2008
NPI 1609929751 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in CA · G268490
Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

2415 HIGH SCHOOL AVE, Concord, CA 94520

Other Identifiers 3

Medicare UPINA43114CA
Medicare PIN00G268490CA
Other942184663CA · My Corporation Tax Id #

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Richard Augustus Messian M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs

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 94520 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $153.83
  • Minimum New Patient Price $69
  • Maximum New Patient Price $202.35
  • Average New Patient Copayment $38.45
  • Minimum New Patient Copayment $17.25
  • Maximum New Patient Copayment $50.58

Established Patients Visit Costs *

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

  • Average Established Patient Price $119.48
  • Minimum Established Patient Price $23.44
  • Maximum Established Patient Price $166.46
  • Average Established Patient Copayment $29.87
  • Minimum Established Patient Copayment $5.86
  • Maximum Established Patient Copayment $41.61

* 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.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Internal Medicine
2415 HIGH SCHOOL AVE, SUITE #800
CONCORD, CA 94520
Internal Medicine
2415 HIGH SCHOOL AVE, SUITE 700
CONCORD, CA 94520
Audiologist
2415 HIGH SCHOOL AVE, #300
CONCORD, CA 94520
Internal Medicine (Gastroenterology)
2415 HIGH SCHOOL AVE, SUITE 100
CONCORD, CA 94520
Internal Medicine
2415 HIGH SCHOOL AVE, SUITE 800
CONCORD, CA 94520
Nurse Practitioner (Family)
2415 HIGH SCHOOL AVE, SUITE 300
CONCORD, CA 94520
Physician Assistant
2415 HIGH SCHOOL AVE
CONCORD, CA 94520
Internal Medicine
2415 HIGH SCHOOL AVE, SUITE 800
CONCORD, CA 94520
Family Medicine
2415 HIGH SCHOOL AVE, SUITE 800
CONCORD, CA 94520
Audiologist-Hearing Aid Fitter
2415 HIGH SCHOOL AVE, SUITE 300
CONCORD, CA 94520
Audiologist-Hearing Aid Fitter
2415 HIGH SCHOOL AVE, SUITE 300
CONCORD, CA 94520
Audiologist-Hearing Aid Fitter
2415 HIGH SCHOOL AVE, SUITE 300
CONCORD, CA 94520

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609929751, enumerated as an "individual" on January 20, 2007.

The provider is located at 2415 HIGH SCHOOL AVE SUITE 100 CONCORD, CA 94520 and the phone number is (925) 687-9650.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.