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RICHARD C GREYSON MD
NPI 1356355770
Internal Medicine in Oklahoma City, OK

Active since July 28, 2006
1110 N CLASSEN BLVD, SUITE 301, OKLAHOMA CITY, OK 73106(405) 232-2702(405) 272-0839 Get Directions Write a Review

NPPES record last updated: July 1, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Richard C Greyson Md NPPES

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

RICHARD C GREYSON MD (NPI 1356355770) is an individual internal medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (10537) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1356355770
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameRICHARD C GREYSONCredential: MD
Location Address1110 N CLASSEN BLVD, SUITE 301Oklahoma City, OK 73106
Mailing Address1110 N Classen Blvd, Suite 301Oklahoma City, OK 73106 · (405) 232-2702 · Fax (405) 272-0839
Phone(405) 232-2702
Fax(405) 272-0839
Sole ProprietorYes
Enumeration DateJuly 28, 2006
Last NPPES UpdateJuly 1, 2010
✔ NPI 1356355770 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in OK · 10537
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1110 N CLASSEN BLVD, Oklahoma City, OK 73106
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Other Identifiers 2

Medicaid100111660AOK
Medicare UPIND34726

Areas of Expertise CMS Part B claims

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
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.
174 services122 patients

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JAMES MILTON JOHNSTON MD
Internal Medicine
1110 N CLASSEN BLVD, SUITE 300
OKLAHOMA CITY, OK 73106
Oklahoma County (405) 236-3736
SALLY Q TAN MD PC
Clinic/Center (Medical Specialty)
1110 N CLASSEN BLVD, SUITE 204
OKLAHOMA CITY, OK 73106
Oklahoma County (405) 319-1622
CLASSEN MEDICAL CENTER PLLC
Internal Medicine (Cardiovascular Disease)
1110 N CLASSEN BLVD, SUITE 300
OKLAHOMA CITY, OK 73106
Oklahoma County (405) 236-3736
DR. SALLY QUE POA TAN M.D.
Internal Medicine
1110 N CLASSEN BLVD, SUITE 204
OKLAHOMA CITY, OK 73106
Oklahoma County (405) 319-1622
HEALTHFIRST PHYSICIANS MANAGEMENT SERVICES, INC
Hospitalist
1110 N CLASSEN BLVD, SUITE 100
OKLAHOMA CITY, OK 73106
Oklahoma County (405) 272-7452
DR. MARIA MONINA KANE M.D.
Psychiatry & Neurology (Psychiatry)
1110 N CLASSEN BLVD, SUITE 318
OKLAHOMA CITY, OK 73106
Oklahoma County (405) 232-5453

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 Richard Greyson's NPI number?

The NPI number for Richard Greyson is 1356355770. It was assigned to this individual provider in the NPPES registry on July 28, 2006.

Where is Richard Greyson located?

Richard Greyson practices at 1110 N Classen Blvd Suite 301, Oklahoma City, OK 73106. The listed phone number is (405) 232-2702.

What is Richard Greyson's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Richard Greyson was last updated on July 1, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.