Richard James Glassock, M.D.
Nephrology Physician · Laguna Niguel, CA
Richard James Glassock, M.D. is a nephrology physician with a practice address in Laguna Niguel, California, and NPI 1649548579, issued on Dec 7, 2011. Check the license (California A19764, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Richard James Glassock
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- A19764 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8 Bethany, Laguna Niguel, CA 92677
- Phone
- (949) 388-8885
- Enumerated
- Dec 7, 2011
- Record last updated
- Dec 7, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (949) 388-8882
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Verify Richard James Glassock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A19764Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $33,966.15
45 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Richard James Glassock among 1,468 nephrology physician records in California
Richard James Glassock, M.D. is one of 1,468 nephrology physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 76% of them.
- NPI issued2011 · 76% of these records are older, 20% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileNo · 77% of these records are
- Record last updated2011 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in California
There are 1,468 nephrology physician records in California.
All 1,468 in California → Every provider in Laguna Niguel → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Tuan Nguyen, DOWestminster, CA 926831164959185
- Habib Azad, M.D.Mission Viejo, CA 926911114962610
- May Chen, MDMission Viejo, CA 926911881772887
- Glenn Chiang, M.D.Newport Beach, CA 926631285697227
- Bryan Dang, M.D.Newport Beach, CA 926631619991742
- Sarah Lee, M.D., PH.D.Newport Beach, CA 926631700923042
- Magdy Nawar, MDMission Viejo, CA 926911881799096
- Paul Ozuzun, M.D.Newport Beach, CA 926631972868347
Common questions
What is Richard James Glassock, M.D.'s NPI number?
Richard James Glassock, M.D.'s National Provider Identifier (NPI) is 1649548579, issued on Dec 7, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Richard James Glassock, M.D. located?
The NPPES record lists a practice address at 8 Bethany, Laguna Niguel, CA, 92677. Phone: (949) 388-8885. Providers update this record themselves, so call before visiting.
How can I verify Richard James Glassock, M.D.'s license?
NPPES lists California license number A19764, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
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.