Geoffrey P. Groom, M.D.
Pediatrics Physician · Chula Vista, CA
Geoffrey P. Groom, M.D. is a pediatrics physician with a practice address in Chula Vista, California, and NPI 1558409334, issued on Feb 2, 2007. Check the license (California G51013, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Geoffrey P. Groom
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- G51013 CA
Self-reported in NPPES; status is on the state search - Practice location
- 860 Kuhn Dr Ste 105, Chula Vista, CA 91914
- Phone
- (619) 656-6311
- Enumerated
- Feb 2, 2007
- Record last updated
- Dec 28, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (619) 656-6134
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Verify Geoffrey P. Groom in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G51013Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average pediatrics physician in 2024
22 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Geoffrey P. Groom among 9,272 pediatrics physician records in California
Geoffrey P. Groom, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 43% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2020 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
48 pediatrics physician records list a practice address in Chula Vista
They are 48 of the 5,329 NPPES records with a practice address in Chula Vista, and 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in Chula Vista → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Pamela Atienza, M.D.Chula Vista, CA 919141417916107
- Ferdinand Barbadillo, MDChula Vista, CA 919141982662193
- Abraham Broudy, MDChula Vista, CA 919141528039526
- Emily Fletcher, M.D.Chula Vista, CA 919141780935940
- Leesa Li-Fossum, MDChula Vista, CA 919141528696127
- Truc Nguyen, MDChula Vista, CA 919141881884054
- Victoria Oira, M.D.Chula Vista, CA 919141134172448
- Maria Corazon Piansay, MD, MPH, FAAPChula Vista, CA 919141669680351
Common questions
What is Geoffrey P. Groom, M.D.'s NPI number?
Geoffrey P. Groom, M.D.'s National Provider Identifier (NPI) is 1558409334, issued on Feb 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Geoffrey P. Groom, M.D. located?
The NPPES record lists a practice address at 860 Kuhn Dr Ste 105, Chula Vista, CA, 91914. Phone: (619) 656-6311. Providers update this record themselves, so call before visiting.
How can I verify Geoffrey P. Groom, M.D.'s license?
NPPES lists California license number G51013, 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.
How much does Geoffrey P. Groom, M.D. prescribe under Medicare Part D?
In 2024, Geoffrey P. Groom, M.D. had 22 Medicare Part D claims; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.
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.