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Dr. Gregory Halsey Gilbert, MD
- Medicare services, 2024
- 55
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 41
- Publications
- 12
- MIPS score, 2024
- 85
- Practice address
- 1100 Veterans Boulevard, Redwood City, CA 94063
- Practice phone
- Call (650) 299-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gilbert's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Gregory Halsey Gilbert is an emergency medicine physician in Redwood City, California
Dr. Gilbert practices at Redwood City Medical Center in Redwood City, California, part of Kaiser Permanente.
Dr. Gilbert's NPI, 1740324151, was assigned on February 18, 2007. Dr. Gilbert graduated from SUNY Downstate Health Sciences University in 1998. Dr. Gilbert holds California license A75504.
- NPI
- 1740324151NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709935265
- NPI enumeration date
- February 18, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 299-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory Halsey Gilbert practices at Redwood City Medical Center in Redwood City, California
Dr. Gilbert's primary practice is Redwood City Medical Center, at 1100 Veterans Boulevard, Redwood City, CA 94063 in San Mateo County. The practice phone is (650) 299-2000.
- Redwood City Medical Center1100 Veterans Boulevard, Redwood City, CA 94063 · San Mateo CountyPhone(650) 299-2000
Source: Dmand AI Affiliation Data
Dr. Gregory Halsey Gilbert is affiliated with 2 sites of care and 3 medical groups
Dr. Gilbert's primary practice is Redwood City Medical Center in Redwood City, California, part of Kaiser Permanente. Dr. Gilbert is also affiliated with Stanford Hospital at 300 Pasteur Drive. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Gilbert to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory Halsey Gilbert's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gilbert practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Redwood City Medical Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory Halsey Gilbert is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Gilbert's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Gilbert is board certified in emergency medical services by the American Board of Emergency Medicine. Dmand AI has Dr. Gilbert's licenses on file in 3 states: California, Hawaii and Georgia.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Hawaii license
- Georgia license
Emergency medicine physicians near Dr. Gilbert
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Gregory Halsey Gilbert billed Medicare for 55 services in 2024
CMS data shows 55 Medicare services from Dr. Gilbert across 3 procedure codes in 2024, all of them office visits, for 76 Medicare patients. Medicare paid $4,044 for them. Every service was in an office.
Dr. Gilbert's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 242024: 55129%
Dr. Gilbert compared with the California median for emergency medicine physicians, 2024
- Dr. Gilbert
- California median
- Medicare services
- 55vs 26579% below
- Medicare patients
- 76vs 24369% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Gilbert's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gilbert and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory Halsey Gilbert treated 76 Medicare patients in 2024, average age 75
CMS counts 76 Medicare patients who saw Dr. Gilbert in 2024. The largest group is 65 to 74, with 41 patients. 74% of them have high cholesterol, and 59% have high blood pressure. Their average risk score is 0.78, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gilbert's median patient age at 41, with 56% women.
Dr. Gilbert's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Gilbert's Medicare patients by sex, 2024
- Women4661%
- Men3039%
Chronic conditions among Dr. Gilbert's Medicare patients, 2024
- High cholesterol74%
- High blood pressure59%
- Arthritis34%
- Osteoporosis28%
- Diabetes25%
- Chronic kidney disease18%
- Ischemic heart disease18%
- Anxiety16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gilbert's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory Halsey Gilbert wrote 41 Medicare Part D claims in 2024
In 2024, Dr. Gilbert wrote 41 Medicare Part D claims for 30 patients. 95% of them were for generic drugs.
Dr. Gilbert's Part D claims by kind of drug, 2024
- Generic39 claims95%
- Brand-name and other2 claims5%
Drug classes CMS tracks in Dr. Gilbert's Part D claims, 2024
- Antibiotics66%27 of 41 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Gregory Halsey Gilbert scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Gilbert for performance year 2024, reported as part of a group. Dr. Gilbert accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Gilbert's MIPS scores, performance year 2024
- 85of 100Final score
- 80.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Gregory Halsey Gilbert has 12 publications on record
Dmand AI links 12 papers to Dr. Gilbert, published from 2009 to 2023. The most frequent topics are California, Advanced Cardiac Life Support and Computer-Assisted Instruction. Dr. Gilbert has published most often in Acad Emerg Med. Dr. Gilbert's most frequent co-authors are Eric Rudnick, MD, Angelo A. Salvucci, MD and Karl Anthony Sporer, MD.
Dr. Gilbert's papers by year, 2009 to 2023
Topics Dr. Gilbert writes about most
- California
- Advanced Cardiac Life Support
- Computer-Assisted Instruction
- Emergency Medical Services
- Emergency Service, Hospital
- India
- Nitroglycerin
- Oxygen
Dr. Gilbert's most frequent co-authors
- Eric Rudnick, MD4 shared papers
- Angelo A. Salvucci, MD4 shared papers
- Karl Anthony Sporer, MD4 shared papers
Recent publications by Dr. Gilbert
West J Emerg Med
See who Dr. Gilbert researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gilbert works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gregory Halsey Gilbert received $36,512 in industry payments from 2016 to 2022
CMS Open Payments shows 31 general payments to Dr. Gilbert from 3 drug and device companies from 2016 to 2022. Speaker and faculty fees make up the largest share, 84% of the total. Genentech, Inc. paid the most, $36,416.
General payments to Dr. Gilbert by program year, 2016 to 2022
General payments to Dr. Gilbert by kind, 2016 to 2022
- Speaker and faculty fees$30,51084%
- Travel and lodging$4,58213%
- Food and beverage$1,4194%
Companies that paid Dr. Gilbert the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gregory Halsey Gilbert graduated from SUNY Downstate Health Sciences University
Dr. Gilbert graduated from SUNY Downstate Health Sciences University in 1998.
- Medical school
- Board certified in emergency medical services
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Gregory Halsey Gilbert accepts plans from 3 insurance carriers
Dr. Gilbert is in network with 3 carriers, including Kaiser Permanente, AK State Medicaid and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- AK State Medicaid
- CMS Medicare
Plan types Dr. Gilbert accepts, by number of carriers
- EPO1
- HMO1
- Medicaid1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Gregory Halsey Gilbert's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Gregory Halsey Gilbert
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Gregory Halsey Gilbert's NPI number?
Dr. Gregory Halsey Gilbert's NPI number is 1740324151. It was assigned on February 18, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Halsey Gilbert?
Dr. Gregory Halsey Gilbert is an emergency medicine physician in Redwood City, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Gregory Halsey Gilbert practice?
Dr. Gilbert practices at 1100 Veterans Boulevard, Redwood City, CA 94063. Dr. Gilbert's primary practice is Redwood City Medical Center in Redwood City, California, part of Kaiser Permanente. Dmand AI also links Dr. Gilbert to 2 medical groups.
What is Dr. Gregory Halsey Gilbert's office phone number?
The practice phone on file for Dr. Gilbert is (650) 299-2000.
What is Dr. Gregory Halsey Gilbert's medical license number?
Dr. Gilbert holds California license A75504, one of the licenses on file in 3 states.
Which states has Dr. Gregory Halsey Gilbert been licensed in?
Dmand AI has state licenses on file for Dr. Gilbert in California (2001 to 2026), Hawaii (2020 to 2022) and Georgia (1999 to 2001).
Which hospitals is Dr. Gregory Halsey Gilbert affiliated with?
Dr. Gilbert practices at Redwood City Medical Center in Redwood City, California. Dr. Gilbert is also affiliated with Stanford Hospital at 300 Pasteur Drive.
What medical group is Dr. Gregory Halsey Gilbert part of?
Dr. Gilbert is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Gilbert to 2 more medical groups.
Does Dr. Gregory Halsey Gilbert accept Medicare?
Yes. CMS data shows Dr. Gilbert billed Medicare for 55 services in 2024, and Dr. Gilbert accepts Medicare assignment.
What is Dr. Gregory Halsey Gilbert's MIPS score?
Dr. Gilbert's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
Show 9 more questionsShow fewer questions
How many Medicare patients does Dr. Gregory Halsey Gilbert see?
CMS counts 76 Medicare patients who saw Dr. Gilbert in 2024, with an average age of 75.
Is Dr. Gregory Halsey Gilbert board certified?
Yes. Dr. Gilbert is board certified in emergency medical services by the American Board of Emergency Medicine.
What services does Dr. Gregory Halsey Gilbert bill to Medicare?
In 2024, Dr. Gilbert's most billed Medicare services were office visit, new patient (99203), office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. Gregory Halsey Gilbert go to medical school?
Dr. Gilbert graduated from SUNY Downstate Health Sciences University in 1998.
Has Dr. Gregory Halsey Gilbert received payments from drug or device companies?
CMS Open Payments shows $36,512 in general payments to Dr. Gilbert from 3 companies from 2016 to 2022. The largest total came from Genentech, Inc.
How long has Dr. Gregory Halsey Gilbert been practicing?
Dr. Gilbert graduated from medical school in 1998, 28 years ago.
Does Dr. Gregory Halsey Gilbert do research?
Dmand AI links 12 publications to Dr. Gilbert, published from 2009 to 2023.
Who does Dr. Gregory Halsey Gilbert publish with?
Dr. Gilbert's most frequent co-authors are Eric Rudnick, MD (4 shared papers), Angelo A. Salvucci, MD (4 shared papers) and Karl Anthony Sporer, MD (4 shared papers).
What insurance does Dr. Gregory Halsey Gilbert accept?
Dr. Gilbert is in network with 3 carriers, including Kaiser Permanente, AK State Medicaid and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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