Age DistributionDiagnosis-Related GroupsHealth Services Accessibility
Dr. David L. Gregg, MD
NPI1891759536
- Medicare services, 2017
- 98
- Publications
- 1
- Insurance carriers
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 911 Sunset Dr, Hollister, CA 95023
- Practice phone
- Call (650) 498-6500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Gregg'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. David L. Gregg is a general surgeon in Hollister, California
Dr. Gregg practices in Hollister, California.
Dr. Gregg's NPI, 1891759536, was assigned on April 12, 2006. Dr. Gregg graduated from George Washington University School of Medicine and Health Sciences in 1971. Dr. Gregg's California license number on file is G30370.
NPI and contact details
- NPI
- 1891759536NPI Registry (opens in a new tab)
- NPI enumeration date
- April 12, 2006
- NPI status
- Active
- Practice phone
- (650) 498-6500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1971
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. David L. Gregg's practice address is in Hollister, California
Dr. Gregg's practice address in the NPI Registry is 911 Sunset Dr, Hollister, CA 95023, in San Benito County. The practice phone is (650) 498-6500.
- NPI Registry address911 Sunset Dr, Hollister, CA 95023 · San Benito CountyPhone(650) 498-6500
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. David L. Gregg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gregg practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Gregg's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David L. Gregg is one of 2,926 general surgeons in California
Surgery is Dr. Gregg's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Gregg has a license on file in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
General surgeons near Dr. Gregg
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
2,926general surgeons in California
3general surgeons in Hollister
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. David L. Gregg billed Medicare for 98 services in 2017
CMS data shows 98 Medicare services from Dr. Gregg across 1 procedure code in 2017. Medicare paid $6,348 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 201798
Paid by Medicare$6,348
Procedure codes1
Dr. Gregg's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 2762017: 9864%
Dr. Gregg compared with the California median for general surgeons, 2017
- Dr. Gregg
- California median
- Medicare services
- 98vs 16641% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Gregg's most billed Medicare procedure codes, 2017
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. Gregg and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
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Dr. David L. Gregg has 1 publication on record
Dmand AI links 1 paper to Dr. Gregg. Dr. Gregg's most frequent co-authors are Michael J. Bellino, MD and David Alan Spain, MD.
Papers1
Dr. Gregg's most frequent co-authors
Recent publications by Dr. Gregg
See who Dr. Gregg researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gregg works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David L. Gregg has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Gregg, most recently CMS Stage 1 EHR in 2011.
Awards and honors for Dr. Gregg
- 2011
- CMS Stage 1 EHR
- Undated
- ACS Fellow
- Checkbook Top Doc
Source: Dmand AI Professional Profile Data
Dr. David L. Gregg graduated from George Washington University School of Medicine and Health Sciences
Dr. Gregg graduated from George Washington University School of Medicine and Health Sciences in 1971. Dr. Gregg is a member of ACS.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. David L. Gregg accepts plans from 1 insurance carrier
Dr. Gregg is in network with 1 carrier, including NV State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.
- NV State Medicaid
Source: Dmand AI Insurance Network Data
Sources for Dr. David L. Gregg'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice 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 |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. David L. Gregg
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. David L. Gregg's NPI number?
Dr. David L. Gregg's NPI number is 1891759536. It was assigned on April 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David L. Gregg?
Dr. David L. Gregg is a general surgeon in Hollister, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. David L. Gregg practice?
Dr. Gregg practices at 911 Sunset Dr, Hollister, CA 95023.
What is Dr. David L. Gregg's office phone number?
The practice phone on file for Dr. Gregg is (650) 498-6500.
What is Dr. David L. Gregg's medical license number?
Dr. Gregg's California license number on file is G30370.
Does Dr. David L. Gregg accept Medicare?
Yes. CMS data shows Dr. Gregg billed Medicare for 98 services in 2017.
What services does Dr. David L. Gregg bill to Medicare?
In 2017, Dr. Gregg's most billed Medicare services were hospital inpatient care (99232).
Where did Dr. David L. Gregg go to medical school?
Dr. Gregg graduated from George Washington University School of Medicine and Health Sciences in 1971.
How long has Dr. David L. Gregg been practicing?
Dr. Gregg graduated from medical school in 1971, 55 years ago.
Does Dr. David L. Gregg do research?
Dmand AI links 1 publication to Dr. Gregg.
Who does Dr. David L. Gregg publish with?
Dr. Gregg's most frequent co-authors are Michael J. Bellino, MD (1 shared paper) and David Alan Spain, MD (1 shared paper).
What insurance does Dr. David L. Gregg accept?
Dr. Gregg is in network with 1 carrier, including NV State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.
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