Dr. Gregory D. Snyder, MD
- Medicare services, 2024
- 379
- Medicare patients, 2024
- 170
- Part D claims, 2024
- 89
- Hospital affiliations
- 2
- Medical group
- 1
- Practice address
- 2014 Washington Street, Newton, MA 02462
- Practice phone
- Call (617) 243-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Gregory D. Snyder is an internist in Newton Lower Falls, Massachusetts
Dr. Snyder practices at Newton-Wellesley Hospital in Newton, Massachusetts, part of Mass General Brigham.
Dr. Snyder's NPI, 1649651761, was assigned on June 15, 2015. Dr. Snyder holds Massachusetts license 264376.
- NPI
- 1649651761NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062721152
- NPI enumeration date
- June 15, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 243-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory D. Snyder practices at Newton-Wellesley Hospital in Newton, Massachusetts
Dr. Snyder's primary practice is Newton-Wellesley Hospital, at 2014 Washington Street, Newton, MA 02462 in Middlesex County. The practice phone is (617) 243-6000.
- Newton-Wellesley Hospital2014 Washington Street, Newton, MA 02462 · Middlesex CountyPhone(617) 243-6000
Source: Dmand AI Affiliation Data
Dr. Gregory D. Snyder is affiliated with 3 sites of care and 1 medical group
Dr. Snyder's primary practice is Newton-Wellesley Hospital in Newton, Massachusetts, part of Mass General Brigham. Dr. Snyder is also affiliated with Brigham and Women's Hospital. The medical group on file is Mass General Brigham Medical Group. Dmand AI also links Dr. Snyder to 1 more hospital outpatient department, 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 D. Snyder's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Snyder practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Newton-Wellesley Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory D. Snyder is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Snyder's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Snyder is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Snyder
Counts of internists 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 D. Snyder billed Medicare for 379 services in 2024
CMS data shows 379 Medicare services from Dr. Snyder across 4 procedure codes in 2024, for 170 Medicare patients. Medicare paid $36,537 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Snyder's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 722024: 379426%
Dr. Snyder compared with the Massachusetts median for internists, 2024
- Dr. Snyder
- Massachusetts median
- Medicare services
- 379vs 43112% below
- Medicare patients
- 170vs 19412% below
- Part D claims
- 13vs 40297% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Snyder'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory D. Snyder treated 170 Medicare patients in 2024, average age 80
CMS counts 170 Medicare patients who saw Dr. Snyder in 2024. The largest group is 75 to 84, with 67 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.34, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Snyder's median patient age at 78, with 54% women.
Dr. Snyder's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Snyder's Medicare patients by sex, 2024
- Women10059%
- Men7041%
Chronic conditions among Dr. Snyder's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Ischemic heart disease58%
- Chronic kidney disease54%
- Mood disorders54%
- Anxiety51%
- Depression49%
Share of Medicare patients with each condition. A patient can have several.
Dr. Snyder's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory D. Snyder wrote 89 Medicare Part D claims in 2024
In 2024, Dr. Snyder wrote 89 Medicare Part D claims for 37 patients. 92% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $146 in total drug cost.
Dr. Snyder's Part D claims by kind of drug, 2024
- Generic82 claims92%
- Brand-name and other7 claims8%
Dr. Snyder's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Gregory D. Snyder takes part in Medicare
Dr. Snyder accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Dr. Gregory D. Snyder'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 and Drug (CMS) (opens in a new tab)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) |
| 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 D. Snyder
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What is Dr. Gregory D. Snyder's NPI number?
Dr. Gregory D. Snyder's NPI number is 1649651761. It was assigned on June 15, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory D. Snyder?
Dr. Gregory D. Snyder is an internist in Newton Lower Falls, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Gregory D. Snyder practice?
Dr. Snyder practices at 2014 Washington Street, Newton, MA 02462. Dr. Snyder's primary practice is Newton-Wellesley Hospital in Newton, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Snyder to 1 hospital outpatient department.
What is Dr. Gregory D. Snyder's office phone number?
The practice phone on file for Dr. Snyder is (617) 243-6000.
What is Dr. Gregory D. Snyder's medical license number?
Dr. Snyder holds Massachusetts license 264376.
Which hospitals is Dr. Gregory D. Snyder affiliated with?
Dr. Snyder practices at Newton-Wellesley Hospital in Newton, Massachusetts. Dr. Snyder is also affiliated with Brigham and Women's Hospital.
What medical group is Dr. Gregory D. Snyder part of?
Dr. Snyder is linked to Mass General Brigham Medical Group.
Does Dr. Gregory D. Snyder accept Medicare?
Yes. CMS data shows Dr. Snyder billed Medicare for 379 services in 2024, and Dr. Snyder accepts Medicare assignment.
How many Medicare patients does Dr. Gregory D. Snyder see?
CMS counts 170 Medicare patients who saw Dr. Snyder in 2024, with an average age of 80.
What services does Dr. Gregory D. Snyder bill to Medicare?
In 2024, Dr. Snyder's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99238) and hospital inpatient care (99223).
What drugs does Dr. Gregory D. Snyder prescribe most?
In 2016 Medicare Part D data, Dr. Snyder's most prescribed drugs by claims were Metoprolol Succinate.
How long has Dr. Gregory D. Snyder been practicing?
Dr. Snyder graduated from medical school in 2015, 11 years ago.
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