Dr. Robert Stephen Shaffer, MD
- Medicare services, 2024
- 311
- Medicare patients, 2024
- 129
- Part D claims, 2024
- 2,008
- MIPS score, 2024
- 88
- Hospital affiliations
- 1
- Practice address
- 750 East Adams Street, Syracuse, NY 13210
- Practice phone
- Call (315) 473-4240
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Shaffer'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. Robert Stephen Shaffer is an internist in Syracuse, New York
Dr. Shaffer practices at Upstate University Hospital in Syracuse, New York, part of State University of New York.
Dr. Shaffer's NPI, 1346869138, was assigned on April 11, 2020. Dr. Shaffer graduated from St. George's University School of Medicine in 2020. Dr. Shaffer holds New York license 324202.
- NPI
- 1346869138NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537528476
- NPI enumeration date
- April 11, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (315) 473-4240
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Stephen Shaffer practices at Upstate University Hospital in Syracuse, New York
Dr. Shaffer's primary practice is Upstate University Hospital, at 750 East Adams Street, Syracuse, NY 13210 in Onondaga County. The practice phone is (315) 473-4240.
- Upstate University Hospital750 East Adams Street, Syracuse, NY 13210 · Onondaga CountyPhone(315) 473-4240
Source: Dmand AI Affiliation Data
Dr. Robert Stephen Shaffer is affiliated with 4 sites of care and 2 medical groups
Dr. Shaffer's primary practice is Upstate University Hospital in Syracuse, New York, part of State University of New York. The medical group on file is Department of Medicine. Dmand AI also links Dr. Shaffer to 2 more group practices and clinics, 1 therapy and rehab clinic and 1 medical group, 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. Robert Stephen Shaffer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shaffer practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Upstate University Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert Stephen Shaffer is one of 9,643 internists in New York
Internal medicine is Dr. Shaffer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Shaffer is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Shaffer
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. Robert Stephen Shaffer billed Medicare for 311 services in 2024
CMS data shows 311 Medicare services from Dr. Shaffer across 6 procedure codes in 2024, for 129 Medicare patients. Medicare paid $18,643 for them. Every service was in an office.
Dr. Shaffer's Medicare services by type, 2024
- Office and hospital visits117
- Surgery101
- Other services82
- Tests and treatments11
Dr. Shaffer compared with the New York median for internists, 2024
- Dr. Shaffer
- New York median
- Medicare services
- 311vs 42627% below
- Medicare patients
- 129vs 15818% below
- Part D claims
- 1,570vs 6222.5 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Shaffer'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. Shaffer and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Stephen Shaffer treated 129 Medicare patients in 2024, average age 76
CMS counts 129 Medicare patients who saw Dr. Shaffer in 2024. The largest group is 65 to 74, with 54 patients. 75% of them have high cholesterol, and 68% have high blood pressure. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Shaffer's median patient age at 62, with 26% women.
Dr. Shaffer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Shaffer's Medicare patients by sex, 2024
- Women4736%
- Men8264%
Chronic conditions among Dr. Shaffer's Medicare patients, 2024
- High cholesterol75%
- High blood pressure68%
- Arthritis34%
- Ischemic heart disease26%
- Chronic kidney disease24%
- Diabetes24%
- Mood disorders22%
- Anxiety20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Shaffer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women26%
- Men74%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert Stephen Shaffer wrote 2,008 Medicare Part D claims in 2024
In 2024, Dr. Shaffer wrote 2,008 Medicare Part D claims for 363 patients. 87% of them were for generic drugs. CMS names the drug for 1,570 of them, across 46 drugs with 11 or more claims each, at $167,072 in total drug cost. In 2023, CMS named 53 claims across 2 drugs.
Dr. Shaffer's Part D claims by kind of drug, 2024
- Generic1,739 claims87%
- Brand-name and other269 claims13%
Dr. Shaffer's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Shaffer's Part D claims, 2024
- Opioids1%18 of 2,008 claims
- Antibiotics2%44 of 2,008 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 532024: 1,5702862%
Drugs named by CMS: 46 in 2024, 2 in 2023.
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
Dr. Robert Stephen Shaffer scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Shaffer for performance year 2024, reported as part of a group. Dr. Shaffer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Shaffer as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Shaffer's MIPS scores, performance year 2024
- 88of 100Final score
- 72of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 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. Robert Stephen Shaffer graduated from St. George's University School of Medicine
Dr. Shaffer graduated from St. George's University School of Medicine in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Stephen Shaffer'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Robert Stephen Shaffer
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. Robert Stephen Shaffer's NPI number?
Dr. Robert Stephen Shaffer's NPI number is 1346869138. It was assigned on April 11, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Stephen Shaffer?
Dr. Robert Stephen Shaffer is an internist in Syracuse, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Robert Stephen Shaffer practice?
Dr. Shaffer practices at 750 East Adams Street, Syracuse, NY 13210. Dr. Shaffer's primary practice is Upstate University Hospital in Syracuse, New York, part of State University of New York. Dmand AI also links Dr. Shaffer to 2 group practices and clinics, 1 therapy and rehab clinic and 1 medical group.
What is Dr. Robert Stephen Shaffer's office phone number?
The practice phone on file for Dr. Shaffer is (315) 473-4240.
What is Dr. Robert Stephen Shaffer's medical license number?
Dr. Shaffer holds New York license 324202.
Which hospitals is Dr. Robert Stephen Shaffer affiliated with?
Dr. Shaffer practices at Upstate University Hospital in Syracuse, New York.
What medical group is Dr. Robert Stephen Shaffer part of?
Dr. Shaffer is linked to Department of Medicine. Dmand AI links Dr. Shaffer to 1 more medical group.
Does Dr. Robert Stephen Shaffer accept Medicare?
Yes. CMS data shows Dr. Shaffer billed Medicare for 311 services in 2024, and Dr. Shaffer accepts Medicare assignment.
Does Dr. Robert Stephen Shaffer offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Shaffer as offering telehealth services.
What is Dr. Robert Stephen Shaffer's MIPS score?
Dr. Shaffer's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Robert Stephen Shaffer see?
CMS counts 129 Medicare patients who saw Dr. Shaffer in 2024, with an average age of 76.
What services does Dr. Robert Stephen Shaffer bill to Medicare?
In 2024, Dr. Shaffer's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and medicare service (G0439).
Where did Dr. Robert Stephen Shaffer go to medical school?
Dr. Shaffer graduated from St. George's University School of Medicine in 2020.
What drugs does Dr. Robert Stephen Shaffer prescribe most?
In 2024 Medicare Part D data, Dr. Shaffer's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
How long has Dr. Robert Stephen Shaffer been practicing?
Dr. Shaffer graduated from medical school in 2020, 6 years ago.
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