Dr. Ricardo Leo Wellisch, MD
- Medicare services, 2024
- 2,475
- Medicare patients, 2024
- 349
- Part D claims, 2024
- 6,379
- Hospital affiliations
- 3
- Industry payments
- $331
- Practice address
- 330 Mount Auburn Street, Cambridge, MA 02138
- Practice phone
- Call (617) 492-3500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wellisch'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. Ricardo Leo Wellisch is an internist in Cambridge, Massachusetts
Dr. Wellisch practices at Mount Auburn Hospital in Cambridge, Massachusetts, part of Beth Israel Lahey Health.
Dr. Wellisch's NPI, 1952364861, was assigned on April 11, 2006. Dr. Wellisch graduated from George Washington University School of Medicine in 1993. Dr. Wellisch holds Massachusetts license 81021.
- NPI
- 1952364861NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779573787
- NPI enumeration date
- April 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 492-3500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ricardo Leo Wellisch practices at Mount Auburn Hospital in Cambridge, Massachusetts
Dr. Wellisch's primary practice is Mount Auburn Hospital, at 330 Mount Auburn Street, Cambridge, MA 02138 in Middlesex County. The practice phone is (617) 492-3500.
- Mount Auburn Hospital330 Mount Auburn Street, Cambridge, MA 02138 · Middlesex CountyPhone(617) 492-3500
Source: Dmand AI Affiliation Data
Dr. Ricardo Leo Wellisch is affiliated with 7 sites of care and 1 medical group
Dr. Wellisch's primary practice is Mount Auburn Hospital in Cambridge, Massachusetts, part of Beth Israel Lahey Health. Dr. Wellisch is also affiliated with Massachusetts General Hospital. The medical group on file is Mount Auburn Professional Services. Dmand AI also links Dr. Wellisch to 1 more hospital, 2 home health agencies, 1 group practice or clinic and 1 hospice, 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. Ricardo Leo Wellisch's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wellisch practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mount Auburn Hospital | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ricardo Leo Wellisch is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Wellisch's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Wellisch is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Wellisch
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. Ricardo Leo Wellisch billed Medicare for 2,475 services in 2024
CMS data shows 2,475 Medicare services from Dr. Wellisch across 16 procedure codes in 2024, for 349 Medicare patients. Medicare paid $152,338 for them. Every service was in an office.
Dr. Wellisch's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7512024: 90220%
- Other services
- 2023: 4062024: 857111%
- Surgery
- 2023: 2892024: 36326%
- Tests and treatments
- 2023: 2232024: 33651%
- Lab and pathology
- 2023: 02024: 17
Dr. Wellisch compared with the Massachusetts median for internists, 2024
- Dr. Wellisch
- Massachusetts median
- Medicare services
- 2,475vs 4315.7 times
- Medicare patients
- 349vs 19480% above
- Part D claims
- 5,734vs 40214.3 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Wellisch'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.
Need commercial claims for Dr. Wellisch?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wellisch and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ricardo Leo Wellisch treated 349 Medicare patients in 2024, average age 76
CMS counts 349 Medicare patients who saw Dr. Wellisch in 2024. The largest group is 65 to 74, with 146 patients. 70% of them have high blood pressure, and 51% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.00, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Wellisch's median patient age at 68, with 30% women.
Dr. Wellisch's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Wellisch's Medicare patients by sex, 2024
- Women12135%
- Men22865%
Chronic conditions among Dr. Wellisch's Medicare patients, 2024
- High blood pressure70%
- High cholesterol51%
- Arthritis38%
- Ischemic heart disease28%
- Mood disorders25%
- Anxiety24%
- Depression22%
- Diabetes19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wellisch's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women30%
- Men70%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ricardo Leo Wellisch wrote 6,379 Medicare Part D claims in 2024
In 2024, Dr. Wellisch wrote 6,379 Medicare Part D claims for 442 patients. 89% of them were for generic drugs. CMS names the drug for 5,734 of them, across 107 drugs with 11 or more claims each, at $671,813 in total drug cost. In 2023, CMS named 5,283 claims across 102 drugs.
Dr. Wellisch's Part D claims by kind of drug, 2024
- Generic5,652 claims89%
- Brand-name703 claims11%
- Other24 claims0%
Dr. Wellisch'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. Wellisch's Part D claims, 2024
- Opioids3%203 of 6,379 claims
- Antibiotics2%101 of 6,379 claims
- Antipsychotics, patients 65 and over0%28 of 6,379 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: 5,2832024: 5,7349%
Drugs named by CMS: 107 in 2024, 102 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. Ricardo Leo Wellisch offers telehealth to Medicare patients
Dr. Wellisch accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Wellisch as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Ricardo Leo Wellisch received $331 in industry payments from 2016 to 2025
CMS Open Payments shows 16 general payments to Dr. Wellisch from 7 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $151.
General payments to Dr. Wellisch by program year, 2016 to 2025
Companies that paid Dr. Wellisch the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ricardo Leo Wellisch graduated from George Washington University School of Medicine
Dr. Wellisch graduated from George Washington University School of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ricardo Leo Wellisch'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Ricardo Leo Wellisch
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. Ricardo Leo Wellisch's NPI number?
Dr. Ricardo Leo Wellisch's NPI number is 1952364861. It was assigned on April 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ricardo Leo Wellisch?
Dr. Ricardo Leo Wellisch is an internist in Cambridge, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ricardo Leo Wellisch practice?
Dr. Wellisch practices at 330 Mount Auburn Street, Cambridge, MA 02138. Dr. Wellisch's primary practice is Mount Auburn Hospital in Cambridge, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links Dr. Wellisch to 1 hospital, 2 home health agencies, 1 group practice or clinic and 1 hospice.
What is Dr. Ricardo Leo Wellisch's office phone number?
The practice phone on file for Dr. Wellisch is (617) 492-3500.
What is Dr. Ricardo Leo Wellisch's medical license number?
Dr. Wellisch holds Massachusetts license 81021.
Which hospitals is Dr. Ricardo Leo Wellisch affiliated with?
Dr. Wellisch practices at Mount Auburn Hospital in Cambridge, Massachusetts. Dr. Wellisch is also affiliated with Massachusetts General Hospital. Dmand AI links Dr. Wellisch to 1 more hospital.
What medical group is Dr. Ricardo Leo Wellisch part of?
Dr. Wellisch is linked to Mount Auburn Professional Services.
Does Dr. Ricardo Leo Wellisch accept Medicare?
Yes. CMS data shows Dr. Wellisch billed Medicare for 2,475 services in 2024, and Dr. Wellisch accepts Medicare assignment.
Does Dr. Ricardo Leo Wellisch offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Wellisch as offering telehealth services.
How many Medicare patients does Dr. Ricardo Leo Wellisch see?
CMS counts 349 Medicare patients who saw Dr. Wellisch in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Ricardo Leo Wellisch bill to Medicare?
In 2024, Dr. Wellisch's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and surgery: heart and blood vessels (36415).
Where did Dr. Ricardo Leo Wellisch go to medical school?
Dr. Wellisch graduated from George Washington University School of Medicine in 1993.
What drugs does Dr. Ricardo Leo Wellisch prescribe most?
In 2024 Medicare Part D data, Dr. Wellisch's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
Has Dr. Ricardo Leo Wellisch received payments from drug or device companies?
CMS Open Payments shows $331 in general payments to Dr. Wellisch from 7 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Ricardo Leo Wellisch been practicing?
Dr. Wellisch graduated from medical school in 1993, 33 years ago.
Selling to internal medicine practices?
See internists in Massachusetts by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card