Dr. Armin L. Lilienfeld, MD
- Medicare services, 2024
- 1,504
- Medicare patients, 2024
- 537
- Part D claims, 2024
- 8,687
- Hospital affiliations
- 6
- Medical group
- 1
- Practice address
- 1153 Centre Street, Jamaica Plain, MA 02130
- Practice phone
- Call (617) 983-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lilienfeld'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. Armin L. Lilienfeld is an internist in Jamaica Plain, Massachusetts
Dr. Lilienfeld practices at Brigham and Women's Faulkner Hospital in Jamaica Plain, Massachusetts, part of Mass General Brigham.
Dr. Lilienfeld's NPI, 1083604615, was assigned on October 25, 2005. Dr. Lilienfeld graduated from University of Chicago, Pritzker School of Medicine in 1990. Dr. Lilienfeld holds Massachusetts license 78159.
- NPI
- 1083604615NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799730446
- NPI enumeration date
- October 25, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 983-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Armin L. Lilienfeld practices at Brigham and Women's Faulkner Hospital in Jamaica Plain, Massachusetts
Dr. Lilienfeld's primary practice is Brigham and Women's Faulkner Hospital, at 1153 Centre Street, Jamaica Plain, MA 02130 in Suffolk County. The practice phone is (617) 983-7000.
- Brigham and Women's Faulkner Hospital1153 Centre Street, Jamaica Plain, MA 02130 · Suffolk CountyPhone(617) 983-7000
Source: Dmand AI Affiliation Data
Dr. Armin L. Lilienfeld is affiliated with 10 sites of care and 1 medical group
Dr. Lilienfeld's primary practice is Brigham and Women's Faulkner Hospital in Jamaica Plain, Massachusetts, part of Mass General Brigham. Dr. Lilienfeld is also affiliated with Massachusetts General Hospital. The medical group on file is Brigham and Women's Hospital. Dmand AI also links Dr. Lilienfeld to 4 more hospitals, 3 home health agencies and 1 hospital outpatient department, 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. Armin L. Lilienfeld's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lilienfeld practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Brigham and Women's Faulkner Hospital | Available with a free account |
| +9 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Armin L. Lilienfeld is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Lilienfeld's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lilienfeld is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Lilienfeld
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. Armin L. Lilienfeld billed Medicare for 1,504 services in 2024
CMS data shows 1,504 Medicare services from Dr. Lilienfeld across 14 procedure codes in 2024, for 537 Medicare patients. Medicare paid $158,683 for them. Every service was in an office.
Dr. Lilienfeld's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7312024: 81812%
- Other services
- 2023: 4912024: 4961%
- Tests and treatments
- 2023: 1332024: 19043%
Dr. Lilienfeld compared with the Massachusetts median for internists, 2024
- Dr. Lilienfeld
- Massachusetts median
- Medicare services
- 1,504vs 4313.5 times
- Medicare patients
- 537vs 1942.8 times
- Part D claims
- 7,903vs 40219.7 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Lilienfeld'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. Armin L. Lilienfeld treated 537 Medicare patients in 2024, average age 76
CMS counts 537 Medicare patients who saw Dr. Lilienfeld in 2024. The largest group is 65 to 74, with 246 patients. 75% of them have high cholesterol, and 59% have high blood pressure. 3% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lilienfeld's median patient age at 72, with 46% women.
Dr. Lilienfeld's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lilienfeld's Medicare patients by sex, 2024
- Women26349%
- Men27451%
Chronic conditions among Dr. Lilienfeld's Medicare patients, 2024
- High cholesterol75%
- High blood pressure59%
- Arthritis39%
- Anxiety22%
- Cancer21%
- Osteoporosis20%
- Ischemic heart disease19%
- Mood disorders19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lilienfeld's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Armin L. Lilienfeld wrote 8,687 Medicare Part D claims in 2024
In 2024, Dr. Lilienfeld wrote 8,687 Medicare Part D claims for 757 patients. 88% of them were for generic drugs. CMS names the drug for 7,903 of them, across 142 drugs with 11 or more claims each, at $659,846 in total drug cost. In 2023, CMS named 6,858 claims across 127 drugs.
Dr. Lilienfeld's Part D claims by kind of drug, 2024
- Generic7,668 claims88%
- Brand-name977 claims11%
- Other42 claims0%
Dr. Lilienfeld'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. Lilienfeld's Part D claims, 2024
- Opioids2%152 of 8,687 claims
- Antibiotics3%242 of 8,687 claims
- Antipsychotics, patients 65 and over1%50 of 8,687 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: 6,8582024: 7,90315%
Drugs named by CMS: 142 in 2024, 127 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. Armin L. Lilienfeld offers telehealth to Medicare patients
Dr. Lilienfeld accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lilienfeld as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Armin L. Lilienfeld graduated from University of Chicago, Pritzker School of Medicine
Dr. Lilienfeld graduated from University of Chicago, Pritzker School of Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Armin L. Lilienfeld'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) |
| 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. Armin L. Lilienfeld
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. Armin L. Lilienfeld's NPI number?
Dr. Armin L. Lilienfeld's NPI number is 1083604615. It was assigned on October 25, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Armin L. Lilienfeld?
Dr. Armin L. Lilienfeld is an internist in Jamaica Plain, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Armin L. Lilienfeld practice?
Dr. Lilienfeld practices at 1153 Centre Street, Jamaica Plain, MA 02130. Dr. Lilienfeld's primary practice is Brigham and Women's Faulkner Hospital in Jamaica Plain, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Lilienfeld to 4 hospitals, 3 home health agencies and 1 hospital outpatient department.
What is Dr. Armin L. Lilienfeld's office phone number?
The practice phone on file for Dr. Lilienfeld is (617) 983-7000.
What is Dr. Armin L. Lilienfeld's medical license number?
Dr. Lilienfeld holds Massachusetts license 78159.
Which hospitals is Dr. Armin L. Lilienfeld affiliated with?
Dr. Lilienfeld practices at Brigham and Women's Faulkner Hospital in Jamaica Plain, Massachusetts. Dr. Lilienfeld is also affiliated with Massachusetts General Hospital. Dmand AI links Dr. Lilienfeld to 4 more hospitals.
What medical group is Dr. Armin L. Lilienfeld part of?
Dr. Lilienfeld is linked to Brigham and Women's Hospital.
Does Dr. Armin L. Lilienfeld accept Medicare?
Yes. CMS data shows Dr. Lilienfeld billed Medicare for 1,504 services in 2024, and Dr. Lilienfeld accepts Medicare assignment.
Does Dr. Armin L. Lilienfeld offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lilienfeld as offering telehealth services.
How many Medicare patients does Dr. Armin L. Lilienfeld see?
CMS counts 537 Medicare patients who saw Dr. Lilienfeld in 2024, with an average age of 76.
Show 4 more questionsShow fewer questions
What services does Dr. Armin L. Lilienfeld bill to Medicare?
In 2024, Dr. Lilienfeld's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and office visit, established patient (99213).
Where did Dr. Armin L. Lilienfeld go to medical school?
Dr. Lilienfeld graduated from University of Chicago, Pritzker School of Medicine in 1990.
What drugs does Dr. Armin L. Lilienfeld prescribe most?
In 2024 Medicare Part D data, Dr. Lilienfeld's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
How long has Dr. Armin L. Lilienfeld been practicing?
Dr. Lilienfeld graduated from medical school in 1990, 36 years ago.
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