Dr. Alexandra R. Berg, MD
- Medicare services, 2024
- 140
- Medicare patients, 2024
- 63
- Part D claims, 2024
- 1,452
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 1493 Cambridge Street, Cambridge, MA 02139
- Practice phone
- Call (617) 665-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Alexandra R. Berg is an internist in Cambridge, Massachusetts
Dr. Berg practices at CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance.
Dr. Berg's NPI, 1144789967, was assigned on March 19, 2019. Dr. Berg graduated from University of Maryland School of Medicine in 2019. Dr. Berg holds Massachusetts license 294961.
- NPI
- 1144789967NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385978121
- NPI enumeration date
- March 19, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 665-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alexandra R. Berg practices at CHA Cambridge Hospital in Cambridge, Massachusetts
Dr. Berg's primary practice is CHA Cambridge Hospital, at 1493 Cambridge Street, Cambridge, MA 02139 in Middlesex County. The practice phone is (617) 665-1000.
- CHA Cambridge Hospital1493 Cambridge Street, Cambridge, MA 02139 · Middlesex CountyPhone(617) 665-1000
Source: Dmand AI Affiliation Data
Dr. Alexandra R. Berg is affiliated with 1 site of care and 1 medical group
Dr. Berg's primary practice is CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance. The medical group on file is Cambridge Health Alliance. Dr. Berg's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alexandra R. Berg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Berg practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CHA Cambridge Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alexandra R. Berg is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Berg's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Berg is board certified in internal medicine by the American Board of Internal Medicine. Dr. Berg is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Berg
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. Alexandra R. Berg billed Medicare for 140 services in 2024
CMS data shows 140 Medicare services from Dr. Berg across 4 procedure codes in 2024, for 63 Medicare patients. Medicare paid $6,031 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Berg's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 822024: 899%
- Other services
- 2023: 02024: 51
Dr. Berg compared with the Massachusetts median for internists, 2024
- Dr. Berg
- Massachusetts median
- Medicare services
- 140vs 43168% below
- Medicare patients
- 63vs 19468% below
- Part D claims
- 983vs 4022.4 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Berg'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. Alexandra R. Berg treated 63 Medicare patients in 2024, average age 70
CMS counts 63 Medicare patients who saw Dr. Berg in 2024. The largest group is 65 to 74, with 33 patients. 67% of them have high blood pressure, and 57% have high cholesterol. 59% are also on Medicaid. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Berg's median patient age at 44, with 53% women.
Dr. Berg's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Berg's Medicare patients by sex, 2024
- Women3657%
- Men2743%
Chronic conditions among Dr. Berg's Medicare patients, 2024
- High blood pressure67%
- High cholesterol57%
- Arthritis40%
- Diabetes40%
- Mood disorders37%
- Depression32%
- Anxiety29%
- Ischemic heart disease25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Berg's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 44
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alexandra R. Berg wrote 1,452 Medicare Part D claims in 2024
In 2024, Dr. Berg wrote 1,452 Medicare Part D claims for 183 patients. 74% of them were for generic drugs. CMS names the drug for 983 of them, across 34 drugs with 11 or more claims each, at $178,603 in total drug cost. In 2023, CMS named 690 claims across 26 drugs.
Dr. Berg's Part D claims by kind of drug, 2024
- Generic1,076 claims74%
- Brand-name350 claims24%
- Other26 claims2%
Dr. Berg'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. Berg's Part D claims, 2024
- Opioids2%31 of 1,452 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: 6902024: 98342%
Drugs named by CMS: 34 in 2024, 26 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. Alexandra R. Berg offers telehealth to Medicare patients
Dr. Berg accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Berg as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Alexandra R. Berg graduated from University of Maryland School of Medicine
Dr. Berg graduated from University of Maryland School of Medicine in 2019.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Alexandra R. Berg'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. Alexandra R. Berg
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. Alexandra R. Berg's NPI number?
Dr. Alexandra R. Berg's NPI number is 1144789967. It was assigned on March 19, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexandra R. Berg?
Dr. Alexandra R. Berg is an internist in Cambridge, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Alexandra R. Berg practice?
Dr. Berg practices at 1493 Cambridge Street, Cambridge, MA 02139. Dr. Berg's primary practice is CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance.
What is Dr. Alexandra R. Berg's office phone number?
The practice phone on file for Dr. Berg is (617) 665-1000.
What is Dr. Alexandra R. Berg's medical license number?
Dr. Berg holds Massachusetts license 294961.
Which hospitals is Dr. Alexandra R. Berg affiliated with?
Dr. Berg practices at CHA Cambridge Hospital in Cambridge, Massachusetts.
What medical group is Dr. Alexandra R. Berg part of?
Dr. Berg is linked to Cambridge Health Alliance.
Does Dr. Alexandra R. Berg accept Medicare?
Yes. CMS data shows Dr. Berg billed Medicare for 140 services in 2024, and Dr. Berg accepts Medicare assignment.
Does Dr. Alexandra R. Berg offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Berg as offering telehealth services.
How many Medicare patients does Dr. Alexandra R. Berg see?
CMS counts 63 Medicare patients who saw Dr. Berg in 2024, with an average age of 70.
Show 5 more questionsShow fewer questions
Is Dr. Alexandra R. Berg board certified?
Yes. Dr. Berg is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Alexandra R. Berg bill to Medicare?
In 2024, Dr. Berg's most billed Medicare services were medicare service (G2211), office visit, established patient (99215) and office visit, established patient (99214).
Where did Dr. Alexandra R. Berg go to medical school?
Dr. Berg graduated from University of Maryland School of Medicine in 2019.
What drugs does Dr. Alexandra R. Berg prescribe most?
In 2024 Medicare Part D data, Dr. Berg's most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Amlodipine Besylate.
How long has Dr. Alexandra R. Berg been practicing?
Dr. Berg graduated from medical school in 2019, 7 years ago.
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