Dr. Melissa Robbins Mahr, MD

  • Milford, MA
  • Internist
NPI1164441705PAC ID6709845845
Medicare services, 2024
607
Medicare patients, 2024
167
Part D claims, 2024
3,127
Hospital affiliations
4
Industry payments
$72
Practice address
14 Prospect Street, Milford, MA 01757
Practice phone
Call (508) 473-1190
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

See all 11 affiliations

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Dr. Melissa Robbins Mahr is an internist in Milford, Massachusetts

Dr. Mahr practices at UMass Memorial Health - Milford Regional Medical Center in Milford, Massachusetts, part of UMass Memorial Health Care.

Dr. Mahr's NPI, 1164441705, was assigned on July 18, 2006. Dr. Mahr graduated from Tufts University School of Medicine in 1996. Dr. Mahr holds Massachusetts license 205104.

NPI and contact details
Medicare PAC ID
6709845845
NPI enumeration date
July 18, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(508) 473-1190
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
56
Medical school graduation
1996

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Melissa Robbins Mahr practices at UMass Memorial Health - Milford Regional Medical Center in Milford, Massachusetts

Dr. Mahr's primary practice is UMass Memorial Health - Milford Regional Medical Center, at 14 Prospect Street, Milford, MA 01757 in Worcester County. The practice phone is (508) 473-1190.

Source: Dmand AI Affiliation Data

Dr. Melissa Robbins Mahr is affiliated with 9 sites of care and 2 medical groups

Dr. Mahr's primary practice is UMass Memorial Health - Milford Regional Medical Center in Milford, Massachusetts, part of UMass Memorial Health Care. Dr. Mahr is also affiliated with UMass Memorial Medical Center - University Campus. The medical group on file is UMass Memorial Medical Group. Dmand AI also links Dr. Mahr to 2 more hospitals, 2 group practices and clinics, 2 home health agencies, 1 imaging center and 1 medical group, each named with a free account.

See all 11 affiliations for Dr. Mahr

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Melissa Robbins Mahr's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mahr practices, 9 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UMass Memorial Health - Milford Regional Medical CenterAvailable with a free account
+8 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Melissa Robbins Mahr is one of 5,528 internists in Massachusetts

Internal medicine is Dr. Mahr's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Mahr is licensed in Massachusetts.

Specialties and state licenses

  • Internal medicine, MassachusettsPrimaryLicense 205104 · taxonomy 207R00000X

Internists near Dr. Mahr

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. Melissa Robbins Mahr billed Medicare for 607 services in 2024

CMS data shows 607 Medicare services from Dr. Mahr across 12 procedure codes in 2024, for 167 Medicare patients. Medicare paid $60,184 for them. Every service was in an office.

Medicare services, 2024607
Medicare patients167
Paid by Medicare$60,184
Procedure codes12

Dr. Mahr's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3212024: 37417%
Other services
2023: 1142024: 15738%
Tests and treatments
2023: 472024: 5313%
Lab and pathology
2023: 152024: 2353%

Dr. Mahr compared with the Massachusetts median for internists, 2024

  • Dr. Mahr
  • Massachusetts median
Medicare services
607vs 43141% above
Medicare patients
167vs 19414% below
Part D claims
2,679vs 4026.7 times

Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.

Dr. Mahr'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.

See all procedures by Dr. Mahr

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Melissa Robbins Mahr treated 167 Medicare patients in 2024, average age 73

CMS counts 167 Medicare patients who saw Dr. Mahr in 2024. The largest group is 65 to 74, with 81 patients. 69% of them have high blood pressure, and 59% have high cholesterol. 17% are also on Medicaid. Their average risk score is 0.94, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Mahr's median patient age at 62, with 79% women.

Medicare patients, 2024167
Average age73
Average risk score0.94
Also on Medicaid17%

Dr. Mahr's Medicare patients by age, 2024

Dr. Mahr's Medicare patients by sex, 2024

  • Women12776%
  • Men4024%

Chronic conditions among Dr. Mahr's Medicare patients, 2024

  1. High blood pressure69%
  2. High cholesterol59%
  3. Arthritis41%
  4. Diabetes23%
  5. Osteoporosis20%
  6. Chronic kidney disease19%
  7. Mood disorders17%
  8. Atrial fibrillation16%

Share of Medicare patients with each condition. A patient can have several.

Dr. Mahr'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

  • Women79%
  • Men21%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Melissa Robbins Mahr wrote 3,127 Medicare Part D claims in 2024

In 2024, Dr. Mahr wrote 3,127 Medicare Part D claims for 320 patients. 91% of them were for generic drugs. CMS names the drug for 2,679 of them, across 64 drugs with 11 or more claims each, at $126,871 in total drug cost. In 2023, CMS named 2,286 claims across 58 drugs.

Part D claims, 20243,127
Drugs named by CMS64
Total drug cost$126,871
Part D patients320

Dr. Mahr's Part D claims by kind of drug, 2024

  • Generic2,832 claims91%
  • Brand-name283 claims9%
  • Other12 claims0%

Dr. Mahr'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. Mahr's Part D claims, 2024

  • Opioids3%87 of 3,127 claims
  • Antibiotics2%47 of 3,127 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: 2,2862024: 2,67917%

Drugs named by CMS: 64 in 2024, 58 in 2023.

See all prescribing by Dr. Mahr

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. Melissa Robbins Mahr offers telehealth to Medicare patients

Dr. Mahr accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mahr as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Melissa Robbins Mahr received $72 in industry payments in 2024

CMS Open Payments shows 1 general payment to Dr. Mahr from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Inspire Medical Systems, Inc. paid the most, $72.

Companies that paid Dr. Mahr the most, 2024 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Mahr

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Melissa Robbins Mahr graduated from Tufts University School of Medicine

Dr. Mahr graduated from Tufts University School of Medicine in 1996.

  1. Medical schoolTufts University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Melissa Robbins Mahr's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Melissa Robbins Mahr

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. Melissa Robbins Mahr's NPI number?

Dr. Melissa Robbins Mahr's NPI number is 1164441705. It was assigned on July 18, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Melissa Robbins Mahr?

Dr. Melissa Robbins Mahr is an internist in Milford, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Melissa Robbins Mahr practice?

Dr. Mahr practices at 14 Prospect Street, Milford, MA 01757. Dr. Mahr's primary practice is UMass Memorial Health - Milford Regional Medical Center in Milford, Massachusetts, part of UMass Memorial Health Care. Dmand AI also links Dr. Mahr to 2 hospitals, 2 group practices and clinics, 2 home health agencies, 1 imaging center and 1 medical group.

What is Dr. Melissa Robbins Mahr's office phone number?

The practice phone on file for Dr. Mahr is (508) 473-1190.

What is Dr. Melissa Robbins Mahr's medical license number?

Dr. Mahr holds Massachusetts license 205104.

Which hospitals is Dr. Melissa Robbins Mahr affiliated with?

Dr. Mahr practices at UMass Memorial Health - Milford Regional Medical Center in Milford, Massachusetts. Dr. Mahr is also affiliated with UMass Memorial Medical Center - University Campus. Dmand AI links Dr. Mahr to 2 more hospitals.

What medical group is Dr. Melissa Robbins Mahr part of?

Dr. Mahr is linked to UMass Memorial Medical Group. Dmand AI links Dr. Mahr to 1 more medical group.

Does Dr. Melissa Robbins Mahr accept Medicare?

Yes. CMS data shows Dr. Mahr billed Medicare for 607 services in 2024, and Dr. Mahr accepts Medicare assignment.

Does Dr. Melissa Robbins Mahr offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Mahr as offering telehealth services.

How many Medicare patients does Dr. Melissa Robbins Mahr see?

CMS counts 167 Medicare patients who saw Dr. Mahr in 2024, with an average age of 73.

Show 5 more questionsShow fewer questions

What services does Dr. Melissa Robbins Mahr bill to Medicare?

In 2024, Dr. Mahr's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).

Where did Dr. Melissa Robbins Mahr go to medical school?

Dr. Mahr graduated from Tufts University School of Medicine in 1996.

What drugs does Dr. Melissa Robbins Mahr prescribe most?

In 2024 Medicare Part D data, Dr. Mahr's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Levothyroxine Sodium.

Has Dr. Melissa Robbins Mahr received payments from drug or device companies?

CMS Open Payments shows $72 in general payments to Dr. Mahr from 1 company from 2024 to 2024. The largest total came from Inspire Medical Systems, Inc.

How long has Dr. Melissa Robbins Mahr been practicing?

Dr. Mahr graduated from medical school in 1996, 30 years ago.

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