Dr. Rachel E. Herschenfeld, MD
- Medicare services, 2024
- 1,191
- Medicare patients, 2024
- 296
- Part D claims, 2024
- 257
- Hospital affiliations
- 1
- Industry payments
- $3,296
- Practice address
- 65 Walnut St, Wellesley Hills, MA 02481
- Practice phone
- Call (781) 235-9089
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
William Mitchell Jr, LLC
Wellesley Hills, Massachusetts
Find Dr. Herschenfeld'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. Rachel E. Herschenfeld is a dermatologist in Wellesley Hills, Massachusetts
Dr. Herschenfeld practices at William Mitchell Jr, LLC in Wellesley Hills, Massachusetts.
Dr. Herschenfeld's NPI, 1548226772, was assigned on April 25, 2006. Dr. Herschenfeld graduated from Harvard Medical School in 1992. Dr. Herschenfeld holds Massachusetts license 79099.
- NPI
- 1548226772NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547351025
- NPI enumeration date
- April 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (781) 235-9089
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rachel E. Herschenfeld practices at William Mitchell Jr, LLC in Wellesley Hills, Massachusetts
Dr. Herschenfeld's primary practice is William Mitchell Jr, LLC, at 65 Walnut St, Wellesley Hills, MA 02481 in Norfolk County. The practice phone is (781) 235-9089.
- William Mitchell Jr, LLC65 Walnut St, Wellesley Hills, MA 02481 · Norfolk CountyPhone(781) 235-9089
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Rachel E. Herschenfeld is affiliated with 3 sites of care and 1 medical group
Dr. Herschenfeld's primary practice is William Mitchell Jr, LLC in Wellesley Hills, Massachusetts. Dr. Herschenfeld is also affiliated with Newton-Wellesley Hospital. The medical group on file is Dermatology Partners. Dmand AI also links Dr. Herschenfeld to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Rachel E. Herschenfeld's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Herschenfeld practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| William Mitchell Jr, LLC | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rachel E. Herschenfeld is one of 562 dermatologists in Massachusetts
Dermatology is Dr. Herschenfeld's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Herschenfeld is licensed in Massachusetts.
Specialties and state licenses
- Dermatology, MassachusettsPrimary
Dermatologists near Dr. Herschenfeld
Counts of dermatologists 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. Rachel E. Herschenfeld billed Medicare for 1,191 services in 2024
CMS data shows 1,191 Medicare services from Dr. Herschenfeld across 10 procedure codes in 2024, for 296 Medicare patients. Medicare paid $58,615 for them. Every service was in an office.
Dr. Herschenfeld's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 7272024: 80511%
- Office and hospital visits
- 2023: 3352024: 38615%
Dr. Herschenfeld compared with the Massachusetts median for dermatologists, 2024
- Dr. Herschenfeld
- Massachusetts median
- Medicare services
- 1,191vs 1,61026% below
- Medicare patients
- 296vs 48939% below
- Part D claims
- 146vs 34758% below
Medians across 559 dermatologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Herschenfeld'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. Herschenfeld and other dermatologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rachel E. Herschenfeld treated 296 Medicare patients in 2024, average age 75
CMS counts 296 Medicare patients who saw Dr. Herschenfeld in 2024. The largest group is 65 to 74, with 144 patients. 75% of them have high cholesterol, and 49% have high blood pressure. Their average risk score is 0.73, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Herschenfeld's median patient age at 66, with 76% women.
Dr. Herschenfeld's Medicare patients by age, 2024
Dr. Herschenfeld's Medicare patients by sex, 2024
- Women23178%
- Men6522%
Chronic conditions among Dr. Herschenfeld's Medicare patients, 2024
- High cholesterol75%
- High blood pressure49%
- Arthritis46%
- Osteoporosis31%
- Anxiety27%
- Cancer21%
- Mood disorders18%
- Depression16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Herschenfeld's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women76%
- Men23%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rachel E. Herschenfeld wrote 257 Medicare Part D claims in 2024
In 2024, Dr. Herschenfeld wrote 257 Medicare Part D claims for 117 patients. 87% of them were for generic drugs. CMS names the drug for 146 of them, across 7 drugs with 11 or more claims each, at $4,478 in total drug cost. In 2023, CMS named 159 claims across 7 drugs.
Dr. Herschenfeld's Part D claims by kind of drug, 2024
- Generic223 claims87%
- Brand-name34 claims13%
Dr. Herschenfeld'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. Herschenfeld's Part D claims, 2024
- Antibiotics6%16 of 257 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: 1592024: 1468%
Drugs named by CMS: 7 in 2024, 7 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. Rachel E. Herschenfeld ranks in the 83rd percentile for skin biopsy in Medicare
Dr. Herschenfeld accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 175 procedures of skin biopsy by Dr. Herschenfeld, more than 83% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Herschenfeld ranks in Medicare procedure volume
- Removal of skin lesions
- 82nd percentile320 procedures
- Skin biopsy
- 83rd percentile175 procedures
- Melanoma (skin cancer) excision
- 79th percentile28 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Rachel E. Herschenfeld received $3,296 in industry payments from 2016 to 2025
CMS Open Payments shows 110 general payments to Dr. Herschenfeld from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Revance Therapeutics, Inc. paid the most, $544.
General payments to Dr. Herschenfeld by program year, 2016 to 2025
Companies that paid Dr. Herschenfeld 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. Rachel E. Herschenfeld graduated from Harvard Medical School
Dr. Herschenfeld graduated from Harvard Medical School in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Rachel E. Herschenfeld'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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. Rachel E. Herschenfeld
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. Rachel E. Herschenfeld's NPI number?
Dr. Rachel E. Herschenfeld's NPI number is 1548226772. It was assigned on April 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Rachel E. Herschenfeld?
Dr. Rachel E. Herschenfeld is a dermatologist in Wellesley Hills, Massachusetts. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Rachel E. Herschenfeld practice?
Dr. Herschenfeld practices at 65 Walnut St, Wellesley Hills, MA 02481. Dr. Herschenfeld's primary practice is William Mitchell Jr, LLC in Wellesley Hills, Massachusetts. Dmand AI also links Dr. Herschenfeld to 1 group practice or clinic.
What is Dr. Rachel E. Herschenfeld's office phone number?
The practice phone on file for Dr. Herschenfeld is (781) 235-9089.
What is Dr. Rachel E. Herschenfeld's medical license number?
Dr. Herschenfeld holds Massachusetts license 79099.
Which hospitals is Dr. Rachel E. Herschenfeld affiliated with?
Dr. Herschenfeld is affiliated with Newton-Wellesley Hospital.
What medical group is Dr. Rachel E. Herschenfeld part of?
Dr. Herschenfeld is linked to Dermatology Partners.
Does Dr. Rachel E. Herschenfeld accept Medicare?
Yes. CMS data shows Dr. Herschenfeld billed Medicare for 1,191 services in 2024, and Dr. Herschenfeld accepts Medicare assignment.
How many Medicare patients does Dr. Rachel E. Herschenfeld see?
CMS counts 296 Medicare patients who saw Dr. Herschenfeld in 2024, with an average age of 75.
What services does Dr. Rachel E. Herschenfeld bill to Medicare?
In 2024, Dr. Herschenfeld's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).
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Where did Dr. Rachel E. Herschenfeld go to medical school?
Dr. Herschenfeld graduated from Harvard Medical School in 1992.
What drugs does Dr. Rachel E. Herschenfeld prescribe most?
In 2024 Medicare Part D data, Dr. Herschenfeld's most prescribed drugs by claims were Valacyclovir, Ketoconazole and Fluorouracil.
Has Dr. Rachel E. Herschenfeld received payments from drug or device companies?
CMS Open Payments shows $3,296 in general payments to Dr. Herschenfeld from 20 companies from 2016 to 2025. The largest total came from Revance Therapeutics, Inc.
How long has Dr. Rachel E. Herschenfeld been practicing?
Dr. Herschenfeld graduated from medical school in 1992, 34 years ago.
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