Dr. Elyssa A. Pellish, MD

  • Worcester, MA
  • Emergency medicine physician
NPI1407830201PAC ID4183656168
Medicare services, 2024
9,454
Medicare patients, 2024
297
Part D claims, 2024
274
Hospital affiliations
3
Medical groups
3
Practice address
5 Neponset Street, Worcester, MA 01606
Practice phone
Call (508) 853-2716
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Reliant Medical Group - Worcester - Neponset Street

Mammography / Breast Imaging Center · Worcester, Massachusetts

See all 7 affiliations

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Dr. Elyssa A. Pellish is an emergency medicine physician in Worcester, Massachusetts

Dr. Pellish practices at Reliant Medical Group - Worcester - Neponset Street in Worcester, Massachusetts.

Dr. Pellish's NPI, 1407830201, was assigned on December 5, 2005. Dr. Pellish graduated from University of Massachusetts Medical School in 2001. Dr. Pellish holds Massachusetts license 234790.

NPI and contact details
Medicare PAC ID
4183656168
NPI enumeration date
December 5, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(508) 853-2716
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
51
Medical school graduation
2001

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

Dr. Elyssa A. Pellish practices at Reliant Medical Group - Worcester - Neponset Street in Worcester, Massachusetts

Dr. Pellish's primary practice is Reliant Medical Group - Worcester - Neponset Street, at 5 Neponset Street, Worcester, MA 01606. The practice phone is (508) 853-2716.

  • Reliant Medical Group - Worcester - Neponset Street
    5 Neponset Street, Worcester, MA 01606Phone(508) 853-2716

Source: Dmand AI Affiliation Data

Dr. Elyssa A. Pellish is affiliated with 4 sites of care and 3 medical groups

Dr. Pellish's primary practice is Reliant Medical Group - Worcester - Neponset Street in Worcester, Massachusetts. Dr. Pellish is also affiliated with UMass Memorial Medical Center - University Campus. The medical group on file is Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP). Dmand AI also links Dr. Pellish to 2 more hospitals and 2 medical groups, each named with a free account. Dr. Pellish's employer is on file too: a breast imaging center.

See all 7 affiliations for Dr. Pellish

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

Dmand AI tracks the EHR system at Dr. Elyssa A. Pellish's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pellish practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Reliant Medical Group - Worcester - Neponset StreetAvailable with a free account
+3 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Elyssa A. Pellish is one of 1,483 emergency medicine physicians in Massachusetts

Emergency medicine is Dr. Pellish's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Pellish is licensed in Massachusetts.

Specialties and state licenses

  • Emergency medicine, MassachusettsPrimaryLicense 234790 · taxonomy 207P00000X

Emergency medicine physicians near Dr. Pellish

Counts of emergency medicine physicians 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. Elyssa A. Pellish billed Medicare for 9,454 services in 2024

CMS data shows 9,454 Medicare services from Dr. Pellish across 11 procedure codes in 2024, for 297 Medicare patients. Medicare paid $30,169 for them. Every service was in an office.

Medicare services, 20249,454
Medicare patients297
Paid by Medicare$30,169
Procedure codes11

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

  • 2023
  • 2024
Drugs given in the office
2023: 1052024: 9,0548523%
Office and hospital visits
2023: 2702024: 270No change
Tests and treatments
2023: 812024: 6717%
Lab and pathology
2023: 742024: 6315%

Dr. Pellish compared with the Massachusetts median for emergency medicine physicians, 2024

  • Dr. Pellish
  • Massachusetts median
Medicare services
9,454vs 34127.7 times
Medicare patients
297vs 33712% below
Part D claims
99vs 362.8 times

Medians across 1,477 emergency medicine physicians in Massachusetts with Dmand AI profiles that report each measure.

Dr. Pellish'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. Pellish

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

Dr. Elyssa A. Pellish treated 297 Medicare patients in 2024, average age 72

CMS counts 297 Medicare patients who saw Dr. Pellish in 2024. The largest group is 65 to 74, with 120 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 32% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Pellish's median patient age at 49, with 66% women.

Medicare patients, 2024297
Average age72
Average risk score1.41
Also on Medicaid32%

Dr. Pellish's Medicare patients by age, 2024

Dr. Pellish's Medicare patients by sex, 2024

  • Women20168%
  • Men9632%

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

  1. High cholesterol75%
  2. High blood pressure71%
  3. Arthritis49%
  4. Anxiety37%
  5. Mood disorders32%
  6. Chronic kidney disease29%
  7. Depression28%
  8. Diabetes28%

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

Dr. Pellish's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 49

Patient panel by sex, all payers

  • Women66%
  • Men33%

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

Dr. Elyssa A. Pellish wrote 274 Medicare Part D claims in 2024

In 2024, Dr. Pellish wrote 274 Medicare Part D claims for 215 patients. 88% of them were for generic drugs. CMS names the drug for 99 of them, across 5 drugs with 11 or more claims each, at $980 in total drug cost. In 2023, CMS named 155 claims across 7 drugs.

Part D claims, 2024274
Drugs named by CMS5
Total drug cost$980
Part D patients215

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

  • Generic241 claims88%
  • Brand-name33 claims12%

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

  • Antibiotics39%106 of 274 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: 1552024: 9936%

Drugs named by CMS: 5 in 2024, 7 in 2023.

See all prescribing by Dr. Pellish

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

How Dr. Elyssa A. Pellish takes part in Medicare

Dr. Pellish accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Elyssa A. Pellish graduated from University of Massachusetts Medical School

Dr. Pellish graduated from University of Massachusetts Medical School in 2001.

  1. Medical schoolUniversity of Massachusetts Medical School

Source: Dmand AI Professional Profile Data

Sources for Dr. Elyssa A. Pellish'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)
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. Elyssa A. Pellish

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. Elyssa A. Pellish's NPI number?

Dr. Elyssa A. Pellish's NPI number is 1407830201. It was assigned on December 5, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Elyssa A. Pellish?

Dr. Elyssa A. Pellish is an emergency medicine physician in Worcester, Massachusetts. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Elyssa A. Pellish practice?

Dr. Pellish practices at 5 Neponset Street, Worcester, MA 01606. Dr. Pellish's primary practice is Reliant Medical Group - Worcester - Neponset Street in Worcester, Massachusetts. Dmand AI also links Dr. Pellish to 2 hospitals and 2 medical groups.

What is Dr. Elyssa A. Pellish's office phone number?

The practice phone on file for Dr. Pellish is (508) 853-2716.

What is Dr. Elyssa A. Pellish's medical license number?

Dr. Pellish holds Massachusetts license 234790.

Which hospitals is Dr. Elyssa A. Pellish affiliated with?

Dr. Pellish is affiliated with UMass Memorial Medical Center - University Campus. Dmand AI links Dr. Pellish to 2 more hospitals.

What medical group is Dr. Elyssa A. Pellish part of?

Dr. Pellish is linked to Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP). Dmand AI links Dr. Pellish to 2 more medical groups.

Does Dr. Elyssa A. Pellish accept Medicare?

Yes. CMS data shows Dr. Pellish billed Medicare for 9,454 services in 2024, and Dr. Pellish accepts Medicare assignment.

How many Medicare patients does Dr. Elyssa A. Pellish see?

CMS counts 297 Medicare patients who saw Dr. Pellish in 2024, with an average age of 72.

What services does Dr. Elyssa A. Pellish bill to Medicare?

In 2024, Dr. Pellish's most billed Medicare services were injected or infused drug (J0878), injected or infused drug (J0696) and office visit, established patient (99213).

Show 3 more questionsShow fewer questions

Where did Dr. Elyssa A. Pellish go to medical school?

Dr. Pellish graduated from University of Massachusetts Medical School in 2001.

What drugs does Dr. Elyssa A. Pellish prescribe most?

In 2024 Medicare Part D data, Dr. Pellish's most prescribed drugs by claims were Prednisone, Doxycycline Monohydrate and Albuterol Sulfate Hfa.

How long has Dr. Elyssa A. Pellish been practicing?

Dr. Pellish graduated from medical school in 2001, 25 years ago.

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