Dr. Daniel Hunter Ervin, DO
- Medicare services, 2024
- 382
- Medicare patients, 2024
- 281
- Part D claims, 2024
- 464
- MIPS score, 2024
- 100
- Hospital affiliations
- 3
- Practice address
- 242 Green Street, Gardner, MA 01440
- Practice phone
- Call (978) 632-3420
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ervin's professional email, personal email and mobile number
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Dr. Daniel Hunter Ervin is an otolaryngologist in Gardner, Massachusetts
Dr. Ervin practices at Heywood Hospital in Gardner, Massachusetts, part of Heywood Healthcare.
Dr. Ervin's NPI, 1376532275, was assigned on October 14, 2005. Dr. Ervin graduated from Ohio University, College of Osteopathic Medicine in 1990. Dr. Ervin holds Massachusetts license 80887.
- NPI
- 1376532275NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022026228
- NPI enumeration date
- October 14, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (978) 632-3420
- 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. Daniel Hunter Ervin practices at Heywood Hospital in Gardner, Massachusetts
Dr. Ervin's primary practice is Heywood Hospital, at 242 Green Street, Gardner, MA 01440 in Worcester County. The practice phone is (978) 632-3420.
- Heywood Hospital242 Green Street, Gardner, MA 01440 · Worcester CountyPhone(978) 632-3420
Source: Dmand AI Affiliation Data
Dr. Daniel Hunter Ervin is affiliated with 4 sites of care and 3 medical groups
Dr. Ervin's primary practice is Heywood Hospital in Gardner, Massachusetts, part of Heywood Healthcare. Dr. Ervin is also affiliated with UMass Memorial Health - HealthAlliance-Clinton Hospital. The medical group on file is Heywood Hospital. Dmand AI also links Dr. Ervin to 1 more hospital, 2 medical groups and 1 physician office, 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. Daniel Hunter Ervin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ervin practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Heywood Hospital | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Heywood Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Daniel Hunter Ervin is one of 308 otolaryngologists in Massachusetts
Otolaryngology is Dr. Ervin's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Ervin is licensed in Massachusetts.
Specialties and state licenses
- Otolaryngology, MassachusettsPrimary
Otolaryngologists near Dr. Ervin
Counts of otolaryngologists 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. Daniel Hunter Ervin billed Medicare for 382 services in 2024
CMS data shows 382 Medicare services from Dr. Ervin across 7 procedure codes in 2024, for 281 Medicare patients. Medicare paid $24,478 for them. Every service was in an office.
Dr. Ervin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6022024: 35741%
- Surgery
- 2023: 1082024: 2577%
- Other services
- 2023: 182024: 0100%
Dr. Ervin compared with the Massachusetts median for otolaryngologists, 2024
- Dr. Ervin
- Massachusetts median
- Medicare services
- 382vs 74449% below
- Medicare patients
- 281vs 36323% below
- Part D claims
- 356vs 894.0 times
Medians across 303 otolaryngologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Ervin'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. Ervin and other otolaryngologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel Hunter Ervin treated 281 Medicare patients in 2024, average age 71
CMS counts 281 Medicare patients who saw Dr. Ervin in 2024. The largest group is 65 to 74, with 111 patients. 71% of them have high cholesterol, and 62% have high blood pressure. 35% are also on Medicaid. Their average risk score is 1.20, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ervin's median patient age at 54, with 51% women.
Dr. Ervin's Medicare patients by age, 2024
Dr. Ervin's Medicare patients by sex, 2024
- Women14752%
- Men13448%
Chronic conditions among Dr. Ervin's Medicare patients, 2024
- High cholesterol71%
- High blood pressure62%
- Arthritis43%
- Anxiety30%
- Mood disorders27%
- Ischemic heart disease26%
- Diabetes24%
- Depression23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ervin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel Hunter Ervin wrote 464 Medicare Part D claims in 2024
In 2024, Dr. Ervin wrote 464 Medicare Part D claims for 205 patients. 93% of them were for generic drugs. CMS names the drug for 356 of them, across 15 drugs with 11 or more claims each, at $7,120 in total drug cost. In 2023, CMS named 291 claims across 12 drugs.
Dr. Ervin's Part D claims by kind of drug, 2024
- Generic431 claims93%
- Brand-name33 claims7%
Dr. Ervin'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. Ervin's Part D claims, 2024
- Opioids9%43 of 464 claims
- Antibiotics11%49 of 464 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: 2912024: 35622%
Drugs named by CMS: 15 in 2024, 12 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. Daniel Hunter Ervin scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Ervin for performance year 2024, reported through an alternative payment model (APM). Dr. Ervin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Ervin's MIPS scores, performance year 2024
- 100of 100Final score
- 83of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Daniel Hunter Ervin received $2,096 in industry payments from 2016 to 2025
CMS Open Payments shows 76 general payments to Dr. Ervin from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. GlaxoSmithKline, LLC. paid the most, $559.
General payments to Dr. Ervin by program year, 2016 to 2025
General payments to Dr. Ervin by kind, 2016 to 2025
- Food and beverage$2,06598%
- Consulting fees$171%
- Education$151%
Companies that paid Dr. Ervin 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. Daniel Hunter Ervin graduated from Ohio University, College of Osteopathic Medicine
Dr. Ervin graduated from Ohio University, College of Osteopathic Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Daniel Hunter Ervin'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)Clinician Public Reporting: Overall MIPS Performance (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. Daniel Hunter Ervin
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. Daniel Hunter Ervin's NPI number?
Dr. Daniel Hunter Ervin's NPI number is 1376532275. It was assigned on October 14, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel Hunter Ervin?
Dr. Daniel Hunter Ervin is an otolaryngologist in Gardner, Massachusetts. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Daniel Hunter Ervin practice?
Dr. Ervin practices at 242 Green Street, Gardner, MA 01440. Dr. Ervin's primary practice is Heywood Hospital in Gardner, Massachusetts, part of Heywood Healthcare. Dmand AI also links Dr. Ervin to 1 hospital, 2 medical groups and 1 physician office.
What is Dr. Daniel Hunter Ervin's office phone number?
The practice phone on file for Dr. Ervin is (978) 632-3420.
What is Dr. Daniel Hunter Ervin's medical license number?
Dr. Ervin holds Massachusetts license 80887.
Which hospitals is Dr. Daniel Hunter Ervin affiliated with?
Dr. Ervin practices at Heywood Hospital in Gardner, Massachusetts. Dr. Ervin is also affiliated with UMass Memorial Health - HealthAlliance-Clinton Hospital. Dmand AI links Dr. Ervin to 1 more hospital.
What medical group is Dr. Daniel Hunter Ervin part of?
Dr. Ervin is linked to Heywood Hospital. Dmand AI links Dr. Ervin to 2 more medical groups.
Does Dr. Daniel Hunter Ervin accept Medicare?
Yes. CMS data shows Dr. Ervin billed Medicare for 382 services in 2024, and Dr. Ervin accepts Medicare assignment.
What is Dr. Daniel Hunter Ervin's MIPS score?
Dr. Ervin's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Daniel Hunter Ervin see?
CMS counts 281 Medicare patients who saw Dr. Ervin in 2024, with an average age of 71.
Show 5 more questionsShow fewer questions
What services does Dr. Daniel Hunter Ervin bill to Medicare?
In 2024, Dr. Ervin's most billed Medicare services were office visit, established patient (99212), office visit, new patient (99203) and office visit, established patient (99213).
Where did Dr. Daniel Hunter Ervin go to medical school?
Dr. Ervin graduated from Ohio University, College of Osteopathic Medicine in 1990.
What drugs does Dr. Daniel Hunter Ervin prescribe most?
In 2024 Medicare Part D data, Dr. Ervin's most prescribed drugs by claims were Ipratropium Bromide, Omeprazole and Oxycodone HCl.
Has Dr. Daniel Hunter Ervin received payments from drug or device companies?
CMS Open Payments shows $2,096 in general payments to Dr. Ervin from 17 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Daniel Hunter Ervin been practicing?
Dr. Ervin graduated from medical school in 1990, 36 years ago.
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