Dr. Zachary A. Zanfes, DO
- Medicare services, 2024
- 914
- Medicare patients, 2024
- 334
- Part D claims, 2024
- 3,079
- Hospital affiliations
- 4
- Industry payments
- $153
- Practice address
- 27 Park Street, Hyannis, MA 02601
- Practice phone
- Call (508) 771-1800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zanfes' professional email, personal email and mobile number
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Dr. Zachary A. Zanfes is an internist in Hyannis, Massachusetts
Dr. Zanfes practices at Cape Cod Hospital in Hyannis, Massachusetts, part of Cape Cod Healthcare.
Dr. Zanfes' NPI, 1760829030, was assigned on May 28, 2013. Dr. Zanfes graduated from Lincoln Mem Univ, Debusk Col of Osteopathic Med in 2013. Dr. Zanfes holds Massachusetts license 287356.
- NPI
- 1760829030NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123377538
- NPI enumeration date
- May 28, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (508) 771-1800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Zachary A. Zanfes practices at Cape Cod Hospital in Hyannis, Massachusetts
Dr. Zanfes' primary practice is Cape Cod Hospital, at 27 Park Street, Hyannis, MA 02601 in Barnstable County. The practice phone is (508) 771-1800.
- Cape Cod Hospital27 Park Street, Hyannis, MA 02601 · Barnstable CountyPhone(508) 771-1800
Source: Dmand AI Affiliation Data
Dr. Zachary A. Zanfes is affiliated with 9 sites of care and 3 medical groups
Dr. Zanfes' primary practice is Cape Cod Hospital in Hyannis, Massachusetts, part of Cape Cod Healthcare. Dr. Zanfes is also affiliated with Charlton Memorial Hospital. The medical group on file is Southcoast Health. Dmand AI also links Dr. Zanfes to 2 more hospitals, 2 group practices and clinics, 2 home health agencies, 2 medical groups and 1 skilled nursing facility, 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. Zachary A. Zanfes' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zanfes practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cape Cod Hospital | Available with a free account |
| +8 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 Cape Cod Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Zachary A. Zanfes is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Zanfes' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Zanfes is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Zanfes
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. Zachary A. Zanfes billed Medicare for 914 services in 2024
CMS data shows 914 Medicare services from Dr. Zanfes across 18 procedure codes in 2024, for 334 Medicare patients. Medicare paid $81,039 for them.
Dr. Zanfes' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9432024: 62534%
- Other services
- 2023: 2282024: 25010%
- Tests and treatments
- 2023: 02024: 39
- Surgery
- 2023: 122024: 0100%
Where Dr. Zanfes' Medicare services took place, 2024
- In an office77485%
- In a facility14015%
Dr. Zanfes compared with the Massachusetts median for internists, 2024
- Dr. Zanfes
- Massachusetts median
- Medicare services
- 914vs 4312.1 times
- Medicare patients
- 334vs 19472% above
- Part D claims
- 2,458vs 4026.1 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Zanfes' 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. Zachary A. Zanfes treated 334 Medicare patients in 2024, average age 75
CMS counts 334 Medicare patients who saw Dr. Zanfes in 2024. The largest group is 65 to 74, with 126 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 28% are also on Medicaid. Their average risk score is 1.33, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Zanfes' median patient age at 62, with 55% women.
Dr. Zanfes' Medicare patients by age, 2024
Dr. Zanfes' Medicare patients by sex, 2024
- Women18856%
- Men14644%
Chronic conditions among Dr. Zanfes' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis45%
- Anxiety35%
- Mood disorders32%
- Depression29%
- Chronic kidney disease28%
- Diabetes27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zanfes' 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
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Zachary A. Zanfes wrote 3,079 Medicare Part D claims in 2024
In 2024, Dr. Zanfes wrote 3,079 Medicare Part D claims for 515 patients. 90% of them were for generic drugs. CMS names the drug for 2,458 of them, across 60 drugs with 11 or more claims each, at $112,514 in total drug cost. In 2023, CMS named 4,666 claims across 87 drugs.
Dr. Zanfes' Part D claims by kind of drug, 2024
- Generic2,757 claims90%
- Brand-name302 claims10%
- Other20 claims1%
Dr. Zanfes' 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. Zanfes' Part D claims, 2024
- Opioids1%24 of 3,079 claims
- Antibiotics2%51 of 3,079 claims
- Antipsychotics, patients 65 and over2%54 of 3,079 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: 4,6662024: 2,45847%
Drugs named by CMS: 60 in 2024, 87 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. Zachary A. Zanfes offers telehealth to Medicare patients
Dr. Zanfes accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Zanfes as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Zachary A. Zanfes received $153 in industry payments from 2019 to 2023
CMS Open Payments shows 4 general payments to Dr. Zanfes from 3 drug and device companies from 2019 to 2023. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $117.
General payments to Dr. Zanfes by program year, 2019 to 2023
Companies that paid Dr. Zanfes the most, 2019 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Zachary A. Zanfes graduated from Lincoln Mem Univ, Debusk Col of Osteopathic Med
Dr. Zanfes graduated from Lincoln Mem Univ, Debusk Col of Osteopathic Med in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Zachary A. Zanfes'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) |
| 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. Zachary A. Zanfes
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. Zachary A. Zanfes' NPI number?
Dr. Zachary A. Zanfes' NPI number is 1760829030. It was assigned on May 28, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Zachary A. Zanfes?
Dr. Zachary A. Zanfes is an internist in Hyannis, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Zachary A. Zanfes practice?
Dr. Zanfes practices at 27 Park Street, Hyannis, MA 02601. Dr. Zanfes' primary practice is Cape Cod Hospital in Hyannis, Massachusetts, part of Cape Cod Healthcare. Dmand AI also links Dr. Zanfes to 2 hospitals, 2 group practices and clinics, 2 home health agencies, 2 medical groups and 1 skilled nursing facility.
What is Dr. Zachary A. Zanfes' office phone number?
The practice phone on file for Dr. Zanfes is (508) 771-1800.
What is Dr. Zachary A. Zanfes' medical license number?
Dr. Zanfes holds Massachusetts license 287356.
Which hospitals is Dr. Zachary A. Zanfes affiliated with?
Dr. Zanfes practices at Cape Cod Hospital in Hyannis, Massachusetts. Dr. Zanfes is also affiliated with Charlton Memorial Hospital. Dmand AI links Dr. Zanfes to 2 more hospitals.
What medical group is Dr. Zachary A. Zanfes part of?
Dr. Zanfes is linked to Southcoast Health. Dmand AI links Dr. Zanfes to 2 more medical groups.
Does Dr. Zachary A. Zanfes accept Medicare?
Yes. CMS data shows Dr. Zanfes billed Medicare for 914 services in 2024, and Dr. Zanfes accepts Medicare assignment.
Does Dr. Zachary A. Zanfes offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Zanfes as offering telehealth services.
How many Medicare patients does Dr. Zachary A. Zanfes see?
CMS counts 334 Medicare patients who saw Dr. Zanfes in 2024, with an average age of 75.
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What services does Dr. Zachary A. Zanfes bill to Medicare?
In 2024, Dr. Zanfes' most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and medicare service (G2211).
Where did Dr. Zachary A. Zanfes go to medical school?
Dr. Zanfes graduated from Lincoln Mem Univ, Debusk Col of Osteopathic Med in 2013.
What drugs does Dr. Zachary A. Zanfes prescribe most?
In 2024 Medicare Part D data, Dr. Zanfes' most prescribed drugs by claims were Amlodipine Besylate, Lisinopril and Atorvastatin Calcium.
Has Dr. Zachary A. Zanfes received payments from drug or device companies?
CMS Open Payments shows $153 in general payments to Dr. Zanfes from 3 companies from 2019 to 2023. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Zachary A. Zanfes been practicing?
Dr. Zanfes graduated from medical school in 2013, 13 years ago.
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