Dr. William J. Chernack, MD
- Medicare services, 2023
- 6,304
- Part D claims, 2024
- 101
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 28 Franklin Pl, Morristown, NJ 07960-5378
- Practice phone
- Call (973) 538-7271
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
William Chernack MD
Physician office · Morristown, New Jersey
Find Dr. Chernack'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. William J. Chernack is an allergy physician in Morristown, New Jersey
Dr. Chernack practices at William Chernack MD in Morristown, New Jersey.
Dr. Chernack's NPI, 1013941012, was assigned on July 10, 2006. Dr. Chernack graduated from New York Medical College in 1966. Dr. Chernack holds New Jersey license 25MA03168500.
- NPI
- 1013941012NPI Registry (opens in a new tab)
- NPI enumeration date
- July 10, 2006
- NPI status
- Active
- Practice phone
- (973) 538-7271
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 86
- Medical school graduation
- 1966
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. William J. Chernack practices at William Chernack MD in Morristown, New Jersey
Dr. Chernack's primary practice is William Chernack MD, at 28 Franklin Pl, Morristown, NJ 07960-5378. The practice phone is (973) 538-7271.
- William Chernack MD28 Franklin Pl, Morristown, NJ 07960-5378Phone(973) 538-7271
Source: Dmand AI Affiliation Data
Dr. William J. Chernack is affiliated with 1 site of care
Dr. Chernack's primary practice is William Chernack MD in Morristown, New Jersey.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William J. Chernack's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chernack practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| William Chernack MD | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William J. Chernack is one of 38 allergy physicians in New Jersey
Allergy is Dr. Chernack's primary specialty in the NPI Registry, under taxonomy code 207KA0200X. Dr. Chernack is licensed in New Jersey.
Specialties and state licenses
- Allergy, New JerseyPrimary
Allergy physicians near Dr. Chernack
Counts of allergy 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. William J. Chernack billed Medicare for 6,304 services in 2023
CMS data shows 6,304 Medicare services from Dr. Chernack across 5 procedure codes in 2023. Medicare paid $87,168 for them. Every service was in an office.
Dr. Chernack's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Tests and treatments
- 2022: 4,4242023: 6,18440%
- Office and hospital visits
- 2022: 1202023: 120No change
Dr. Chernack compared with the New Jersey median for allergy physicians, 2023
- Dr. Chernack
- New Jersey median
- Medicare services
- 6,304vs 2,4502.6 times
- Part D claims
- 26vs 30291% below
Medians across 38 allergy physicians in New Jersey with Dmand AI profiles that report each measure.
Dr. Chernack's most billed Medicare procedure codes, 2023
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. Chernack and other allergy physicians in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William J. Chernack's patients have a median age of 24
Across all payers, Dmand AI patient panel data puts Dr. Chernack's median patient age at 24, with 60% women.
Dr. Chernack's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 24
Patient panel by sex, all payers
- Women60%
- Men20%
Source: Dmand AI Patient Panel Data
Dr. William J. Chernack wrote 101 Medicare Part D claims in 2024
In 2024, Dr. Chernack wrote 101 Medicare Part D claims for 30 patients. 83% of them were for generic drugs. CMS names the drug for 26 of them, across 1 drug with 11 or more claims each, at $571 in total drug cost. In 2023, CMS named 275 claims across 7 drugs.
Dr. Chernack's Part D claims by kind of drug, 2024
- Generic84 claims83%
- Brand-name17 claims17%
Dr. Chernack'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2752024: 2691%
Drugs named by CMS: 1 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
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Dr. William J. Chernack graduated from New York Medical College
Dr. Chernack graduated from New York Medical College in 1966.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William J. Chernack'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 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 Data |
| 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) |
| 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. William J. Chernack
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. William J. Chernack's NPI number?
Dr. William J. Chernack's NPI number is 1013941012. It was assigned on July 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William J. Chernack?
Dr. William J. Chernack is an allergy physician in Morristown, New Jersey. The primary specialty in the NPI Registry is Allergy Physician (taxonomy code 207KA0200X).
Where does Dr. William J. Chernack practice?
Dr. Chernack practices at 28 Franklin Pl, Morristown, NJ 07960-5378. Dr. Chernack's primary practice is William Chernack MD in Morristown, New Jersey.
What is Dr. William J. Chernack's office phone number?
The practice phone on file for Dr. Chernack is (973) 538-7271.
What is Dr. William J. Chernack's medical license number?
Dr. Chernack holds New Jersey license 25MA03168500.
Does Dr. William J. Chernack accept Medicare?
Yes. CMS data shows Dr. Chernack billed Medicare for 6,304 services in 2023.
What services does Dr. William J. Chernack bill to Medicare?
In 2023, Dr. Chernack's most billed Medicare services were allergy test or treatment (95165), allergy test or treatment (95117) and office visit, established patient (99213).
Where did Dr. William J. Chernack go to medical school?
Dr. Chernack graduated from New York Medical College in 1966.
What drugs does Dr. William J. Chernack prescribe most?
In 2024 Medicare Part D data, Dr. Chernack's most prescribed drugs by claims were Montelukast Sodium.
How long has Dr. William J. Chernack been practicing?
Dr. Chernack graduated from medical school in 1966, 60 years ago.
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