Dr. Kenneth M. Fifer, MD
- Medicare services, 2024
- 256
- Medicare patients, 2024
- 114
- Part D claims, 2024
- 3,657
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- One Gustave L Levy Place, New York, NY 10029
- Practice phone
- Call (212) 241-7981
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Fifer's professional email, personal email and mobile number
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Dr. Kenneth M. Fifer is an internist in New York, New York
Dr. Fifer practices at The Mount Sinai Hospital in New York, New York, part of Mount Sinai Health System.
Dr. Fifer's NPI, 1134546195, was assigned on March 27, 2014. Dr. Fifer graduated from Tufts University School of Medicine in 2014. Dr. Fifer holds New York license 287122.
- NPI
- 1134546195NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163790015
- NPI enumeration date
- March 27, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (212) 241-7981
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kenneth M. Fifer practices at 2 locations in New York, New York
Dr. Fifer's primary practice is The Mount Sinai Hospital, at One Gustave L Levy Place, New York, NY 10029 in New York County. The practice phone is (212) 241-7981. Dr. Fifer also practices at The Mount Sinai Hospital, 1 Gustave L Levy Pl, New York, NY 10029.
- The Mount Sinai HospitalPrimaryOne Gustave L Levy Place, New York, NY 10029 · New York CountyPhone(212) 241-7981
- The Mount Sinai Hospital1 Gustave L Levy Pl, New York, NY 10029 · New York CountyPhone(212) 987-3100
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Kenneth M. Fifer is affiliated with 3 sites of care and 1 medical group
Dr. Fifer's primary practice is The Mount Sinai Hospital in New York, New York, part of Mount Sinai Health System. The medical group on file is Mount Sinai Institute for Liver Medicine. Dmand AI also links Dr. Fifer to 1 more group practice or clinic and 1 home health agency, 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. Kenneth M. Fifer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fifer practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Mount Sinai Hospital | 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. Kenneth M. Fifer is one of 9,643 internists in New York
Internal medicine is Dr. Fifer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Fifer is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Fifer
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. Kenneth M. Fifer billed Medicare for 256 services in 2024
CMS data shows 256 Medicare services from Dr. Fifer across 4 procedure codes in 2024, for 114 Medicare patients. Medicare paid $13,086 for them.
Dr. Fifer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1422024: 1299%
- Other services
- 2023: 232024: 127452%
Where Dr. Fifer's Medicare services took place, 2024
- In an office135%
- In a facility24395%
Dr. Fifer compared with the New York median for internists, 2024
- Dr. Fifer
- New York median
- Medicare services
- 256vs 42640% below
- Medicare patients
- 114vs 15828% below
- Part D claims
- 3,014vs 6224.8 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Fifer'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kenneth M. Fifer treated 114 Medicare patients in 2024, average age 70
CMS counts 114 Medicare patients who saw Dr. Fifer in 2024. The largest group is 65 to 74, with 51 patients. 68% of them have high blood pressure, and 64% have high cholesterol. 61% are also on Medicaid. Their average risk score is 1.91, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Fifer's median patient age at 62, with 56% women.
Dr. Fifer's Medicare patients by age, 2024
Dr. Fifer's Medicare patients by sex, 2024
- Women6658%
- Men4842%
Chronic conditions among Dr. Fifer's Medicare patients, 2024
- High blood pressure68%
- High cholesterol64%
- Diabetes42%
- Arthritis39%
- Mood disorders32%
- Chronic kidney disease31%
- Ischemic heart disease29%
- Depression28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fifer's 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
- Women56%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kenneth M. Fifer wrote 3,657 Medicare Part D claims in 2024
In 2024, Dr. Fifer wrote 3,657 Medicare Part D claims for 400 patients. 77% of them were for generic drugs. CMS names the drug for 3,014 of them, across 78 drugs with 11 or more claims each, at $557,205 in total drug cost. In 2023, CMS named 3,137 claims across 81 drugs.
Dr. Fifer's Part D claims by kind of drug, 2024
- Generic2,804 claims77%
- Brand-name735 claims20%
- Other118 claims3%
Dr. Fifer'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. Fifer's Part D claims, 2024
- Opioids2%75 of 3,657 claims
- Antibiotics0%15 of 3,657 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: 3,1372024: 3,0144%
Drugs named by CMS: 78 in 2024, 81 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. Kenneth M. Fifer offers telehealth to Medicare patients
Dr. Fifer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Fifer as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Kenneth M. Fifer graduated from Tufts University School of Medicine
Dr. Fifer graduated from Tufts University School of Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Kenneth M. Fifer'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 Affiliation DataDmand AI Practice 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) |
| 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. Kenneth M. Fifer
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. Kenneth M. Fifer's NPI number?
Dr. Kenneth M. Fifer's NPI number is 1134546195. It was assigned on March 27, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Kenneth M. Fifer?
Dr. Kenneth M. Fifer is an internist in New York, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Kenneth M. Fifer practice?
Dr. Fifer practices at One Gustave L Levy Place, New York, NY 10029. Dr. Fifer also practices at 1 Gustave L Levy Pl, New York, NY 10029. Dr. Fifer's primary practice is The Mount Sinai Hospital in New York, New York, part of Mount Sinai Health System. Dmand AI also links Dr. Fifer to 1 group practice or clinic and 1 home health agency.
What is Dr. Kenneth M. Fifer's office phone number?
The practice phone on file for Dr. Fifer is (212) 241-7981.
What is Dr. Kenneth M. Fifer's medical license number?
Dr. Fifer holds New York license 287122.
Which hospitals is Dr. Kenneth M. Fifer affiliated with?
Dr. Fifer practices at The Mount Sinai Hospital in New York, New York.
What medical group is Dr. Kenneth M. Fifer part of?
Dr. Fifer is linked to Mount Sinai Institute for Liver Medicine.
Does Dr. Kenneth M. Fifer accept Medicare?
Yes. CMS data shows Dr. Fifer billed Medicare for 256 services in 2024, and Dr. Fifer accepts Medicare assignment.
Does Dr. Kenneth M. Fifer offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Fifer as offering telehealth services.
How many Medicare patients does Dr. Kenneth M. Fifer see?
CMS counts 114 Medicare patients who saw Dr. Fifer in 2024, with an average age of 70.
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What services does Dr. Kenneth M. Fifer bill to Medicare?
In 2024, Dr. Fifer's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. Kenneth M. Fifer go to medical school?
Dr. Fifer graduated from Tufts University School of Medicine in 2014.
What drugs does Dr. Kenneth M. Fifer prescribe most?
In 2024 Medicare Part D data, Dr. Fifer's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Albuterol Sulfate Hfa.
How long has Dr. Kenneth M. Fifer been practicing?
Dr. Fifer graduated from medical school in 2014, 12 years ago.
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