Dr. Frederick K. Nahm, MD
- Medicare services, 2024
- 3,185
- Medicare patients, 2024
- 830
- Part D claims, 2021
- 13
- MIPS score, 2024
- 75
- Hospital affiliations
- 5
- Practice address
- 24 Home Pl, Greenwich, CT 06830
- Practice phone
- Call (888) 464-2466
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
American Neuromonitoring Associates
Greenwich, Connecticut
Find Dr. Nahm'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. Frederick K. Nahm is a neurologist in Greenwich, Connecticut
Dr. Nahm practices at American Neuromonitoring Associates in Greenwich, Connecticut.
Dr. Nahm's NPI, 1548242647, was assigned on November 16, 2005. Dr. Nahm graduated from University of Michigan Medical School in 1997. Dr. Nahm holds Connecticut license 040098.
- NPI
- 1548242647NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971582008
- NPI enumeration date
- November 16, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (888) 464-2466
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Frederick K. Nahm practices at American Neuromonitoring Associates in Greenwich, Connecticut
Dr. Nahm's primary practice is American Neuromonitoring Associates, at 24 Home Pl, Greenwich, CT 06830 in Western Ct County. The practice phone is (888) 464-2466.
- American Neuromonitoring Associates24 Home Pl, Greenwich, CT 06830 · Western Ct CountyPhone(888) 464-2466
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Frederick K. Nahm is affiliated with 7 sites of care and 2 medical groups
Dr. Nahm's primary practice is American Neuromonitoring Associates in Greenwich, Connecticut. Dr. Nahm is also affiliated with Lahey Clinic. The medical group on file is Neuromonitoring Associates (NMA). Dmand AI also links Dr. Nahm to 4 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Frederick K. Nahm's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nahm practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| American Neuromonitoring Associates | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Frederick K. Nahm is one of 302 neurologists in Connecticut
Neurology is Dr. Nahm's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Nahm is licensed in Connecticut.
Specialties and state licenses
- Neurology, ConnecticutPrimary
Neurologists near Dr. Nahm
Counts of neurologists 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. Frederick K. Nahm billed Medicare for 3,185 services in 2024
CMS data shows 3,185 Medicare services from Dr. Nahm across 8 procedure codes in 2024, for 830 Medicare patients. Medicare paid $139,075 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nahm's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,6982024: 1,97917%
- Other services
- 2023: 1,1242024: 1,1956%
- Surgery
- 2023: 192024: 1142%
Dr. Nahm compared with the Connecticut median for neurologists, 2024
- Dr. Nahm
- Connecticut median
- Medicare services
- 3,185vs 22314.3 times
- Medicare patients
- 830vs 1575.3 times
- Part D claims
- 13vs 24195% below
Medians across 293 neurologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Nahm'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. Nahm and other neurologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Frederick K. Nahm treated 830 Medicare patients in 2024, average age 73
CMS counts 830 Medicare patients who saw Dr. Nahm in 2024. The largest group is 65 to 74, with 406 patients. 75% of them have arthritis, and 75% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.31, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nahm's median patient age at 64, with 50% women.
Dr. Nahm's Medicare patients by age, 2024
Dr. Nahm's Medicare patients by sex, 2024
- Women41450%
- Men41650%
Chronic conditions among Dr. Nahm's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Anxiety42%
- Mood disorders40%
- Diabetes38%
- Depression36%
- Ischemic heart disease35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nahm's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Frederick K. Nahm wrote 13 Medicare Part D claims in 2021
In 2021, Dr. Nahm wrote 13 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $141 in total drug cost. In 2020, CMS named 13 claims across 1 drug.
Dr. Nahm's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 132021: 13No change
Drugs named by CMS: 1 in 2021, 1 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Frederick K. Nahm scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Nahm for performance year 2024, reported individually. Dr. Nahm accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Frederick K. Nahm received $289 in industry payments from 2016 to 2018
CMS Open Payments shows 8 general payments to Dr. Nahm from 5 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 80% of the total. Nuvasive, Inc. paid the most, $219.
General payments to Dr. Nahm by program year, 2016 to 2018
General payments to Dr. Nahm by kind, 2016 to 2018
- Food and beverage$23280%
- Travel and lodging$2910%
- Education$2710%
Companies that paid Dr. Nahm the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Frederick K. Nahm graduated from University of Michigan Medical School
Dr. Nahm graduated from University of Michigan Medical School in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Frederick K. Nahm'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 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) |
| 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) |
| 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. Frederick K. Nahm
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. Frederick K. Nahm's NPI number?
Dr. Frederick K. Nahm's NPI number is 1548242647. It was assigned on November 16, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Frederick K. Nahm?
Dr. Frederick K. Nahm is a neurologist in Greenwich, Connecticut. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Frederick K. Nahm practice?
Dr. Nahm practices at 24 Home Pl, Greenwich, CT 06830. Dr. Nahm's primary practice is American Neuromonitoring Associates in Greenwich, Connecticut. Dmand AI also links Dr. Nahm to 4 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Frederick K. Nahm's office phone number?
The practice phone on file for Dr. Nahm is (888) 464-2466.
What is Dr. Frederick K. Nahm's medical license number?
Dr. Nahm holds Connecticut license 040098.
Which hospitals is Dr. Frederick K. Nahm affiliated with?
Dr. Nahm is affiliated with Lahey Clinic. Dmand AI links Dr. Nahm to 4 more hospitals.
What medical group is Dr. Frederick K. Nahm part of?
Dr. Nahm is linked to Neuromonitoring Associates (NMA). Dmand AI links Dr. Nahm to 1 more medical group.
Does Dr. Frederick K. Nahm accept Medicare?
Yes. CMS data shows Dr. Nahm billed Medicare for 3,185 services in 2024, and Dr. Nahm accepts Medicare assignment.
What is Dr. Frederick K. Nahm's MIPS score?
Dr. Nahm's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. Frederick K. Nahm see?
CMS counts 830 Medicare patients who saw Dr. Nahm in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Frederick K. Nahm bill to Medicare?
In 2024, Dr. Nahm's most billed Medicare services were medicare service (G0453), nerve and brain test (95938) and nerve and brain test (95861).
Where did Dr. Frederick K. Nahm go to medical school?
Dr. Nahm graduated from University of Michigan Medical School in 1997.
What drugs does Dr. Frederick K. Nahm prescribe most?
In 2021 Medicare Part D data, Dr. Nahm's most prescribed drugs by claims were Gabapentin.
Has Dr. Frederick K. Nahm received payments from drug or device companies?
CMS Open Payments shows $289 in general payments to Dr. Nahm from 5 companies from 2016 to 2018. The largest total came from Nuvasive, Inc.
How long has Dr. Frederick K. Nahm been practicing?
Dr. Nahm graduated from medical school in 1997, 29 years ago.
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