Dr. Fred H. Riester, MD

  • Nashua, NH
  • Diagnostic radiologist
NPI1396716809
Medicare services, 2024
2,218
Medicare patients, 2024
1,569
Part D claims, 2024
34
MIPS score, 2024
92
Industry payments
$57
Practice address
172 Kinsley St, Nashua, NH 03060
Practice phone
Call (603) 882-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

St Joseph Healthcare

Nashua, New Hampshire

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Dr. Fred H. Riester is a diagnostic radiologist in Nashua, New Hampshire

Dr. Riester practices at St Joseph Healthcare in Nashua, New Hampshire.

Dr. Riester's NPI, 1396716809, was assigned on February 1, 2006. Dr. Riester holds New Hampshire license 6684.

NPI and contact details
NPI enumeration date
February 1, 2006
NPI status
Active
Practice phone
(603) 882-3000
Professional email
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Personal email
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Mobile number
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Sex
Male

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Dr. Fred H. Riester practices at St Joseph Healthcare in Nashua, New Hampshire

Dr. Riester's primary practice is St Joseph Healthcare, at 172 Kinsley St, Nashua, NH 03060 in Hillsborough County. The practice phone is (603) 882-3000.

  • St Joseph Healthcare
    172 Kinsley St, Nashua, NH 03060 · Hillsborough CountyPhone(603) 882-3000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Fred H. Riester is affiliated with 1 site of care and 1 medical group

Dr. Riester's primary practice is St Joseph Healthcare in Nashua, New Hampshire. The medical group on file is Nashua Radiology.

St Joseph HealthcareNashua, New HampshirePrimary
Nashua RadiologyRadiology and imaging group, Nashua, NH

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Fred H. Riester's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Riester practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
St Joseph HealthcareAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Fred H. Riester is one of 168 diagnostic radiologists in New Hampshire

Diagnostic radiology is Dr. Riester's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Riester is licensed in New Hampshire.

Specialties and state licenses

  • Diagnostic radiology, New HampshirePrimaryLicense 6684 · taxonomy 2085R0202X

Diagnostic radiologists near Dr. Riester

Counts of diagnostic radiologists 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. Fred H. Riester billed Medicare for 2,218 services in 2024

CMS data shows 2,218 Medicare services from Dr. Riester across 43 procedure codes in 2024, for 1,569 Medicare patients. Medicare paid $38,419 for them.

Medicare services, 20242,218
Medicare patients1,569
Paid by Medicare$38,419
Procedure codes43

Dr. Riester's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 4,1292024: 2,17547%
Tests and treatments
2023: 692024: 4338%
Other services
2023: 182024: 0100%

Where Dr. Riester's Medicare services took place, 2024

  • In an office1025%
  • In a facility2,11695%

Dr. Riester compared with the New Hampshire median for diagnostic radiologists, 2024

  • Dr. Riester
  • New Hampshire median
Medicare services
2,218vs 2,79921% below
Medicare patients
1,569vs 2,03023% below
Part D claims
24vs 1385% above

Medians across 172 diagnostic radiologists in New Hampshire with Dmand AI profiles that report each measure.

Dr. Riester'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. Fred H. Riester treated 1,569 Medicare patients in 2024, average age 76

CMS counts 1,569 Medicare patients who saw Dr. Riester in 2024. The largest group is 75 to 84, with 583 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Medicare patients, 20241,569
Average age76
Average risk score1.54
Also on Medicaid10%

Dr. Riester's Medicare patients by age, 2024

Dr. Riester's Medicare patients by sex, 2024

  • Women92659%
  • Men64341%

Chronic conditions among Dr. Riester's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis58%
  4. Anxiety36%
  5. Ischemic heart disease36%
  6. Mood disorders36%
  7. Chronic kidney disease33%
  8. Depression32%

Share of Medicare patients with each condition. A patient can have several.

Source: Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Fred H. Riester wrote 34 Medicare Part D claims in 2024

In 2024, Dr. Riester wrote 34 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 24 of them, across 2 drugs with 11 or more claims each, at $1,137 in total drug cost. In 2023, CMS named 24 claims across 2 drugs.

Part D claims, 202434
Drugs named by CMS2
Total drug cost$1,137

Dr. Riester'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: 242024: 24No change

Drugs named by CMS: 2 in 2024, 2 in 2023.

See all prescribing by Dr. Riester

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. Fred H. Riester scored 92 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Riester for performance year 2024, reported as part of a group.

Dr. Riester's MIPS scores, performance year 2024

  • 92of 100Final score
  • 84.8of 100Quality
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Fred H. Riester received $57 in industry payments from 2022 to 2024

CMS Open Payments shows 4 general payments to Dr. Riester from 1 drug or device company from 2022 to 2024. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $57.

General payments to Dr. Riester by program year, 2022 to 2024

Companies that paid Dr. Riester the most, 2022 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Riester

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Fred H. Riester's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Fred H. Riester

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. Fred H. Riester's NPI number?

Dr. Fred H. Riester's NPI number is 1396716809. It was assigned on February 1, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Fred H. Riester?

Dr. Fred H. Riester is a diagnostic radiologist in Nashua, New Hampshire. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).

Where does Dr. Fred H. Riester practice?

Dr. Riester practices at 172 Kinsley St, Nashua, NH 03060. Dr. Riester's primary practice is St Joseph Healthcare in Nashua, New Hampshire.

What is Dr. Fred H. Riester's office phone number?

The practice phone on file for Dr. Riester is (603) 882-3000.

What is Dr. Fred H. Riester's medical license number?

Dr. Riester holds New Hampshire license 6684.

What medical group is Dr. Fred H. Riester part of?

Dr. Riester is linked to Nashua Radiology.

Does Dr. Fred H. Riester accept Medicare?

Yes. CMS data shows Dr. Riester billed Medicare for 2,218 services in 2024.

What is Dr. Fred H. Riester's MIPS score?

Dr. Riester's MIPS final score for performance year 2024 is 92 out of 100, reported as part of a group.

How many Medicare patients does Dr. Fred H. Riester see?

CMS counts 1,569 Medicare patients who saw Dr. Riester in 2024, with an average age of 76.

What services does Dr. Fred H. Riester bill to Medicare?

In 2024, Dr. Riester's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (71046) and diagnostic imaging (70450).

Show 3 more questionsShow fewer questions

What drugs does Dr. Fred H. Riester prescribe most?

In 2024 Medicare Part D data, Dr. Riester's most prescribed drugs by claims were Bupropion XL and Fenofibrate.

Has Dr. Fred H. Riester received payments from drug or device companies?

CMS Open Payments shows $57 in general payments to Dr. Riester from 1 company from 2022 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Dr. Fred H. Riester been practicing?

Dr. Riester's NPI was assigned in 2006.

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