Dr. Cynthia Shim, DO
- Medicare services, 2024
- 939
- Medicare patients, 2024
- 505
- Part D claims, 2024
- 209
- Industry payments
- $489
- Medical groups
- 4
- Practice address
- 1300 Roanoke Ave, Riverhead, NY 11901
- Practice phone
- Call (631) 548-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Peconic Bay Medical Center
Riverhead, New York
Find Dr. Shim's professional email, personal email and mobile number
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Dr. Cynthia Shim is a general practice physician in Riverhead, New York
Dr. Shim practices at Peconic Bay Medical Center in Riverhead, New York.
Dr. Shim's NPI, 1912562232, was assigned on May 2, 2019. Dr. Shim holds New Jersey license 25MB11293200.
- NPI
- 1912562232NPI Registry (opens in a new tab)
- NPI enumeration date
- May 2, 2019
- NPI status
- Active
- Practice phone
- (631) 548-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Cynthia Shim practices at Peconic Bay Medical Center in Riverhead, New York
Dr. Shim's primary practice is Peconic Bay Medical Center, at 1300 Roanoke Ave, Riverhead, NY 11901 in Suffolk County. The practice phone is (631) 548-6000.
- Peconic Bay Medical Center1300 Roanoke Ave, Riverhead, NY 11901 · Suffolk CountyPhone(631) 548-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Cynthia Shim is affiliated with 1 site of care and 4 medical groups
Dr. Shim's primary practice is Peconic Bay Medical Center in Riverhead, New York. The medical group on file is Peconic Bay Medical Center. Dmand AI also links Dr. Shim to 3 more medical groups, 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. Cynthia Shim's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shim practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Peconic Bay Medical Center | Available with a free account |
| +3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Cynthia Shim is one of 397 general practice physicians in New York
General practice is Dr. Shim's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dmand AI has Dr. Shim's licenses on file in 2 states: New Jersey and Guam.
Specialties and state licenses
- General practice, New JerseyPrimary
- Hospitalist, Guam
General practice physicians near Dr. Shim
Counts of general practice 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. Cynthia Shim billed Medicare for 939 services in 2024
CMS data shows 939 Medicare services from Dr. Shim across 5 procedure codes in 2024, for 505 Medicare patients. Medicare paid $92,165 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Shim's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9142024: 9393%
Dr. Shim compared with the New York median for general practice physicians, 2024
- Dr. Shim
- New York median
- Medicare services
- 939vs 3562.6 times
- Medicare patients
- 505vs 1403.6 times
- Part D claims
- 44vs 12665% below
Medians across 362 general practice physicians in New York with Dmand AI profiles that report each measure.
Dr. Shim'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. Cynthia Shim treated 505 Medicare patients in 2024, average age 78
CMS counts 505 Medicare patients who saw Dr. Shim in 2024. The largest group is 75 to 84, with 192 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 25% are also on Medicaid. Their average risk score is 2.39, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Dr. Shim's Medicare patients by age, 2024
Dr. Shim's Medicare patients by sex, 2024
- Women26352%
- Men24248%
Chronic conditions among Dr. Shim's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis67%
- Ischemic heart disease61%
- Mood disorders48%
- Diabetes44%
- Heart failure44%
- Atrial fibrillation43%
Share of Medicare patients with each condition. A patient can have several.
Source: Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Cynthia Shim wrote 209 Medicare Part D claims in 2024
In 2024, Dr. Shim wrote 209 Medicare Part D claims for 106 patients. 93% of them were for generic drugs. CMS names the drug for 44 of them, across 3 drugs with 11 or more claims each, at $429 in total drug cost. In 2023, CMS named 63 claims across 4 drugs.
Dr. Shim's Part D claims by kind of drug, 2024
- Generic194 claims93%
- Brand-name15 claims7%
Dr. Shim'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. Shim's Part D claims, 2024
- Antibiotics31%65 of 209 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: 632024: 4430%
Drugs named by CMS: 3 in 2024, 4 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. Cynthia Shim received $489 in industry payments from 2021 to 2023
CMS Open Payments shows 14 general payments to Dr. Shim from 7 drug and device companies from 2021 to 2023. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $140.
General payments to Dr. Shim by program year, 2021 to 2023
Companies that paid Dr. Shim the most, 2021 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Cynthia Shim'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 | Medicare 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Cynthia Shim
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. Cynthia Shim's NPI number?
Dr. Cynthia Shim's NPI number is 1912562232. It was assigned on May 2, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Cynthia Shim?
Dr. Cynthia Shim is a general practice physician in Riverhead, New York. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Cynthia Shim practice?
Dr. Shim practices at 1300 Roanoke Ave, Riverhead, NY 11901. Dr. Shim's primary practice is Peconic Bay Medical Center in Riverhead, New York. Dmand AI also links Dr. Shim to 3 medical groups.
What is Dr. Cynthia Shim's office phone number?
The practice phone on file for Dr. Shim is (631) 548-6000.
What is Dr. Cynthia Shim's medical license number?
Dr. Shim holds New Jersey license 25MB11293200, one of the licenses on file in 2 states.
Which states has Dr. Cynthia Shim been licensed in?
Dmand AI has state licenses on file for Dr. Shim in New Jersey and Guam.
What medical group is Dr. Cynthia Shim part of?
Dr. Shim is linked to Peconic Bay Medical Center. Dmand AI links Dr. Shim to 3 more medical groups.
Does Dr. Cynthia Shim accept Medicare?
Yes. CMS data shows Dr. Shim billed Medicare for 939 services in 2024.
How many Medicare patients does Dr. Cynthia Shim see?
CMS counts 505 Medicare patients who saw Dr. Shim in 2024, with an average age of 78.
What services does Dr. Cynthia Shim bill to Medicare?
In 2024, Dr. Shim's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
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What drugs does Dr. Cynthia Shim prescribe most?
In 2024 Medicare Part D data, Dr. Shim's most prescribed drugs by claims were Cefdinir, Doxycycline Hyclate and Amlodipine Besylate.
Has Dr. Cynthia Shim received payments from drug or device companies?
CMS Open Payments shows $489 in general payments to Dr. Shim from 7 companies from 2021 to 2023. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Cynthia Shim been practicing?
Dr. Shim's NPI was assigned in 2019.
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