Nicholas Dembitsky

  • San Diego, CA
  • Internist
NPI1205199924PAC ID6305148784
Medicare services, 2024
308
Medicare patients, 2024
147
Part D claims, 2024
5,741
MIPS score, 2024
89
Industry payments
$13
Practice address
5651 Copley Dr, San Diego, CA 92111
Practice phone
Call (858) 262-6666
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Sharp Rees-Stealy Medical Group, Inc

San Diego, California

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Nicholas Dembitsky is an internist in San Diego, California

Nicholas Dembitsky practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California.

Nicholas Dembitsky's NPI, 1205199924, was assigned on June 18, 2012. Nicholas Dembitsky graduated from Universidad Autonoma de Guadalajara in 2012. Nicholas Dembitsky's Arizona license number on file is R73409.

NPI and contact details
Medicare PAC ID
6305148784
NPI enumeration date
June 18, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(858) 262-6666
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
41
Medical school graduation
2012

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Nicholas Dembitsky practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California

Nicholas Dembitsky's primary practice is Sharp Rees-Stealy Medical Group, Inc, at 5651 Copley Dr, San Diego, CA 92111 in San Diego County. The practice phone is (858) 262-6666.

  • Sharp Rees-Stealy Medical Group, Inc
    5651 Copley Dr, San Diego, CA 92111 · San Diego CountyPhone(858) 262-6666

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

Nicholas Dembitsky is affiliated with 2 sites of care and 1 medical group

Nicholas Dembitsky's primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. The medical group on file is Sharp Rees-Stealy Medical Group. Dmand AI also links Nicholas Dembitsky to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Nicholas Dembitsky

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

Dmand AI tracks the EHR system at Nicholas Dembitsky's practice

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

EHR by site
SiteEHR vendor and product
Sharp Rees-Stealy Medical Group, IncAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Nicholas Dembitsky is one of 16,751 internists in California

Internal medicine is Nicholas Dembitsky's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Nicholas Dembitsky is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Nicholas Dembitsky's licenses on file in 2 states: Arizona and California.

Specialties and state licenses

  • Internal medicine, ArizonaPrimaryLicense R73409 · 2015 to 2018 · taxonomy 207R00000X
  • California license2016 to 2025

Clinical focus

Dmand AI lists acid reflux, acute sinusitis, acute skin infection, aneurysm, anxiety, atrial fibrillation and flutter, bursitis and carpal tunnel syndrome among the conditions Nicholas Dembitsky treats.

Internists near Nicholas Dembitsky

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

Nicholas Dembitsky billed Medicare for 308 services in 2024

CMS data shows 308 Medicare services from Nicholas Dembitsky across 4 procedure codes in 2024, for 147 Medicare patients. Medicare paid $24,190 for them. Every service was in an office.

Medicare services, 2024308
Medicare patients147
Paid by Medicare$24,190
Procedure codes4

Nicholas Dembitsky's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2722024: 2761%
Tests and treatments
2023: 502024: 3236%
Drugs given in the office
2023: 1,3802024: 0100%
Other services
2023: 202024: 0100%

Nicholas Dembitsky compared with the California median for internists, 2024

  • Nicholas Dembitsky
  • California median
Medicare services
308vs 36115% below
Medicare patients
147vs 151Close to median
Part D claims
4,983vs 42111.8 times

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Nicholas Dembitsky'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.

See all procedures by Nicholas Dembitsky

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Nicholas Dembitsky treated 147 Medicare patients in 2024, average age 73

CMS counts 147 Medicare patients who saw Nicholas Dembitsky in 2024. The largest group is 65 to 74, with 70 patients. 58% of them have high cholesterol, and 57% have high blood pressure. 16% are also on Medicaid. Their average risk score is 1.09, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Nicholas Dembitsky's median patient age at 59, with 45% women.

Medicare patients, 2024147
Average age73
Average risk score1.09
Also on Medicaid16%

Nicholas Dembitsky's Medicare patients by age, 2024

Nicholas Dembitsky's Medicare patients by sex, 2024

  • Women6242%
  • Men8558%

Chronic conditions among Nicholas Dembitsky's Medicare patients, 2024

  1. High cholesterol58%
  2. High blood pressure57%
  3. Arthritis40%
  4. Anxiety30%
  5. Ischemic heart disease21%
  6. Mood disorders21%
  7. Atrial fibrillation20%
  8. Diabetes20%

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

Nicholas Dembitsky's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 59

Patient panel by sex, all payers

  • Women45%
  • Men55%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Nicholas Dembitsky wrote 5,741 Medicare Part D claims in 2024

In 2024, Nicholas Dembitsky wrote 5,741 Medicare Part D claims for 610 patients. 86% of them were for generic drugs. CMS names the drug for 4,983 of them, across 103 drugs with 11 or more claims each, at $476,927 in total drug cost. In 2023, CMS named 4,661 claims across 99 drugs.

Part D claims, 20245,741
Drugs named by CMS103
Total drug cost$476,927
Part D patients610

Nicholas Dembitsky's Part D claims by kind of drug, 2024

  • Generic4,956 claims86%
  • Brand-name724 claims13%
  • Other61 claims1%

Nicholas Dembitsky'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 Nicholas Dembitsky's Part D claims, 2024

  • Opioids2%135 of 5,741 claims
  • Antibiotics1%85 of 5,741 claims
  • Antipsychotics, patients 65 and over0%21 of 5,741 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: 4,6612024: 4,9837%

Drugs named by CMS: 103 in 2024, 99 in 2023.

See all prescribing by Nicholas Dembitsky

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

Nicholas Dembitsky scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Nicholas Dembitsky for performance year 2024, reported as part of a group. Nicholas Dembitsky accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Nicholas Dembitsky as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Nicholas Dembitsky's MIPS scores, performance year 2024

  • 89of 100Final score
  • 81of 100Quality
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 82of 100Cost

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

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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Nicholas Dembitsky received $13 in industry payments in 2020

CMS Open Payments shows 1 general payment to Nicholas Dembitsky from 1 drug or device company in 2020. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $13.

Companies that paid Nicholas Dembitsky the most, 2020 to 2020

Share is of all general payments to this clinician.

See all payments to Nicholas Dembitsky

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

Nicholas Dembitsky graduated from Universidad Autonoma de Guadalajara

Nicholas Dembitsky graduated from Universidad Autonoma de Guadalajara in 2012.

  1. Medical schoolUniversidad Autonoma de Guadalajara
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Nicholas Dembitsky accepts plans from 6 insurance carriers

Nicholas Dembitsky is in network with 6 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • Elevance

Plan types Nicholas Dembitsky accepts, by number of carriers

  1. HMO4
  2. Medicare3
  3. POS3
  4. PPO3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Nicholas Dembitsky'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 panelDmand AI Patient Panel DataMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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 Nicholas Dembitsky

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Nicholas Dembitsky's NPI number?

Nicholas Dembitsky's NPI number is 1205199924. It was assigned on June 18, 2012, and it is active in the NPI Registry.

What does Nicholas Dembitsky specialize in?

Nicholas Dembitsky is an internist in San Diego, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Nicholas Dembitsky practice?

Nicholas Dembitsky practices at 5651 Copley Dr, San Diego, CA 92111. Nicholas Dembitsky's primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. Dmand AI also links Nicholas Dembitsky to 1 group practice or clinic.

What is Nicholas Dembitsky's office phone number?

The practice phone on file for Nicholas Dembitsky is (858) 262-6666.

What is Nicholas Dembitsky's medical license number?

Nicholas Dembitsky's Arizona license number on file is R73409, one of the licenses on file in 2 states.

Which states has Nicholas Dembitsky been licensed in?

Dmand AI has state licenses on file for Nicholas Dembitsky in Arizona (2015 to 2018) and California (2016 to 2025).

What medical group is Nicholas Dembitsky part of?

Nicholas Dembitsky is linked to Sharp Rees-Stealy Medical Group.

Does Nicholas Dembitsky accept Medicare?

Yes. CMS data shows Nicholas Dembitsky billed Medicare for 308 services in 2024, and Nicholas Dembitsky accepts Medicare assignment.

Does Nicholas Dembitsky offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Nicholas Dembitsky as offering telehealth services.

What is Nicholas Dembitsky's MIPS score?

Nicholas Dembitsky's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Nicholas Dembitsky see?

CMS counts 147 Medicare patients who saw Nicholas Dembitsky in 2024, with an average age of 73.

Is Nicholas Dembitsky board certified?

Yes. Nicholas Dembitsky is board certified in internal medicine by the American Board of Internal Medicine.

What services does Nicholas Dembitsky bill to Medicare?

In 2024, Nicholas Dembitsky's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and infusion or chemotherapy administration (96372).

Where did Nicholas Dembitsky go to medical school?

Nicholas Dembitsky graduated from Universidad Autonoma de Guadalajara in 2012.

What drugs does Nicholas Dembitsky prescribe most?

In 2024 Medicare Part D data, Nicholas Dembitsky's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.

Has Nicholas Dembitsky received payments from drug or device companies?

CMS Open Payments shows $13 in general payments to Nicholas Dembitsky from 1 company from 2020 to 2020. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Nicholas Dembitsky been practicing?

Nicholas Dembitsky graduated from medical school in 2012, 14 years ago.

What insurance does Nicholas Dembitsky accept?

Nicholas Dembitsky is in network with 6 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

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