Dr. Sunil K. Nachnani, MD

  • Hollywood, MD
  • Cardiologist
NPI1598746737PAC ID3072508217
Medicare services, 2024
6,288
Medicare patients, 2024
1,016
Part D claims, 2024
6,868
MIPS score, 2024
81
Hospital affiliations
3
Practice address
24035 3 Notch Rd, Hollywood, MD 20636
Practice phone
Call (301) 373-7900
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Medstar Medical Group - Southern Maryland LLC

Hollywood, Maryland

See all 8 affiliations

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Dr. Sunil K. Nachnani is a cardiologist in Hollywood, Maryland

Dr. Nachnani practices at Medstar Medical Group - Southern Maryland LLC in Hollywood, Maryland.

Dr. Nachnani's NPI, 1598746737, was assigned on November 7, 2005. Dr. Nachnani holds Maryland license D0038388.

NPI and contact details
Medicare PAC ID
3072508217
NPI enumeration date
November 7, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(301) 373-7900
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
68
Medical school graduation
1984

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

Dr. Sunil K. Nachnani practices at Medstar Medical Group - Southern Maryland LLC in Hollywood, Maryland

Dr. Nachnani's primary practice is Medstar Medical Group - Southern Maryland LLC, at 24035 3 Notch Rd, Hollywood, MD 20636 in Saint Marys County. The practice phone is (301) 373-7900.

  • Medstar Medical Group - Southern Maryland LLC
    24035 3 Notch Rd, Hollywood, MD 20636 · Saint Marys CountyPhone(301) 373-7900

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

Dr. Sunil K. Nachnani is affiliated with 6 sites of care and 2 medical groups

Dr. Nachnani's primary practice is Medstar Medical Group - Southern Maryland LLC in Hollywood, Maryland. Dr. Nachnani is also affiliated with MedStar Washington Hospital Center. The medical group on file is MedStar Shah Medical Group. Dmand AI also links Dr. Nachnani to 2 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 8 affiliations for Dr. Nachnani

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

Dmand AI tracks the EHR system at Dr. Sunil K. Nachnani's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nachnani practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Medstar Medical Group - Southern Maryland LLCAvailable with a free account
+5 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Sunil K. Nachnani is one of 503 cardiologists in Maryland

Cardiovascular disease is Dr. Nachnani's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dmand AI has Dr. Nachnani's licenses on file in 3 states: Maryland, District of Columbia and Virginia.

Specialties and state licenses

  • Cardiovascular disease, MarylandPrimaryLicense D0038388 · taxonomy 207RC0000X
  • District of Columbia licenseLicense MD16993
  • Virginia licenseLicense 101042134

Cardiologists near Dr. Nachnani

Counts of cardiologists with a Dmand AI profile, by place and practice. Each opens the list.

503cardiologists in Maryland
6cardiologists in Hollywood

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

Dr. Sunil K. Nachnani billed Medicare for 6,288 services in 2024

CMS data shows 6,288 Medicare services from Dr. Nachnani across 20 procedure codes in 2024, for 1,016 Medicare patients. Medicare paid $372,272 for them. Every service was in an office.

Medicare services, 20246,288
Medicare patients1,016
Paid by Medicare$372,272
Procedure codes20

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

  • 2023
  • 2024
Tests and treatments
2023: 2,7192024: 2,6742%
Office and hospital visits
2023: 2,3852024: 2,392No change
Other services
2023: 02024: 1,110
Surgery
2023: 542024: 576%
Lab and pathology
2023: 462024: 5520%

Dr. Nachnani compared with the Maryland median for cardiologists, 2024

  • Dr. Nachnani
  • Maryland median
Medicare services
6,288vs 2,5872.4 times
Medicare patients
1,016vs 1,15212% below
Part D claims
6,659vs 1,1985.6 times

Medians across 496 cardiologists in Maryland with Dmand AI profiles that report each measure.

Dr. Nachnani'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 Dr. Nachnani

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

Dr. Sunil K. Nachnani treated 1,016 Medicare patients in 2024, average age 76

CMS counts 1,016 Medicare patients who saw Dr. Nachnani in 2024. The largest group is 75 to 84, with 431 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.33, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Nachnani's median patient age at 71, with 51% women.

Medicare patients, 20241,016
Average age76
Average risk score1.33
Also on Medicaid5%

Dr. Nachnani's Medicare patients by age, 2024

Dr. Nachnani's Medicare patients by sex, 2024

  • Women59759%
  • Men41941%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis49%
  4. Diabetes45%
  5. Ischemic heart disease42%
  6. Chronic kidney disease33%
  7. Cancer20%
  8. Atrial fibrillation19%

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

Dr. Nachnani's patients across all payers

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

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women51%
  • Men47%

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

Dr. Sunil K. Nachnani wrote 6,868 Medicare Part D claims in 2024

In 2024, Dr. Nachnani wrote 6,868 Medicare Part D claims for 644 patients. 89% of them were for generic drugs. CMS names the drug for 6,659 of them, across 53 drugs with 11 or more claims each, at $805,397 in total drug cost. In 2023, CMS named 4,381 claims across 45 drugs.

Part D claims, 20246,868
Drugs named by CMS53
Total drug cost$805,397
Part D patients644

Dr. Nachnani's Part D claims by kind of drug, 2024

  • Generic6,122 claims89%
  • Brand-name746 claims11%

Dr. Nachnani'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: 4,3812024: 6,65952%

Drugs named by CMS: 53 in 2024, 45 in 2023.

See all prescribing by Dr. Nachnani

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. Sunil K. Nachnani scored 81 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dr. Nachnani for performance year 2024, reported as part of a group. Dr. Nachnani accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Nachnani's MIPS scores, performance year 2024

  • 81of 100Final score
  • 61.5of 100Quality
  • 96of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 80of 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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Dr. Sunil K. Nachnani received $4,427 in industry payments from 2016 to 2025

CMS Open Payments shows 274 general payments to Dr. Nachnani from 24 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $1,442.

General payments to Dr. Nachnani by program year, 2016 to 2025

General payments to Dr. Nachnani by kind, 2016 to 2025

$4.4Kin total
  • Food and beverage$4,415100%
  • Education$120%

Companies that paid Dr. Nachnani the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Nachnani

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

Sources for Dr. Sunil K. Nachnani'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)
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. Sunil K. Nachnani

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. Sunil K. Nachnani's NPI number?

Dr. Sunil K. Nachnani's NPI number is 1598746737. It was assigned on November 7, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Sunil K. Nachnani?

Dr. Sunil K. Nachnani is a cardiologist in Hollywood, Maryland. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Sunil K. Nachnani practice?

Dr. Nachnani practices at 24035 3 Notch Rd, Hollywood, MD 20636. Dr. Nachnani's primary practice is Medstar Medical Group - Southern Maryland LLC in Hollywood, Maryland. Dmand AI also links Dr. Nachnani to 2 hospitals, 2 group practices and clinics and 1 medical group.

What is Dr. Sunil K. Nachnani's office phone number?

The practice phone on file for Dr. Nachnani is (301) 373-7900.

What is Dr. Sunil K. Nachnani's medical license number?

Dr. Nachnani holds Maryland license D0038388, one of the licenses on file in 3 states.

Which states has Dr. Sunil K. Nachnani been licensed in?

Dmand AI has state licenses on file for Dr. Nachnani in Maryland, District of Columbia and Virginia.

Which hospitals is Dr. Sunil K. Nachnani affiliated with?

Dr. Nachnani is affiliated with MedStar Washington Hospital Center. Dmand AI links Dr. Nachnani to 2 more hospitals.

What medical group is Dr. Sunil K. Nachnani part of?

Dr. Nachnani is linked to MedStar Shah Medical Group. Dmand AI links Dr. Nachnani to 1 more medical group.

Does Dr. Sunil K. Nachnani accept Medicare?

Yes. CMS data shows Dr. Nachnani billed Medicare for 6,288 services in 2024, and Dr. Nachnani accepts Medicare assignment.

What is Dr. Sunil K. Nachnani's MIPS score?

Dr. Nachnani's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.

Show 5 more questionsShow fewer questions

How many Medicare patients does Dr. Sunil K. Nachnani see?

CMS counts 1,016 Medicare patients who saw Dr. Nachnani in 2024, with an average age of 76.

What services does Dr. Sunil K. Nachnani bill to Medicare?

In 2024, Dr. Nachnani's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93000) and medicare service (G2211).

What drugs does Dr. Sunil K. Nachnani prescribe most?

In 2024 Medicare Part D data, Dr. Nachnani's most prescribed drugs by claims were Amlodipine Besylate, Metoprolol Succinate and Atorvastatin Calcium.

Has Dr. Sunil K. Nachnani received payments from drug or device companies?

CMS Open Payments shows $4,427 in general payments to Dr. Nachnani from 24 companies from 2016 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.

How long has Dr. Sunil K. Nachnani been practicing?

Dr. Nachnani graduated from medical school in 1984, 42 years ago.

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