Dr. Gregg Lee Silverman, MD

  • Corpus Christi, TX
  • Cardiologist
NPI1003816638PAC ID9133315419
Medicare services, 2024
4,499
Medicare patients, 2024
994
Part D claims, 2024
6,620
MIPS score, 2024
96
Hospital affiliations
2
Practice address
613 Elizabeth St, Corpus Christi, TX 78404
Practice phone
Call (361) 887-2900
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Coastal Cardiology Association

Corpus Christi, Texas

See all 7 affiliations

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Dr. Gregg Lee Silverman is a cardiologist in Corpus Christi, Texas

Dr. Silverman practices at Coastal Cardiology Association in Corpus Christi, Texas.

Dr. Silverman's NPI, 1003816638, was assigned on July 26, 2005. Dr. Silverman graduated from Texas Tech University Health Sciences Center School of Medicine in 1990. Dr. Silverman's Texas license number on file is J0263.

NPI and contact details
Medicare PAC ID
9133315419
NPI enumeration date
July 26, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(361) 887-2900
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
62
Medical school graduation
1990

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

Dr. Gregg Lee Silverman practices at Coastal Cardiology Association in Corpus Christi, Texas

Dr. Silverman's primary practice is Coastal Cardiology Association, at 613 Elizabeth St, Corpus Christi, TX 78404 in Nueces County. The practice phone is (361) 887-2900.

  • Coastal Cardiology Association
    613 Elizabeth St, Corpus Christi, TX 78404 · Nueces CountyPhone(361) 887-2900

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

Dr. Gregg Lee Silverman is affiliated with 5 sites of care and 2 medical groups

Dr. Silverman's primary practice is Coastal Cardiology Association in Corpus Christi, Texas. Dr. Silverman is also affiliated with CHRISTUS Spohn Hospital Corpus Christi - Shoreline. The medical group on file is Shea Physical Therapy and Hand Therapy Services. Dmand AI also links Dr. Silverman to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Silverman

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

Dmand AI tracks the EHR system at Dr. Gregg Lee Silverman's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Silverman practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Coastal Cardiology AssociationAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Gregg Lee Silverman is one of 1,481 cardiologists in Texas

Cardiovascular disease is Dr. Silverman's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Silverman has a license on file in Texas.

Specialties and state licenses

  • Cardiovascular disease, TexasPrimaryLicense J0263 · 1991 to 2025 · taxonomy 207RC0000X

Clinical focus

Dmand AI lists aneurysm, angioplasty, aortic atherosclerois, atrial fibrillation and flutter, cardiac catheterization, cardiomyopathy, cerebrovascular disease and chronic embolism thrombosis among the conditions Dr. Silverman treats.

Cardiologists near Dr. Silverman

Counts of cardiologists 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. Gregg Lee Silverman billed Medicare for 4,499 services in 2024

CMS data shows 4,499 Medicare services from Dr. Silverman across 27 procedure codes in 2024, for 994 Medicare patients. Medicare paid $246,204 for them.

Medicare services, 20244,499
Medicare patients994
Paid by Medicare$246,204
Procedure codes27

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

  • 2023
  • 2024
Tests and treatments
2023: 2,1562024: 2,39011%
Office and hospital visits
2023: 1,5642024: 1,5024%
Drugs given in the office
2023: 2242024: 2365%
Imaging
2023: 2812024: 22520%
Other services
2023: 962024: 1004%
Lab and pathology
2023: 742024: 4638%
Surgery
2023: 242024: 0100%

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

  • In an office4,08991%
  • In a facility4109%

Dr. Silverman compared with the Texas median for cardiologists, 2024

  • Dr. Silverman
  • Texas median
Medicare services
4,499vs 1,9552.3 times
Medicare patients
994vs 62858% above
Part D claims
6,351vs 2,2322.8 times

Medians across 1,431 cardiologists in Texas with Dmand AI profiles that report each measure.

Dr. Silverman'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. Silverman

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

Dr. Gregg Lee Silverman treated 994 Medicare patients in 2024, average age 75

CMS counts 994 Medicare patients who saw Dr. Silverman in 2024. The largest group is 65 to 74, with 428 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.38, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Silverman's median patient age at 71, with 49% women.

Medicare patients, 2024994
Average age75
Average risk score1.38
Also on Medicaid6%

Dr. Silverman's Medicare patients by age, 2024

Dr. Silverman's Medicare patients by sex, 2024

  • Women51752%
  • Men47748%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis50%
  4. Diabetes45%
  5. Ischemic heart disease39%
  6. Chronic kidney disease34%
  7. Atrial fibrillation31%
  8. Anxiety24%

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

Dr. Silverman'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

  • Women49%
  • Men49%

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

Dr. Gregg Lee Silverman wrote 6,620 Medicare Part D claims in 2024

In 2024, Dr. Silverman wrote 6,620 Medicare Part D claims for 894 patients. 90% of them were for generic drugs. CMS names the drug for 6,351 of them, across 62 drugs with 11 or more claims each, at $394,227 in total drug cost. In 2023, CMS named 5,605 claims across 61 drugs.

Part D claims, 20246,620
Drugs named by CMS62
Total drug cost$394,227
Part D patients894

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

  • Generic5,950 claims90%
  • Brand-name670 claims10%

Dr. Silverman'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: 5,6052024: 6,35113%

Drugs named by CMS: 62 in 2024, 61 in 2023.

See all prescribing by Dr. Silverman

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. Gregg Lee Silverman scored 96 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Silverman for performance year 2024, reported individually. Dr. Silverman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Silverman's MIPS scores, performance year 2024

  • 96of 100Final score
  • 91.4of 100Quality
  • 40of 100Improvement Activities

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

Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Gregg Lee Silverman received $7,717 in industry payments from 2016 to 2025

CMS Open Payments shows 313 general payments to Dr. Silverman from 31 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 78% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $2,033.

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

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

$7.7Kin total
  • Food and beverage$5,98978%
  • Travel and lodging$1,65321%
  • Consulting fees$751%

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

Share is of all general payments to this clinician.

See all payments to Dr. Silverman

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

Dr. Gregg Lee Silverman has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Silverman, most recently ACC Fellow in 2012.

Awards and honors for Dr. Silverman

  1. 2012
    • ACC Fellow
  2. Undated
    • CMS Stage 1 2012

Source: Dmand AI Professional Profile Data

Dr. Gregg Lee Silverman graduated from Texas Tech University Health Sciences Center School of Medicine

Dr. Silverman graduated from Texas Tech University Health Sciences Center School of Medicine in 1990. Dr. Silverman is a member of ACC.

  1. Medical schoolTexas Tech University Health Sciences Center School of Medicine

Source: Dmand AI Professional Profile Data

Dr. Gregg Lee Silverman accepts plans from 23 insurance carriers

Dr. Silverman is in network with 23 carriers, including Aetna, United Healthcare and Cigna. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.

Plan types Dr. Silverman accepts, by number of carriers

  1. PPO14
  2. HMO12
  3. Medicare9
  4. EPO4
  5. POS4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Gregg Lee Silverman'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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 Dr. Gregg Lee Silverman

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. Gregg Lee Silverman's NPI number?

Dr. Gregg Lee Silverman's NPI number is 1003816638. It was assigned on July 26, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregg Lee Silverman?

Dr. Gregg Lee Silverman is a cardiologist in Corpus Christi, Texas. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Gregg Lee Silverman practice?

Dr. Silverman practices at 613 Elizabeth St, Corpus Christi, TX 78404. Dr. Silverman's primary practice is Coastal Cardiology Association in Corpus Christi, Texas. Dmand AI also links Dr. Silverman to 1 hospital, 2 group practices and clinics and 1 medical group.

What is Dr. Gregg Lee Silverman's office phone number?

The practice phone on file for Dr. Silverman is (361) 887-2900.

What is Dr. Gregg Lee Silverman's medical license number?

Dr. Silverman's Texas license number on file is J0263.

Which hospitals is Dr. Gregg Lee Silverman affiliated with?

Dr. Silverman is affiliated with CHRISTUS Spohn Hospital Corpus Christi - Shoreline. Dmand AI links Dr. Silverman to 1 more hospital.

What medical group is Dr. Gregg Lee Silverman part of?

Dr. Silverman is linked to Shea Physical Therapy and Hand Therapy Services. Dmand AI links Dr. Silverman to 1 more medical group.

Does Dr. Gregg Lee Silverman accept Medicare?

Yes. CMS data shows Dr. Silverman billed Medicare for 4,499 services in 2024, and Dr. Silverman accepts Medicare assignment.

What is Dr. Gregg Lee Silverman's MIPS score?

Dr. Silverman's MIPS final score for performance year 2024 is 96 out of 100, reported individually.

How many Medicare patients does Dr. Gregg Lee Silverman see?

CMS counts 994 Medicare patients who saw Dr. Silverman in 2024, with an average age of 75.

Show 6 more questionsShow fewer questions

What services does Dr. Gregg Lee Silverman bill to Medicare?

In 2024, Dr. Silverman's most billed Medicare services were heart test or procedure (93000), office visit, established patient (99214) and heart test or procedure (93306).

Where did Dr. Gregg Lee Silverman go to medical school?

Dr. Silverman graduated from Texas Tech University Health Sciences Center School of Medicine in 1990.

What drugs does Dr. Gregg Lee Silverman prescribe most?

In 2024 Medicare Part D data, Dr. Silverman's most prescribed drugs by claims were Metoprolol Succinate, Amlodipine Besylate and Losartan Potassium.

Has Dr. Gregg Lee Silverman received payments from drug or device companies?

CMS Open Payments shows $7,717 in general payments to Dr. Silverman from 31 companies from 2016 to 2025. The largest total came from Regeneron Pharmaceuticals, Inc.

How long has Dr. Gregg Lee Silverman been practicing?

Dr. Silverman graduated from medical school in 1990, 36 years ago.

What insurance does Dr. Gregg Lee Silverman accept?

Dr. Silverman is in network with 23 carriers, including Aetna, United Healthcare and Cigna. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.

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