Isaac Perez, M.D.
Dermatology Physician · Flower Mound, TX
Isaac Perez, M.D. is a dermatology physician with a practice address in Flower Mound, Texas, and NPI 1962400937, issued on Jul 13, 2005. Check the license (Texas K3823, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Isaac Perez
- Credential
- M.D.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- K3823 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3821 Long Prairie RD, Flower Mound, TX 75028
- Phone
- (972) 221-2784
- Enumerated
- Jul 13, 2005
- Record last updated
- Nov 4, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (972) 420-0499
- Medicare enrollment
- Enrolled (PECOS I20100916001173); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 1,172 in Texas → Look up another NPI →
Also registered at 3821 Long Prairie RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ray Vaughn, P.A.Dermatology Physician1912106949
Verify Isaac Perez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K3823Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% more Medicare Part D claims than the average dermatology physician in 2024
1,028 Medicare Part D claims for 388 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Clobetasol Propionate173 claims
- Mupirocin78 claims
- Doxycycline Hyclate71 claims
- Triamcinolone Acetonide59 claims
- Cefdinir45 claims
- Permethrin41 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 0 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,647.08
157 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Isaac Perez among 1,172 dermatology physician records in Texas
Isaac Perez, M.D. is one of 1,172 dermatology physician records with a practice address in Texas. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated1990 · median 2008 among the 926 with a school on file
- Record last updated2015 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Texas
There are 1,172 dermatology physician records in Texas.
All 1,172 in Texas → Every provider in Flower Mound → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Grace Brown, M.D.Flower Mound, TX 750281164656054
- Guy Charest, DOFlower Mound, TX 750281770102600
- Shaily Kesani, MDFlower Mound, TX 750281306012166
- Ray Vaughn, P.A.Flower Mound, TX 750281912106949
- Stuart Walek, M.D.Flower Mound, TX 750281124128004
- Darlene Gou, M.D.Plano, TX 750251245627082
- Sam Awan, M.D.Plano, TX 750241013322858
- Avani Bhambri, MDRockwall, TX 750321114122512
Common questions
What is Isaac Perez, M.D.'s NPI number?
Isaac Perez, M.D.'s National Provider Identifier (NPI) is 1962400937, issued on Jul 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Isaac Perez, M.D. located?
The NPPES record lists a practice address at 3821 Long Prairie RD, Flower Mound, TX, 75028. Phone: (972) 221-2784. Providers update this record themselves, so call before visiting.
How can I verify Isaac Perez, M.D.'s license?
NPPES lists Texas license number K3823, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Isaac Perez, M.D. prescribe under Medicare Part D?
In 2024, Isaac Perez, M.D. had 1,028 Medicare Part D claims for 388 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Isaac Perez, M.D.'s MIPS final score?
The 2023 MIPS final score is 0 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.