Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. SAMUEL PHILIP MARYNICK M.D.
NPI 1801854187
Internal Medicine - Endocrinology, Diabetes & Metabolism in Dallas, TX

Active since May 03, 2006Opted out of Medicare · through Mar 18, 2027CLIA 45D0481625 · Microscopy
3600 GASTON AVE, SUITE 506 BARNETT TOWER, DALLAS, TX 75246(214) 828-2444(214) 821-5015 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Samuel Philip Marynick M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. SAMUEL PHILIP MARYNICK M.D. (NPI 1801854187) is an individual endocrinology, diabetes & metabolism provider in Dallas, Texas, licensed in Texas (D9557) and active in the NPI registry since May 2006. He has opted out of Medicare through March 18, 2027 and remains eligible to order and refer and holds a CLIA Microscopy certificate valid through August 31, 2026.

NPPES Registry Identity

NPI1801854187
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameDR. SAMUEL PHILIP MARYNICKCredential: M.D.
Location Address3600 GASTON AVE, SUITE 506 BARNETT TOWERDallas, TX 75246-1800
Mailing Address3600 Gaston Ave, Suite 506 Barnett TowerDallas, TX 75246-1800 · (214) 828-2444 · Fax (214) 821-5015
Fax(214) 821-5015
Sole ProprietorNo
Enumeration DateMay 3, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1801854187 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License Licensed in TX · D9557
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
3600 GASTON AVE, Dallas, TX 75246

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Dr. Samuel Philip Marynick M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from March 18, 2013 through March 18, 2027.

Opt-Out Effective DateMarch 18, 2013
Opt-Out In Effect ThroughMarch 18, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 45D0481625

Samuel P Marynick MD · Dallas, TX
Active · expires Aug 31, 2026
CLIA Number45D0481625
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorSamuel P. Marynick MD
Laboratory Phone(214) 828-2444
Laboratory LocationSamuel P Marynick MD3600 Gaston Ave Suite 506, Dallas, TX 75246
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75246 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$131.01 typical visit price
range $57.18 – $172.86
Typical copayment $32.75 (range $14.29 – $43.21)
Most-billed visit code 99204
Established Patient
$100.80 typical visit price
range $18.48 – $141.20
Typical copayment $25.20 (range $4.62 – $35.30)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
1 supplier12 claims12 services$174.54 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine
3600 GASTON AVE, SUITE 550
DALLAS, TX 75246
Internal Medicine (Pulmonary Disease)
3600 GASTON AVE, WADLEY TOWER, SUITE 960
DALLAS, TX 75246
Nurse Practitioner (Adult Health)
3600 GASTON AVE, WADLEY TOWER, SUITE 651
DALLAS, TX 75246
Psychiatry & Neurology (Neurology)
3600 GASTON AVE, SUITE 1155
DALLAS, TX 75246
Internal Medicine (Critical Care Medicine)
3600 GASTON AVE, WADLEY TOWER STE 960
DALLAS, TX 75246
Clinic/Center (Sleep Disorder Diagnostic)
3600 GASTON AVE, SUITE 1055
DALLAS, TX 75246
Internal Medicine (Interventional Cardiology)
3600 GASTON AVE, SUITE 851
DALLAS, TX 75246
Internal Medicine
3600 GASTON AVE, SUITE 703
DALLAS, TX 75246

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Samuel Marynick's NPI number?

The NPI number for Samuel Marynick is 1801854187. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Samuel Marynick located?

Samuel Marynick practices at 3600 Gaston Ave Suite 506 Barnett Tower, Dallas, TX 75246. The listed phone number is (214) 828-2444.

What is Samuel Marynick's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Samuel Marynick enrolled in Medicare?

No. Samuel Marynick has opted out of Medicare through March 18, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Does Samuel Marynick hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 45D0481625) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Samuel Marynick was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.