Thomas Aaron Grotsky, MD - Medicare Emergency Medicine in Irvine, CA

Thomas Aaron Grotsky, MD is a medicare enrolled "Emergency Medicine" physician in Irvine, California. His current practice location is 3 Schubert Ct, Irvine, California. You can reach out to his office (for appointments etc.) via phone at (949) 364-3826.

Thomas Aaron Grotsky is licensed to practice in California (license number A98690) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1639350366.

Contact Information

Thomas Aaron Grotsky, MD
3 Schubert Ct,
Irvine, CA 92617-4037
(949) 364-3826
Not Available



Physician's Profile

Full NameThomas Aaron Grotsky
GenderMale
SpecialityEmergency Medicine
Location3 Schubert Ct, Irvine, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1639350366
  • Provider Enumeration Date: 11/21/2007
  • Last Update Date: 12/01/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0143307090
  • Enrollment ID: I20080402000947

Medical Identifiers

Medical identifiers for Thomas Aaron Grotsky such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1639350366NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine A98690 (California)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Thomas Aaron Grotsky allows following entities to bill medicare on his behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770515280
PECOS PAC ID: 6002729175
Enrollment ID: O20031110000678

News Archive

Significant rise in childhood obesity

Four-year-old girls are six times more likely to have a Body Mass Index (BMI) of more than 30 than they were 20 years ago and ten-year-olds are five times more likely, according to research published in the April issue of Acta Paediatrica.

CoreLab Partners completes first ever regulatory mandated Thorough QT study in the Asia Pacific Rim

CoreLab Partners, Inc, the global entity resulting from the merger between RadPharm and Medifacts International in February of this year, has recently completed the first ever regulatory mandated Thorough QT (TQT) study conducted in the Asia Pacific Rim and the first TQT study for a Japanese new drug application (NDA).

Aratana announces $40 million senior secured credit facility

Aratana Therapeutics, Inc., a pet therapeutics company focused on the licensing, development and commercialization of innovative biopharmaceutical products for companion animals, today announced a $40 million senior secured credit facility with Pacific Western Bank, as agent and lender, and Oxford Finance LLC, as lender. The facility refinances the $15 million loan facility previously provided to the Company by Pacific Western Bank (as successor-in-interest to Square 1 Bank).

Antibiotic Resistance Threats report highlights significant gaps and impact of federal investments

The Antibiotic Resistance Threats Report released by the U.S. Centers for Disease Prevention and Control today shows that while recent federal investments to combat antibiotic resistance have had meaningful impacts, the continued spread of infections that are not effectively treated by existing medicines pose deadly threats to patients and public health.

Read more Medical News

› Verified 3 days ago

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Thomas Aaron Grotsky is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Thomas Aaron Grotsky, MD
9333 Imperial Hwy,
Downey, CA 90242-2812

Ph: (949) 364-3826
Thomas Aaron Grotsky, MD
3 Schubert Ct,
Irvine, CA 92617-4037

Ph: (949) 364-3826

News Archive

Significant rise in childhood obesity

Four-year-old girls are six times more likely to have a Body Mass Index (BMI) of more than 30 than they were 20 years ago and ten-year-olds are five times more likely, according to research published in the April issue of Acta Paediatrica.

CoreLab Partners completes first ever regulatory mandated Thorough QT study in the Asia Pacific Rim

CoreLab Partners, Inc, the global entity resulting from the merger between RadPharm and Medifacts International in February of this year, has recently completed the first ever regulatory mandated Thorough QT (TQT) study conducted in the Asia Pacific Rim and the first TQT study for a Japanese new drug application (NDA).

Aratana announces $40 million senior secured credit facility

Aratana Therapeutics, Inc., a pet therapeutics company focused on the licensing, development and commercialization of innovative biopharmaceutical products for companion animals, today announced a $40 million senior secured credit facility with Pacific Western Bank, as agent and lender, and Oxford Finance LLC, as lender. The facility refinances the $15 million loan facility previously provided to the Company by Pacific Western Bank (as successor-in-interest to Square 1 Bank).

Antibiotic Resistance Threats report highlights significant gaps and impact of federal investments

The Antibiotic Resistance Threats Report released by the U.S. Centers for Disease Prevention and Control today shows that while recent federal investments to combat antibiotic resistance have had meaningful impacts, the continued spread of infections that are not effectively treated by existing medicines pose deadly threats to patients and public health.

Read more News

› Verified 3 days ago


Emergency Medicine Doctors in Irvine, CA

Vinh Tonthat,
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 16200 Sand Canyon Ave, Irvine, CA 92618
Phone: 949-517-3010    
Caroline M. Han, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 16100 Sand Canyon Ave, Suite 150, Irvine, CA 92618
Phone: 949-417-0272    
Christopher E Salem, DO
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 18021 Sky Park Cir Ste G, Irvine, CA 92614
Phone: 949-260-0744    Fax: 949-260-0744
Thomas K Ryu, DO
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 16200 Sand Canyon Ave, Irvine, CA 92618
Phone: 949-753-2000    
Justin Lee Yanuck, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 35 Creek Rd, Irvine, CA 92604
Phone: 949-297-3838    
Dr. Amanda Darlene Moy, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 32 Gardenpath, Irvine, CA 92603
Phone: 949-679-1906    
Dr. Ryan Christopher Hurd, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 6640 Alton Pkwy, Irvine, CA 92618
Phone: 949-932-2800    

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