Dr Nicholas Withrow Greco, MD - Medicare Emergency Medicine in Pasadena, CA

Dr Nicholas Withrow Greco, MD is a medicare enrolled "Emergency Medicine" physician in Pasadena, California. He graduated from medical school in 2009 and has 15 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Hmh Emergency Medical Group, Inc., Exer Medical Corporation and his current practice location is 100 W California Blvd, Pasadena, California. You can reach out to his office (for appointments etc.) via phone at (626) 397-5112.

Dr Nicholas Withrow Greco is licensed to practice in California (license number A113953) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1023325289.

Contact Information

Dr Nicholas Withrow Greco, MD
100 W California Blvd,
Pasadena, CA 91105-3010
(626) 397-5112
Not Available



Physician's Profile

Full NameDr Nicholas Withrow Greco
GenderMale
SpecialityEmergency Medicine
Experience15 Years
Location100 W California Blvd, Pasadena, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Nicholas Withrow Greco graduated from medical school in 2009
  NPI Data:
  • NPI Number: 1023325289
  • Provider Enumeration Date: 09/09/2010
  • Last Update Date: 08/21/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 6608026893
  • Enrollment ID: I20121024000601

Medical Identifiers

Medical identifiers for Dr Nicholas Withrow Greco such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1023325289NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine A113953 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Huntington Memorial HospitalPasadena, CAHospital
Lac+usc Medical CenterLos angeles, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Hmh Emergency Medical Group, Inc.791180082644
Exer Medical Corporation9032359534230

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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. Dr Nicholas Withrow Greco allows following entities to bill medicare on his behalf.
Entity NameProvidence Facey Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1710031588
PECOS PAC ID: 3173436276
Enrollment ID: O20031105000822

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Entity NameHmh Emergency Medical Group, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1659383024
PECOS PAC ID: 7911800826
Enrollment ID: O20040128001215

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Entity NameGolden State Emergency Physicians Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770886558
PECOS PAC ID: 4981885951
Enrollment ID: O20110223001018

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Entity NameExer Medical Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1588901532
PECOS PAC ID: 9032359534
Enrollment ID: O20130705000153

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Young children with SDB more likely to develop neurobehavioral problems

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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. Dr Nicholas Withrow Greco 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
Dr Nicholas Withrow Greco, MD
100 W California Blvd,
Pasadena, CA 91105-3010

Ph: (626) 397-5112
Dr Nicholas Withrow Greco, MD
100 W California Blvd,
Pasadena, CA 91105-3010

Ph: (626) 397-5112

News Archive

Young children with SDB more likely to develop neurobehavioral problems

A study of more than 11,000 children followed for over six years has found that young children with sleep-disordered breathing are prone to developing behavioral difficulties such as hyperactivity and aggressiveness, as well as emotional symptoms and difficulty with peer relationships, according to researchers at Albert Einstein College of Medicine of Yeshiva University.

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A medical device case study: UCL researchers and dental materials manufacturer collaborate to speed up the development of a new dental filling material for children.

Genomic analysis may one day be a primary diagnostic tool for physicians deciding on a course of treatment for trauma

The researchers showed that state-of-the-art techniques for rapidly analyzing changes in activity of all human genes will likely produce useful insights into the health of critically ill patients. The findings, which are available online and will be published in the March 29 issue of the Proceedings of the National Academy of Sciences, make it possible for physicians to begin answering important questions about critical care through genomic analysis.

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› Verified 6 days ago


Emergency Medicine Doctors in Pasadena, CA

Dr. David Michael Ulick, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 100 W California Blvd, Department Of Emergency Medicine, Pasadena, CA 91109
Phone: 626-397-5106    
Dr. Paul Chahn Rhee, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 100 W California Blvd, Pasadena, CA 91105
Phone: 626-397-3445    Fax: 626-397-5643
Dr. Asbasia Aboelkhair Mikhail, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 100 W California Blvd, Pasadena, CA 91105
Phone: 626-397-3445    Fax: 626-397-5643
Dr. Charles Walter Bugg, M.D., PH.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 100 W California Blvd, Pasadena, CA 91125
Phone: 626-397-5116    
Asa Kristian Scott, ATC
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 2560 Lambert Dr, Pasadena, CA 91107
Phone: 626-616-2622    
Dr. Joanna Maack, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 100 W California Blvd, Pasadena, CA 91105
Phone: 917-929-7870    

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