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Nathan Riddell in North Chelmsford, Massachusetts

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Nathan Riddell has Internal Medicine as his primary medical specialty. Their primary office is: 14 Research Pl in North Chelmsford, Massachusetts.

They're a part of the: Lgh Merrimack Valley Cardiology Associates, Llc medical group which has around 22 members. You can call their office at 978-256-6607 to schedule an appointment. They also accept the Medicare-approved amount as payment in full. They attended Sorry, his university is not listed and graduated in 2013 (around 11 years of experience). They are not listed as doing telehealth appointments, but this may have changed. It can't hurt to call and check. If anything it may encourage them to make them available if they are not currently.


Nathan E. Riddell Office Phone and Directions

Nathan Riddell
Lgh Merrimack Valley Cardiology Associates, Llc
14 Research Pl
North Chelmsford, Massachusetts 01863
978-256-6607


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Phone: 978-256-6607


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Healthcare Info for Nathan Riddell

Additional Medical Specialties Include:
CARDIOVASCULAR DISEASE (CARDIOLOGY)

Medical School: Sorry, his university is not listed
Graduation Year: 2013
The Primary Medical Specialty for Nathan Riddell is listed as: Internal Medicine
Approximate Years of Experience: 11
PAC (PECOS ID)#: 2062643489
NPI #: 1245670983
NPI Created On: 06/26/2013
NPI Last Updated Listed as: 06/26/2013
Primary Taxonomy Code: 207R00000X
License Number:
256554
Listed Gender: Male

Procedures, Services, Charges


Services and Procedures include:

  1. Catheter insertion of stents in major coronary artery or branch, accessed through the skin
  2. Routine ekg using at least 12 leads including interpretation and report
  3. Exercise or drug-induced heart and blood vessel stress test with ekg monitoring, physician supervision, interpretation, and report
  4. Ultrasound examination of heart including color-depicted blood flow rate, direction, and valve function
  5. Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart
  6. Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes
  7. New patient office or other outpatient visit, typically 45 minutes
  8. Established patient office or other outpatient, visit typically 25 minutes
  9. Initial hospital inpatient care, typically 50 minutes per day
  10. Initial hospital inpatient care, typically 70 minutes per day
  11. Subsequent hospital inpatient care, typically 25 minutes per day

Open Payments Data. This can include items to test (Durable Medical Equipment (DME)), Biological, Drug Samples, etc. This data must be reported to CMS.


Payments Total: $24

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788033815

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Cardiovascular & Metabolism

Name of Drug #1: XARELTO

Open Associated Drug #1: 50458-580-30


Payments Total: $19

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 788033817

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Cardiovascular & Metabolism

Name of Drug #1: XARELTO

Open Associated Drug #1: 50458-580-30


Payments Total: $25

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 813200743

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: CARDIOVASCULAR

Name of Drug #1: ENTRESTO

Open Associated Drug #1: 0078-0659-20


Payments Total: $21

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 833382281

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: CARDIOVASCULAR;METABOLIC DISEASE

Name of Drug #1: ELIQUIS

Open Associated Drug #1: 0003-0893-21

Drug or Biological: Drug

Product Category #2: CARDIOVASCULAR

Name Of Drug #2:: VYNDAQEL

Associated Drug #2: 0069-8729-55


Payments Total: $15

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Context of payment:: Informational Meal

Record ID:: 829757351

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Cardiovascular and Metabolism

Name of Drug #1: BRILINTA

Open Associated Drug #1: 0186-0776-60


Payments Total: $13

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Context of payment:: Informational Meal

Record ID:: 830175125

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Cardiovascular and Metabolism

Name of Drug #1: BRILINTA

Open Associated Drug #1: 0186-0776-60


Payments Total: $12

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 854127775

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: CONTRAST AGENT

Name of Drug #1: DEFINITY

Open Associated Drug #1: 11994-011-01


Internal Medicine Professionals in North Chelmsford

14 Research Pl
North-chelmsford, MA
Lgh Merrimack Valley Cardiology Associates, Llc

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Lgh Professional Services Llc

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Lgh Professional Services Llc

20 Research Pl
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Lgh Medical Group, Inc.

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Stony Brook Primary Care Llc

Providers in Lgh Merrimack Valley Cardiology Associates, Llc

1.Omar Ali Md

14 Research Pl
North Chelmsford Ma 01863-2412
Lgh Merrimack Valley Cardiology Associates, Llc
Interventional Cardiology

2.Artem Astsaturov

14 Research Pl
North Chelmsford Ma 01863-2412
Lgh Merrimack Valley Cardiology Associates, Llc
Cardiovascular Disease (cardiology)

3.Rylee Coutu

14 Research Pl
North Chelmsford Ma 01863-2412
Lgh Merrimack Valley Cardiology Associates, Llc
Nurse Practitioner

4.Brian Cullingford

14 Research Pl
North Chelmsford Ma 01863-2412
Lgh Merrimack Valley Cardiology Associates, Llc
Cardiovascular Disease (cardiology)

5.Bryan Dolan

14 Research Pl
North Chelmsford Ma 01863-2412
Lgh Merrimack Valley Cardiology Associates, Llc
Cardiovascular Disease (cardiology)

6.Eric Ewald Md

14 Research Pl
North Chelmsford Ma 01863-2412
Lgh Merrimack Valley Cardiology Associates, Llc
Cardiovascular Disease (cardiology)

View all 22 members of Lgh Merrimack Valley Cardiology Associates, Llc medical group