ZACHARY THOMAS FELLOWS M.D. NPI 1154733152

NPI Information

  • NPI: 1154733152
  • Provider Name: ZACHARY THOMAS FELLOWS, M.D.
  • Classification: Internal Medicine - 207RR0500X
  • Specialization: Rheumatology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 6120 PASEO DEL NORTE STE C1
    CARLSBAD, CA
    ZIP 92011
  • Phone: (760) 891-4687

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NPI Details

Zachary Thomas Fellows, M.D. is a rheumatology internal medicine in Carlsbad, CA with 11 years of experience. The provider is an internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases. Zachary Thomas Fellows, M.D. NPI is 1154733152. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

6120 PASEO DEL NORTE STE C1
CARLSBAD, CA
ZIP 92011-118
Phone: (760) 891-4687
Fax: (760) 684-8715

The NPI 1154733152 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Injection, golimumab, 1 mg, for intravenous use (HCPCS:J1602)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS:J3301)
  • Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less (HCPCS:96365)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • Limited ultrasound scan of joint or other extremity structure lacking blood vessels (HCPCS:76882)
  • Telephone medical discussion with physician, 11-20 minutes (HCPCS:99442)
  • Aspiration and/or injection of fluid from small joint (HCPCS:20600)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Aspiration and/or injection of fluid from large joint (HCPCS:20610)
  • Aspiration and/or injection of fluid from small joint using ultrasound guidance (HCPCS:20604)
  • Telephone medical discussion with physician, 21-30 minutes (HCPCS:99443)
  • Aspiration and/or injection of fluid large joint using ultrasound guidance (HCPCS:20611)
  • Aspiration and/or injection of fluid from medium joint using ultrasound guidance (HCPCS:20606)
  • Aspiration and/or injection of fluid from medium joint (HCPCS:20605)
  • Dxa bone density measurement of hip, pelvis, spine (HCPCS:77080)

The enumeration date for this NPI number is 5/24/2014 and was last updated on 7/8/2024.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207R00000XInternal MedicineA144510CALIFORNIANo
2207RB0002XInternal MedicineObesity MedicineA144510CALIFORNIANo
3207RR0500XInternal MedicineRheumatologyA144510CALIFORNIAYes

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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