MR. MARCELLIS ALEXANDER HARRIS RRT
NPI 1992586598
Respiratory Therapist, Registered in Fremont, CA

NPI Status: Active since October 10, 2023

Contact Information

39400 PASEO PADRE PKWY
FREMONT, CA
ZIP 94538
Phone: (510) 248-3000

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  • Individual
  • Male
  • Respiratory Therapist, Registered

About MARCELLIS HARRIS

This page provides the complete NPI Profile along with additional information for Marcellis Harris, a provider established in Fremont, California with a medical specialization in Respiratory Therapist, Registered. The healthcare provider is registered in the NPI registry with number 1992586598 assigned on October 2023. The practitioner's primary taxonomy code is 227900000X with license number 42133 (CA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1992586598
Provider Name
MR. MARCELLIS ALEXANDER HARRIS RRT
Other Name
ALYX HARRIS
Other Name Type
Other Name (5)
Gender
Male
Entity Type
Individual
Location Address
39400 PASEO PADRE PKWY FREMONT, CA 94538
Location Phone
(510) 248-3000
Mailing Address
39400 PASEO PADRE PKWY FREMONT, CA 94538
Mailing Phone
(510) 248-3000
Is Sole Proprietor?
No
Enumeration Date
10-10-2023
Last Update Date
10-10-2023
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Respiratory Therapist, Registered

Taxonomy Code
227900000X
Type
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
License No.
42133
License State
CA
Taxonomy Description
A Registered Respiratory Therapist (RRT) is an advanced therapist who has passed standardized written and clinical simulation examinations administered by the National Board for Respiratory Care (NBRC). In addition, to the certified therapist (CRT) entry level skills, RRTs have advanced education and training in patient assessment, in the development and modification of patient care plans, and in assuring the appropriate utilization of respiratory care resources. An RRT is a graduate of an associate or baccalaureate degree producing educational programs approved by the Commission on Accreditation of Allied Health Education Programs (CAAHEP) and where applicable, is licensed by the state and is practicing within the scope of that license.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1992586598, we treat the final digit (8) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
8
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
5
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
8
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 5 → 10 → 1 6 → 12 → 3 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 9 + 1 + 8 + 2 + 1 + 0 + 8 + 1 + 2 + 5 + 1 + 8 + 24 = 72

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1992586598.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Pharmacist
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Pharmacist
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Pharmacist
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Pharmacist
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Registered Nurse (Women's Health Care, Ambulatory)
39400 PASEO PADRE PKWY, EMBARCADERO OB/GYN
FREMONT, CA 94538
Pediatrics
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine (Hematology & Oncology)
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Pediatrics
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine (Rheumatology)
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine (Infectious Disease)
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Surgery
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Obstetrics & Gynecology
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Ophthalmology
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Surgery
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine
39400 PASEO PADRE PKWY
FREMONT, CA 94538

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992586598, enumerated as an "individual" on October 10, 2023.

The provider is located at 39400 PASEO PADRE PKWY FREMONT, CA 94538 and the phone number is (510) 248-3000.

Respiratory Therapist, Registered with taxonomy code 227900000X.