JOSEPH FRANCIS CASTRO MARANA RN, RNC-NIC
NPI 1508706466
Registered Nurse - Neonatal Intensive Care in Baltimore, MD

NPI Status: Active since March 31, 2026

Contact Information

345 SAINT PAUL ST
BALTIMORE, MD
ZIP 21202
Phone: (410) 332-9000

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  • Individual
  • Male
  • Registered Nurse
  • Neonatal Intensive Care

About JOSEPH MARANA

This page provides the complete NPI Profile along with additional information for Joseph Marana, a provider established in Baltimore, Maryland with a medical specialization in Registered Nurse, focusing in neonatal intensive care . The healthcare provider is registered in the NPI registry with number 1508706466 assigned on March 2026. The practitioner's primary taxonomy code is 163WN0002X with license number R203848 (MD). The provider is registered as an individual and his NPI record was last updated March 2026.

NPI
1508706466
Provider Name
JOSEPH FRANCIS CASTRO MARANA RN, RNC-NIC
Gender
Male
Entity Type
Individual
Location Address
345 SAINT PAUL ST BALTIMORE, MD 21202
Location Phone
(410) 332-9000
Mailing Address
305 DEEP DALE DR TIMONIUM, MD 21093
Mailing Phone
(410) 332-9000
Is Sole Proprietor?
No
Enumeration Date
03-31-2026
Last Update Date
03-31-2026
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A registered nurse (RN) like Joseph Marana coordinates and provides patient care and educates patients about various health conditions. Registered nurses give advice and emotional support to patients and their families. The typical duties of a registered nurse include: assessing patient conditions, record medical histories and symptoms, observe patients and record the observations, administer medicines and treatments, consult and collaborate with doctors, operate and monitor medical equipment, teach patients and families how to manage injuries or illnesses, etc.

Registered nurses typically work as part of a team with physicians and other healthcare professionals. In some medical teams registered nurses supervise nursing assistants, licensed practical nurses, and home health aides.

Neonatal nurses - this registered nurse specializes in the care of newborn infants who have health issues like premature births, infections, cardiac malformations, birth defects, etc. These nurses are skilled in handling the unique medical needs of babies and are an essential part of neonatal intensive care units (NICUs).

Location Map

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

Registered Nurse Neonatal Intensive Care

Taxonomy Code
163WN0002X
Type
Nursing Service Providers
License No.
R203848
License State
MD

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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 1508706466, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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
5
Unchanged
Pos 3
0
Doubled → 0
Pos 4
8
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
4
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
6
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 0 → 0 7 → 14 → 5 6 → 12 → 3 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 0 + 8 + 1 + 4 + 0 + 1 + 2 + 4 + 1 + 2 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1508706466.

Other Providers at the Same Location


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

Anesthesiology
345 SAINT PAUL ST
BALTIMORE, MD 21202
Physician Assistant (Medical)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Social Worker (Clinical)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Student in an Organized Health Care Education/Training Program
345 SAINT PAUL ST, BUNTING BUILDING, 7TH FLOOR
BALTIMORE, MD 21202
Nurse Anesthetist, Certified Registered
345 SAINT PAUL ST
BALTIMORE, MD 21202
Anesthesiology
345 SAINT PAUL ST
BALTIMORE, MD 21202
Internal Medicine (Critical Care Medicine)
345 SAINT PAUL ST, MERCY MEDICAL CENTER, 9TH FLOOR, ICU
BALTIMORE, MD 21202
Physician Assistant (Medical)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Registered Nurse (Emergency)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Student in an Organized Health Care Education/Training Program
345 SAINT PAUL ST
BALTIMORE, MD 21202
Physician Assistant (Medical)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Physician Assistant
345 SAINT PAUL ST
BALTIMORE, MD 21202
Physician Assistant (Medical)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Nurse Practitioner (Family)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Physician Assistant
345 SAINT PAUL ST
BALTIMORE, MD 21202
Physical Medicine & Rehabilitation (Pain Medicine)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Physician Assistant
345 SAINT PAUL ST
BALTIMORE, MD 21202
Nurse Practitioner (Family)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Pharmacist
345 SAINT PAUL ST
BALTIMORE, MD 21202
Respiratory Therapist, Registered (General Care)
345 SAINT PAUL ST
BALTIMORE, MD 21202

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1508706466, enumerated as an "individual" on March 31, 2026.

The provider is located at 345 SAINT PAUL ST BALTIMORE, MD 21202 and the phone number is (410) 332-9000.

Registered Nurse with taxonomy code 163WN0002X and a focus in Neonatal Intensive Care.