CONSTANCE HWANG M.D.
NPI 1861448680
Internal Medicine in Baltimore, MD

NPI Status: Active since May 25, 2006

Contact Information

911 N BROADWAY
JOHNS HOPKINS HOSPITAL BROADWAY CTR HEALTHSUITE
BALTIMORE, MD
ZIP 21205
Phone: (410) 955-5439

Get Directions Write a Review

  • Individual
  • Female
  • Internal Medicine

About CONSTANCE HWANG

This page provides the complete NPI Profile along with additional information for Constance Hwang, an internist established in Baltimore, Maryland with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1861448680 assigned on May 2006. The practitioner's primary taxonomy code is 207R00000X with license number D62824 (MD). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1861448680
Provider Name
CONSTANCE HWANG M.D.
Gender
Female
Entity Type
Individual
Location Address
911 N BROADWAY JOHNS HOPKINS HOSPITAL BROADWAY CTR HEALTHSUITE BALTIMORE, MD 21205
Location Phone
(410) 955-5439
Mailing Address
6133 WATCH CHAIN WAY COLUMBIA, MD 21044
Mailing Phone
(267) 408-2174
Is Sole Proprietor?
No
Enumeration Date
05-25-2006
Last Update Date
07-08-2007
Code Navigator

An internist like Constance Hwang is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
D62824
License State
MD
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
I43893MEDICARE UPIN (02)MD 
KR70M728MEDICARE ID-TYPE UNSPECIFIED (04)MD 

Reviews for CONSTANCE HWANG M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1861448680, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
8
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
1
Unchanged
Pos 5
4
Doubled → 8
Pos 6
4
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
0
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 6 → 12 → 3 4 → 8 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 2 + 1 + 8 + 4 + 1 + 6 + 6 + 1 + 6 + 24 = 70

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

The next multiple of ten after 70 is 70. The difference is the calculated check digit.

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1861448680.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Nurse Practitioner (Psychiatric/Mental Health)
911 N BROADWAY
BALTIMORE, MD 21205
Psychologist
911 N BROADWAY
BALTIMORE, MD 21205
Counselor (Addiction (Substance Use Disorder))
911 N BROADWAY
BALTIMORE, MD 21205

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861448680, enumerated as an "individual" on May 25, 2006.

The provider is located at 911 N BROADWAY JOHNS HOPKINS HOSPITAL BROADWAY CTR HEALTHSUITE BALTIMORE, MD 21205 and the phone number is (410) 955-5439.

Internal Medicine with taxonomy code 207R00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.