DR. HOWARD RAYMOND UNDERWOOD MD,
NPI 1912232372
Obstetrics & Gynecology in Bethesda, MD

NPI Status: Active since October 02, 2009

Contact Information

4502 HIGHLAND AVE
BETHESDA, MD
ZIP 20814
Phone: (301) 312-8790

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  • Individual
  • Male
  • Obstetrics & Gynecology

About HOWARD UNDERWOOD

This page provides the complete NPI Profile along with additional information for Howard Underwood, a women's health care provider established in Bethesda, Maryland with a medical specialization in Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1912232372 assigned on October 2009. The practitioner's primary taxonomy code is 207V00000X with license number MD063129L (PA). The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1912232372
Provider Name
DR. HOWARD RAYMOND UNDERWOOD MD,
Gender
Male
Entity Type
Individual
Location Address
4502 HIGHLAND AVE BETHESDA, MD 20814
Location Phone
(301) 312-8790
Mailing Address
4502 HIGHLAND AVE BETHESDA, MD 20814
Mailing Phone
(301) 312-8790
Is Sole Proprietor?
No
Enumeration Date
10-02-2009
Last Update Date
10-02-2009
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Women's health care providers like Howard Underwood treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, 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

Obstetrics & Gynecology

Taxonomy Code
207V00000X
Type
Allopathic & Osteopathic Physicians
License No.
MD063129L
License State
PA
Taxonomy Description
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

98-00408 (NC)
2207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

039328 (CT)
3207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

MD00036917 (WA)

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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 1912232372, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 2 + 2 + 4 + 3 + 4 + 3 + 1 + 4 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1912232372.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912232372, enumerated as an "individual" on October 02, 2009.

The provider is located at 4502 HIGHLAND AVE BETHESDA, MD 20814 and the phone number is (301) 312-8790.

Obstetrics & Gynecology with taxonomy code 207V00000X.