MARTHA A. GRISWOLD MD PC
NPI 1770771248
Internal Medicine in Petersburg, VA

NPI Status: Active since October 10, 2007

Contact Information

507 S SYCAMORE ST
PETERSBURG, VA
ZIP 23803
Phone: (804) 861-8444
Fax: (804) 862-1582

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  • Organization
  • Internal Medicine

About MARTHA A. GRISWOLD MD PC

This page provides the complete NPI Profile along with additional information for Martha A. Griswold Md Pc, an internist established in Petersburg, Virginia operating as a Internal Medicine. The healthcare provider is registered in the NPI registry with number 1770771248 assigned on October 2007. The practitioner's primary taxonomy code is 207R00000X with license number 0101033077 (VA). The provider is registered as an organization and their NPI record was last updated 19 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Martha A. Griswold M.d., P.c. (Owner)

NPI
1770771248
Provider Name
MARTHA A. GRISWOLD MD PC
Entity Type
Organization
Location Address
507 S SYCAMORE ST PETERSBURG, VA 23803
Location Phone
(804) 861-8444
Location Fax
(804) 862-1582
Mailing Address
507 S SYCAMORE ST PETERSBURG, VA 23803
Mailing Phone
(804) 861-8444
Mailing Fax
(804) 862-1582
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-10-2007
Last Update Date
01-07-2008
Code Navigator

An internist like Martha A. Griswold Md Pc 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.
0101033077
License State
VA
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.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

MARTHA A. GRISWOLD M.D., P.C.

Authorized Official Title
OWNER
Authorized Official Phone
(804) 861-8444

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
006097812MEDICAID (05)VA 
00X534M01MEDICARE PIN (08)VA 
1770771248OTHER (01)NPI
C10320OTHER (01)MEDICARE GROUP
C36480MEDICARE UPIN (02)VA 

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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 1770771248, 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 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
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
7
Unchanged
Pos 7
1
Doubled → 2
Pos 8
2
Unchanged
Pos 9
4
Doubled → 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 7 → 14 → 5 7 → 14 → 5 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 1 + 4 + 7 + 2 + 2 + 8 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1770771248.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770771248, enumerated as an "organization" on October 10, 2007.

The provider is located at 507 S SYCAMORE ST PETERSBURG, VA 23803 and the phone number is (804) 861-8444.

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.