ANGELA I INGENDAAY M D PROFESSIONAL CORPORATION
NPI 1770188252
General Practice in Grass Valley, CA

NPI Status: Active since December 02, 2020

Contact Information

150 S AUBURN ST
GRASS VALLEY, CA
ZIP 95945
Phone: (530) 559-1342
Fax: (530) 692-7020

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  • Organization
  • General Practice

About ANGELA I INGENDAAY M D PROFESSIONAL CORPORATION

This page provides the complete NPI Profile along with additional information for Angela I Ingendaay M D Professional Corporation, a primary care provider established in Grass Valley, California operating as a General Practice. The healthcare provider is registered in the NPI registry with number 1770188252 assigned on December 2020. The practitioner's primary taxonomy code is 208D00000X. The provider is registered as an organization and their NPI record was last updated June 2026. 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 Dr. Angela I Ingendaay M.d. (Ceo/md)

NPI
1770188252
Provider Name
ANGELA I INGENDAAY M D PROFESSIONAL CORPORATION
Entity Type
Organization
Location Address
150 S AUBURN ST GRASS VALLEY, CA 95945
Location Phone
(530) 559-1342
Location Fax
(530) 692-7020
Mailing Address
PO BOX 856 OREGON HOUSE, CA 95962
Mailing Phone
(530) 559-1342
Mailing Fax
(530) 692-7020
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-02-2020
Last Update Date
06-09-2026
Code Navigator

A primary care provider (PCP) like Angela I Ingendaay M D Professional Corporation sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

Location Map

Secondary Locations

  • 9676 Artemis Court
    Oregon House, CA 95962
    (530) 559-1342

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

General Practice

Taxonomy Code
208D00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee

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.

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

DR. ANGELA I INGENDAAY M.D.

Authorized Official Title
CEO/MD
Authorized Official Phone
(530) 559-1342

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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 1770188252, 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
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
8
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 7 → 14 → 5 1 → 2 8 → 16 → 7 5 → 10 → 1

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 + 2 + 8 + 1 + 6 + 2 + 1 + 0 + 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 1770188252.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Clinic/Center (Primary Care)
150 S AUBURN ST
GRASS VALLEY, CA 95945
General Practice
150 S AUBURN ST
GRASS VALLEY, CA 95945

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770188252, enumerated as an "organization" on December 02, 2020.

The provider is located at 150 S AUBURN ST GRASS VALLEY, CA 95945 and the phone number is (530) 559-1342.

General Practice with taxonomy code 208D00000X.