DR. GARY W GRUBB M.D.
NPI 1881891067
Family Medicine in Lancaster, CA

NPI Status: Active since June 29, 2007

Contact Information

1672 W AVENUE J
SUITE 105
LANCASTER, CA
ZIP 93534
Phone: (661) 945-0821
Fax: (661) 948-6255

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  • Individual
  • Male
  • Family Medicine

About GARY GRUBB

This page provides the complete NPI Profile along with additional information for Gary Grubb, a primary care provider established in Lancaster, California with a medical specialization in Family Medicine. The healthcare provider is registered in the NPI registry with number 1881891067 assigned on June 2007. The practitioner's primary taxonomy code is 207Q00000X with license number G43124 (CA). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1881891067
Provider Name
DR. GARY W GRUBB M.D.
Gender
Male
Entity Type
Individual
Location Address
1672 W AVENUE J SUITE 105 LANCASTER, CA 93534
Location Phone
(661) 945-0821
Location Fax
(661) 948-6255
Mailing Address
1672 W AVENUE J SUITE 105 LANCASTER, CA 93534
Mailing Phone
(661) 945-0821
Mailing Fax
(661) 948-6255
Is Sole Proprietor?
Yes
Enumeration Date
06-29-2007
Last Update Date
08-09-2010
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A primary care provider (PCP) like Gary Grubb 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 .

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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

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
G43124
License State
CA
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

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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 1881891067, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 6 + 1 + 1 + 6 + 9 + 2 + 0 + 1 + 2 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1881891067.

Other Providers at the Same Location


The following 14 providers are registered at the same or a nearby location.

Anesthesiology
1672 W AVENUE J, SUITE 209
LANCASTER, CA 93534
Anesthesiology
1672 W AVENUE J, SUITE 209
LANCASTER, CA 93534
Dentist (General Practice)
1672 W AVENUE J, STE 109
LANCASTER, CA 93534
Marriage & Family Therapist
1672 W AVENUE J, SUITE 207
LANCASTER, CA 93534
Community/Behavioral Health
1672 W AVENUE J, SUITE 203
LANCASTER, CA 93534
Psychologist
1672 W AVENUE J, SUITE 207
LANCASTER, CA 93534
Podiatrist
1672 W AVENUE J, SUITE 201
LANCASTER, CA 93534
Family Medicine
1672 W AVENUE J, SUITE 105
LANCASTER, CA 93534
Specialist
1672 W AVENUE J, STE 110
LANCASTER, CA 93534
Psychiatry & Neurology (Psychiatry)
1672 W AVENUE J, STE 110
LANCASTER, CA 93534
Durable Medical Equipment & Medical Supplies
1672 W AVENUE J, SUITE #207-C
LANCASTER, CA 93534
Family Medicine
1672 W AVENUE J, SUITE 103
LANCASTER, CA 93534
Clinic/Center (Dental)
1672 W AVENUE J, STE 109
LANCASTER, CA 93534
Clinic/Center (Dental)
1672 W AVENUE J
LANCASTER, CA 93534

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1881891067, enumerated as an "individual" on June 29, 2007.

The provider is located at 1672 W AVENUE J SUITE 105 LANCASTER, CA 93534 and the phone number is (661) 945-0821.

Family Medicine with taxonomy code 207Q00000X.