JOHN E MASSEY MD
NPI 1619003415
Anesthesiology - Pain Medicine in Los Gatos, CA
NPI Status: Active since February 26, 2007
Contact Information
15047 LOS GATOS BLVD
STE 200
LOS GATOS, CA
ZIP 95032
Phone: (408) 364-6799
Fax: (408) 378-4510
- Individual
- Male
- Anesthesiology
- Pain Medicine
About JOHN MASSEY
This page provides the complete NPI Profile along with additional information for John Massey, a provider established in Los Gatos, California with a medical specialization in Anesthesiology, focusing in pain medicine . The healthcare provider is registered in the NPI registry with number 1619003415 assigned on February 2007. The practitioner's primary taxonomy code is 207LP2900X with license number G76734 (CA). The provider is registered as an individual and his NPI record was last updated 17 years ago.
- NPI
- 1619003415
- Provider Name
- JOHN E MASSEY MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 15047 LOS GATOS BLVD STE 200 LOS GATOS, CA 95032
- Location Phone
- (408) 364-6799
- Location Fax
- (408) 378-4510
- Mailing Address
- 15047 LOS GATOS BLVD STE 200 LOS GATOS, CA 95032
- Mailing Phone
- (408) 364-6799
- Mailing Fax
- (408) 378-4510
- Is Sole Proprietor?
- No
- Enumeration Date
- 02-26-2007
- Last Update Date
- 03-19-2009
- Code Navigator
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
Anesthesiology Pain Medicine
- Taxonomy Code
- 207LP2900X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- G76734
- License State
- CA
- Taxonomy Description
- An anesthesiologist who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic and/or cancer pain in both hospital and ambulatory settings. Patient care needs are also coordinated with other specialists.
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) |
|---|---|---|---|---|
| 1 | 207L00000X | Allopathic & Osteopathic Physicians | Anesthesiology | G76734 (CA) |
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 |
|---|---|---|---|
| ZZZ23054Z | OTHER (01) | CA | MEDICARE PTAN |
| G05874 | MEDICARE UPIN (02) | CA | |
| ZZZP4311Z | MEDICARE ID-TYPE UNSPECIFIED (04) | CA |
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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 1619003415, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 55 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
LOS GATOS, CA 95032
LOS GATOS, CA 95032
LOS GATOS, CA 95032
LOS GATOS, CA 95032
LOS GATOS, CA 95032
LOS GATOS, CA 95032
LOS GATOS, CA 95032
LOS GATOS, CA 95032
LOS GATOS, CA 95032
LOS GATOS, CA 95032
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1619003415, enumerated as an "individual" on February 26, 2007.
The provider is located at 15047 LOS GATOS BLVD STE 200 LOS GATOS, CA 95032 and the phone number is (408) 364-6799.
Anesthesiology with taxonomy code 207LP2900X and a focus in Pain Medicine.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
