ALAN B JOHNSTON PA
NPI 1518976943
Physician Assistant - Medical in Nashua, NH

NPI Status: Active since August 05, 2006

Contact Information

17 RIVERSIDE ST
STE 101
NASHUA, NH
ZIP 03062
Phone: (603) 883-0091
Fax: (603) 881-3739

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  • Individual
  • Male
  • Physician Assistant
  • Medical
  • PECOS Enrolled

About ALAN JOHNSTON

This page provides the complete NPI Profile along with additional information for Alan Johnston, a primary care provider established in Nashua, New Hampshire with a medical specialization in Physician Assistant, focusing in medical . The healthcare provider is registered in the NPI registry with number 1518976943 assigned on August 2006. The practitioner's primary taxonomy code is 363AM0700X with license number 0558 (NH). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1518976943
Provider Name
ALAN B JOHNSTON PA
Gender
Male
Entity Type
Individual
Location Address
17 RIVERSIDE ST STE 101 NASHUA, NH 03062
Location Phone
(603) 883-0091
Location Fax
(603) 881-3739
Mailing Address
17 RIVERSIDE ST STE 101 NASHUA, NH 03062
Mailing Phone
(603) 883-0091
Mailing Fax
(603) 881-3739
Is Sole Proprietor?
No
Enumeration Date
08-05-2006
Last Update Date
10-19-2012
Code Navigator

A primary care provider (PCP) like Alan Johnston 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

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

Physician Assistant Medical

Taxonomy Code
363AM0700X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
0558
License State
NH

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
1801952692OTHER (01)NHNPI, PROVIDER LOCATION
S41213MEDICARE UPIN (02)NH 
1881772242OTHER (01)NHNPI, PROVIDER LOCATION
0132510005MEDICARE NSC (07)NH 
1841320207OTHER (01)NHNPI, PROVIDER LOCATION
1861558645OTHER (01)NHNPI, PROVIDER LOCATION
1922164797OTHER (01)NHNPI, PROVIDER LOCATION
30334925MEDICAID (05)NH 
0132510002MEDICARE NSC (07)NH 
0132510003MEDICARE NSC (07)NH 
0132510004MEDICARE NSC (07)NH 
1932256914OTHER (01)NHNPI, PROVIDER LOCATION
0132510001MEDICARE NSC (07)NH 

Medicare Participation & PECOS Enrollment Status

Alan Johnston is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Reviews for ALAN B JOHNSTON PA

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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 1518976943, we treat the final digit (3) 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 3).

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
5
Unchanged
Pos 3
1
Doubled → 2
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
7
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
4
Doubled → 8
Check
3
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 9 → 18 → 9 6 → 12 → 3 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 2 + 8 + 1 + 8 + 7 + 1 + 2 + 9 + 8 + 24 = 77

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

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1518976943.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Podiatrist
17 RIVERSIDE ST, #205
NASHUA, NH 03062
Physician Assistant (Surgical)
17 RIVERSIDE ST, SUITE 201
NASHUA, NH 03062
Orthopaedic Surgery
17 RIVERSIDE ST, STE 101
NASHUA, NH 03062
Orthopaedic Surgery
17 RIVERSIDE ST, SUITE 101
NASHUA, NH 03062
Otolaryngology
17 RIVERSIDE ST, SUITE 104
NASHUA, NH 03062
Urology
17 RIVERSIDE ST, SUITE 201
NASHUA, NH 03062
Podiatrist
17 RIVERSIDE ST, SUITE 205
NASHUA, NH 03062
Physical Therapist (Sports)
17 RIVERSIDE ST, STE 203
NASHUA, NH 03062
Physical Therapist
17 RIVERSIDE ST, STE 203
NASHUA, NH 03062
Occupational Therapist
17 RIVERSIDE ST
NASHUA, NH 03062
Occupational Therapist (Hand)
17 RIVERSIDE ST
NASHUA, NH 03062
Occupational Therapist
17 RIVERSIDE ST, STE 203
NASHUA, NH 03062
Physician Assistant (Medical)
17 RIVERSIDE ST, SUITE 101
NASHUA, NH 03062
Orthopaedic Surgery
17 RIVERSIDE ST, STE 101
NASHUA, NH 03062
Clinic/Center (Magnetic Resonance Imaging (MRI))
17 RIVERSIDE ST, STE 101
NASHUA, NH 03062
Orthopaedic Surgery
17 RIVERSIDE ST, STE 101
NASHUA, NH 03062
Orthopaedic Surgery
17 RIVERSIDE ST, SUITE 101
NASHUA, NH 03062
Clinic/Center (Magnetic Resonance Imaging (MRI))
17 RIVERSIDE ST, SUITE 101
NASHUA, NH 03062
Physical Therapist
17 RIVERSIDE ST
NASHUA, NH 03062
Prosthetic/Orthotic Supplier
17 RIVERSIDE ST, SUITE 103
NASHUA, NH 03062

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1518976943, enumerated as an "individual" on August 05, 2006.

The provider is located at 17 RIVERSIDE ST STE 101 NASHUA, NH 03062 and the phone number is (603) 883-0091.

Physician Assistant with taxonomy code 363AM0700X and a focus in Medical.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.