JOHN D MCCALLUM III M.D.
NPI 1447247606
Orthopaedic Surgery in Branford, CT

NPI Status: Active since October 03, 2005

Contact Information

84 N MAIN ST
BRANFORD, CT
ZIP 06405
Phone: (203) 483-2509
Fax: (203) 483-2513

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  • Individual
  • Male
  • Years of Experience 37
  • Orthopaedic Surgery
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About JOHN MCCALLUM

This page provides the complete NPI Profile along with additional information for John Mccallum, a provider established in Branford, Connecticut with a medical specialization in Orthopaedic Surgery and more than 37 years of experience. He graduated from Perelman School Of Med At The University Of Pennsylvania in 1989. The healthcare provider is registered in the NPI registry with number 1447247606 assigned on October 2005. The practitioner's primary taxonomy code is 207X00000X with license number 34635 (CT). The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1447247606
Provider Name
JOHN D MCCALLUM III M.D.
Gender
Male
Entity Type
Individual
Location Address
84 N MAIN ST BRANFORD, CT 06405
Location Phone
(203) 483-2509
Location Fax
(203) 483-2513
Mailing Address
2 BARNES INDUSTRIAL RD S WALLINGFORD, CT 06492
Mailing Phone
(203) 626-0160
Mailing Fax
(203) 483-2513
Medical School Name
PERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduation Year
1989
Is Sole Proprietor?
No
Enumeration Date
10-03-2005
Last Update Date
05-12-2026
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Location Map

Secondary Locations

  • 450 Boston Post Rd
    Guilford, CT 06437
    (203) 453-6340
  • 2408 Whitney Ave
    Hamden, CT 06518
    (203) 407-3545
  • 701 N Colony Rd
    Wallingford, CT 06492
    (203) 265-1800

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

Orthopaedic Surgery

Taxonomy Code
207X00000X
Type
Allopathic & Osteopathic Physicians
License No.
34635
License State
CT
Taxonomy Description
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

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)
1207XS0114XAllopathic & Osteopathic Physicians

Orthopaedic Surgery
Adult Reconstructive Orthopaedic Surgery

34635 (CT)

Medicare Participation & PECOS Enrollment Status

John Mccallum is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

John Mccallum 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

  • PECOS PAC ID: 2163335738

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20081205000468

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • 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

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Orthotic Devices

  • DME-Orthotic Devices (DF011N)

    Knee orthosis, elastic with joints, prefabricated, off-the-shelf (HCPCS:L1812)

    3 DME suppliers used 16 Medicare Claims 17 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Aspiration and/or injection of fluid from large joint

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

This service was performed 28 times for 26 patients

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 202 times for 164 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 173 times for 167 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

This service was performed 92 times for 20 patients

Mri scan of leg joint without contrast

An MRI scan of your leg joint is a non-invasive procedure that uses magnetic fields and radio waves to create detailed images of the structures within your leg. This helps doctors diagnose or monitor conditions without using contrast dye.

This service was performed 34 times for 31 patients

New patient office or other outpatient visit, 30-44 minutes

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

This service was performed 83 times for 83 patients

Replacement of knee joint, both sides of knee

A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.

This service was performed 106 times for 101 patients

X-ray of knee, 1-2 views

An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.

This service was performed 27 times for 25 patients

X-ray of knee, 3 views

An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.

This service was performed 582 times for 363 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $23.46 for a new patient copayment and $18.88 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 06405 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $93.86
  • Minimum New Patient Price $60.82
  • Maximum New Patient Price $183.1
  • Average New Patient Copayment $23.46
  • Minimum New Patient Copayment $15.2
  • Maximum New Patient Copayment $45.77

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $75.55
  • Minimum Established Patient Price $19.76
  • Maximum Established Patient Price $149.26
  • Average Established Patient Copayment $18.88
  • Minimum Established Patient Copayment $4.94
  • Maximum Established Patient Copayment $37.31

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for JOHN D MCCALLUM III M.D.

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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 1447247606, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
4
Unchanged
Pos 3
4
Doubled → 8
Pos 4
7
Unchanged
Pos 5
2
Doubled → 4
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
6
Unchanged
Pos 9
0
Doubled → 0
Check
6
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 4 → 8 2 → 4 7 → 14 → 5 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 4 + 4 + 1 + 4 + 6 + 0 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1447247606.

Other Providers at the Same Location


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

Physical Therapist
84 N MAIN ST
BRANFORD, CT 06405
Physical Therapist
84 N MAIN ST
BRANFORD, CT 06405
Physical Therapist
84 N MAIN ST, SUITE 200
BRANFORD, CT 06405
Physical Therapist
84 N MAIN ST
BRANFORD, CT 06405
Internal Medicine
84 N MAIN ST
BRANFORD, CT 06405
Registered Nurse (Registered Nurse First Assistant)
84 N MAIN ST, BUILDING 2
BRANFORD, CT 06405
Nurse Anesthetist, Certified Registered
84 N MAIN ST
BRANFORD, CT 06405
Anesthesiology
84 N MAIN ST
BRANFORD, CT 06405
Anesthesiology
84 N MAIN ST
BRANFORD, CT 06405
Clinic/Center (Physical Therapy)
84 N MAIN ST
BRANFORD, CT 06405
Clinic/Center (Physical Therapy)
84 N MAIN ST
BRANFORD, CT 06405
Physician Assistant (Surgical)
84 N MAIN ST
BRANFORD, CT 06405
Physician Assistant
84 N MAIN ST
BRANFORD, CT 06405
Nurse Anesthetist, Certified Registered
84 N MAIN ST
BRANFORD, CT 06405
Orthopaedic Surgery (Foot and Ankle Surgery)
84 N MAIN ST
BRANFORD, CT 06405
Orthopaedic Surgery
84 N MAIN ST
BRANFORD, CT 06405
Orthopaedic Surgery
84 N MAIN ST
BRANFORD, CT 06405
Radiology (Diagnostic Radiology)
84 N MAIN ST, MRI
BRANFORD, CT 06405
Podiatrist (Foot & Ankle Surgery)
84 N MAIN ST
BRANFORD, CT 06405
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
84 N MAIN ST
BRANFORD, CT 06405

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447247606, enumerated as an "individual" on October 03, 2005.

The provider is located at 84 N MAIN ST BRANFORD, CT 06405 and the phone number is (203) 483-2509.

Orthopaedic Surgery with taxonomy code 207X00000X.