DANIEL HEXTER M.D.
NPI 1942224753
Psychiatry & Neurology - Neurology in Annapolis, MD

NPI Status: Active since July 26, 2006

Contact Information

122 DEFENSE HWY
210
ANNAPOLIS, MD
ZIP 21401
Phone: (410) 266-9694
Fax: (410) 266-9695

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  • Individual
  • Male
  • Years of Experience 29
  • Psychiatry & Neurology
  • Neurology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About DANIEL HEXTER

This page provides the complete NPI Profile along with additional information for Daniel Hexter, a provider established in Annapolis, Maryland with a medical specialization in Psychiatry & Neurology, focusing in neurology and more than 29 years of experience. He graduated from University Of Maryland School Of Medicine in 1997. The healthcare provider is registered in the NPI registry with number 1942224753 assigned on July 2006. The practitioner's primary taxonomy code is 2084N0400X with license number D0066229 (MD). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1942224753
Provider Name
DANIEL HEXTER M.D.
Gender
Male
Entity Type
Individual
Location Address
122 DEFENSE HWY 210 ANNAPOLIS, MD 21401
Location Phone
(410) 266-9694
Location Fax
(410) 266-9695
Mailing Address
122 DEFENSE HWY STE 210 ANNAPOLIS, MD 21401
Mailing Phone
(410) 266-9694
Mailing Fax
(410) 266-9695
Medical School Name
UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduation Year
1997
Is Sole Proprietor?
Yes
Enumeration Date
07-26-2006
Last Update Date
07-15-2025
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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

Psychiatry & Neurology Neurology

Taxonomy Code
2084N0400X
Type
Allopathic & Osteopathic Physicians
License No.
D0066229
License State
MD
Taxonomy Description
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

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.

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
P00657598OTHER (01)RAILROAD MEDICARE
A94903OTHER (01)CASTATE LICENSE
D0066229OTHER (01)MDMARYLAND LICENSE
413491500MEDICAID (05)MD 

Medicare Participation & PECOS Enrollment Status

Daniel Hexter 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.

Daniel Hexter 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: 3274538889

    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: I20080425000467

    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.

Durable Medical Equipment

  • DME-Other DME (DE001N)

    Continuous positive airway pressure (cpap) device (HCPCS:E0601)

    2 DME suppliers used 19 Medicare Claims 19 Services Paid

  • DME-Other DME (DE000N)

    Supplies for external non-insulin drug infusion pump, syringe type cartridge, sterile, each (HCPCS:K0552)

    2 DME suppliers used 11 Medicare Claims 48 Services Paid

Unknown

  • Treatment-Injections and Infusions (nononcologic) (RI008N)

    Injection, immune globulin (hizentra), 100 mg (HCPCS:J1559)

    2 DME suppliers used 29 Medicare Claims 16752 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.

Administration of psychological or neuropsychological test, first 30 minutes

This procedure involves a health professional conducting a psychological or neuropsychological test. The first 30 minutes typically involve understanding your mental health or brain function through various assessments. This helps in diagnosing and treating mental health disorders effectively.

This service was performed 31 times for 28 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 36 times for 34 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 188 times for 152 patients

Established patient office or other outpatient visit, 40-54 minutes

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

This service was performed 253 times for 168 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

This service was performed 200 times for 34 patients

Infusion into a vein for therapy, prevention, or diagnosis, each additional hour

This procedure involves delivering medication, fluids, or nutrients directly into your vein. This is done to treat, prevent, or diagnose various conditions. Each additional hour refers to the extended time you may need to receive these substances for optimal results.

This service was performed 381 times for 17 patients

Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face

This procedure involves injecting a chemical into specific facial and neck muscles, causing temporary paralysis. This helps reduce muscle activity and can alleviate certain medical conditions. Both sides of the face are treated for a balanced result.

This service was performed 51 times for 29 patients

Injection of chemical for paralysis of nerve muscles on side of neck excluding voice box

This procedure involves injecting a chemical into specific neck muscles, causing temporary paralysis. It's designed to alleviate symptoms related to nerve disorders. The voice box isn't affected, ensuring normal speech post-procedure.

This service was performed 39 times for 19 patients

Injection, eptinezumab-jjmr, 1 mg

Eptinezumab-jjmr is a medication given through injection to prevent migraines. It works by blocking a specific protein that may cause migraines. This injection is usually given every 3 months by a healthcare professional.

This service was performed 6,900 times for 13 patients

Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg

This is an injection of immune globulin, specifically Gamunex-C or Gammaked. It's a liquid form, not freeze-dried. Immune globulin is a blood product that helps your immune system to fight infections. It's given in a dose of 500 mg.

This service was performed 7,230 times for 15 patients

Injection, immune globulin, intravenous, non-lyophilized (e.g., liquid), not otherwise specified, 500 mg

This is an intravenous injection of liquid immune globulin, a protein that helps your body fight off infections. The dose is 500 mg. It's not made from freeze-dried substances, meaning it's ready to use without rehydration.

This service was performed 1,117 times for 11 patients

Injection, incobotulinumtoxin a, 1 unit

Incobotulinumtoxin A, 1 unit, is an injection commonly known as Botox. It's used to treat various conditions like muscle spasms or wrinkles. The substance temporarily paralyzes muscles, providing relief or aesthetic improvement.

This service was performed 3,900 times for 12 patients

Injection, onabotulinumtoxina, 1 unit

Onabotulinumtoxina, also known as Botox, is a medication injected into muscles. It's used to treat various conditions by blocking nerve activity in the muscles, causing a temporary reduction in muscle activity. The units refer to the dosage.

This service was performed 14,102 times for 40 patients

Needle measurement of electrical activity in arm or leg muscles, complete study

This procedure, known as an electromyography (EMG), involves inserting a small needle into your arm or leg muscles to measure their electrical activity. This complete study helps diagnose issues with nerves or muscles, providing valuable data for your treatment plan.

This service was performed 226 times for 133 patients

Needle measurement of electrical activity in arm or leg muscles, limited study

This procedure, known as an electromyography (EMG), involves placing tiny needles into your arm or leg muscles to measure their electrical activity. It's a limited study, meaning only specific muscles are tested. This helps identify any muscle or nerve dysfunction.

This service was performed 79 times for 40 patients

Nerve conduction, 13 or more studies

Nerve conduction studies involve 13 or more tests to check the speed and strength of signals traveling between your nerves and muscles. It helps diagnose conditions affecting nerves and muscles. The test involves small shocks and may cause minor discomfort.

This service was performed 11 times for 11 patients

Nerve conduction, 5-6 studies

Nerve conduction studies involve testing the speed and strength of signals traveling through your nerves. This helps identify any nerve damage or dysfunction. For 5-6 studies, this means multiple nerves will be tested. Small electrodes are placed on your skin to send and receive signals, causing minimal discomfort.

This service was performed 35 times for 35 patients

Nerve conduction, 9-10 studies

Nerve conduction studies involve sending small electrical shocks through the skin to measure how quickly nerves transmit signals. This helps detect nerve damage. 9-10 studies mean this process will be repeated on different nerves to gather comprehensive data.

This service was performed 121 times for 121 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 140 times for 140 patients

New patient office or other outpatient visit, 60-74 minutes

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

This service was performed 85 times for 85 patients

Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or

This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.

This service was performed 16 times for 16 patients

Testing of autonomic (sympathetic) nervous system function

Testing of autonomic nervous system function assesses how well your body's automatic processes, like heart rate and blood pressure, are working. It involves various non-invasive tests like heart rate variability and sweat production tests.

This service was performed 19 times for 19 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $34.76 for a new patient copayment and $26.64 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 21401 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $139.05
  • Minimum New Patient Price $60.73
  • Maximum New Patient Price $183.44
  • Average New Patient Copayment $34.76
  • Minimum New Patient Copayment $15.18
  • Maximum New Patient Copayment $45.86

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $106.59
  • Minimum Established Patient Price $19.6
  • Maximum Established Patient Price $149.17
  • Average Established Patient Copayment $26.64
  • Minimum Established Patient Copayment $4.9
  • Maximum Established Patient Copayment $37.29

* 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.

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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 1942224753, 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 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
9
Unchanged
Pos 3
4
Doubled → 8
Pos 4
2
Unchanged
Pos 5
2
Doubled → 4
Pos 6
2
Unchanged
Pos 7
4
Doubled → 8
Pos 8
7
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 4 → 8 2 → 4 4 → 8 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 8 + 2 + 4 + 2 + 8 + 7 + 1 + 0 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1942224753.

Other Providers at the Same Location


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

Psychiatry & Neurology (Neurology)
122 DEFENSE HWY, SUITE 100
ANNAPOLIS, MD 21401
Psychiatry & Neurology (Neurology)
122 DEFENSE HWY, SUITE 100
ANNAPOLIS, MD 21401
Psychiatry & Neurology (Neurology)
122 DEFENSE HWY, SUITE 210
ANNAPOLIS, MD 21401
Occupational Therapist (Pediatrics)
122 DEFENSE HWY, 224
ANNAPOLIS, MD 21401
Speech-Language Pathologist
122 DEFENSE HWY
ANNAPOLIS, MD 21401
Radiology (Diagnostic Radiology)
122 DEFENSE HWY
ANNAPOLIS, MD 21401
Radiology (Diagnostic Radiology)
122 DEFENSE HWY, CHESAPEAKE MEDICAL IMAGING
ANNAPOLIS, MD 21401
Radiology (Diagnostic Radiology)
122 DEFENSE HWY, CHESAPEAKE MEDICAL IMAGING
ANNAPOLIS, MD 21401
Radiology (Diagnostic Radiology)
122 DEFENSE HWY, CHESAPEAKE MEDICAL IMAGING
ANNAPOLIS, MD 21401
Radiology (Diagnostic Radiology)
122 DEFENSE HWY, CHESAPEAKE MEDICAL IMAGING
ANNAPOLIS, MD 21401
Radiology (Diagnostic Radiology)
122 DEFENSE HWY, CHESAPEAKE MEDICAL IMAGING
ANNAPOLIS, MD 21401
Radiology (Diagnostic Radiology)
122 DEFENSE HWY, CHESAPEAKE MEDICAL IMAGING
ANNAPOLIS, MD 21401
Psychiatry & Neurology (Neurology)
122 DEFENSE HWY, STE 210
ANNAPOLIS, MD 21401
Radiology (Diagnostic Radiology)
122 DEFENSE HWY, CHESAPEAKE MEDICAL IMAGING
ANNAPOLIS, MD 21401
Psychiatry & Neurology (Neurology)
122 DEFENSE HWY, SUITE 210
ANNAPOLIS, MD 21401
Psychiatry & Neurology (Neurology)
122 DEFENSE HWY, SUITE 210
ANNAPOLIS, MD 21401
Family Medicine
122 DEFENSE HWY
ANNAPOLIS, MD 21401
Nurse Practitioner (Adult Health)
122 DEFENSE HWY, SUITE 210
ANNAPOLIS, MD 21401
Radiology (Diagnostic Radiology)
122 DEFENSE HWY
ANNAPOLIS, MD 21401
Radiology (Diagnostic Radiology)
122 DEFENSE HWY
ANNAPOLIS, MD 21401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1942224753, enumerated as an "individual" on July 26, 2006.

The provider is located at 122 DEFENSE HWY 210 ANNAPOLIS, MD 21401 and the phone number is (410) 266-9694.

Psychiatry & Neurology with taxonomy code 2084N0400X and a focus in Neurology.

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