DR. JOHN MARK GEISS D.O.
NPI 1053651497
Family Medicine in Santa Ana, CA

NPI Status: Active since February 21, 2013

Contact Information

5 HUTTON CENTRE DR STE 950
SANTA ANA, CA
ZIP 92707
Phone: (855) 434-7763
Fax: (949) 281-5550

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  • Individual
  • Male
  • Years of Experience 16
  • Family Medicine
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About JOHN GEISS

This page provides the complete NPI Profile along with additional information for John Geiss, a primary care provider established in Santa Ana, California with a medical specialization in Family Medicine and more than 16 years of experience. The healthcare provider is registered in the NPI registry with number 1053651497 assigned on February 2013. The practitioner's primary taxonomy code is 207Q00000X with license number 20A12647 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1053651497
Provider Name
DR. JOHN MARK GEISS D.O.
Gender
Male
Entity Type
Individual
Location Address
5 HUTTON CENTRE DR STE 950 SANTA ANA, CA 92707
Location Phone
(855) 434-7763
Location Fax
(949) 281-5550
Mailing Address
5 HUTTON CENTRE DR STE 950 SANTA ANA, CA 92707
Mailing Phone
(855) 434-7763
Mailing Fax
(949) 281-5550
Medical School Name
OTHER
Graduation Year
2011
Is Sole Proprietor?
Yes
Enumeration Date
02-21-2013
Last Update Date
09-20-2025
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A primary care provider (PCP) like John Geiss 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

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
20A12647
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.

Medicare Participation & PECOS Enrollment Status

John Geiss 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 Geiss 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: 5890933071

    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: I20250815003334, I20250926000369, I20251030003177

    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 (DE017N)

    Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips (HCPCS:A4253)

    1 DME suppliers used 23 Medicare Claims 33 Services Paid

  • DME-Medical/Surgical Supplies (DA000N)

    Lancets, per box of 100 (HCPCS:A4259)

    1 DME suppliers used 14 Medicare Claims 14 Services Paid

  • DME-Hospital Beds (DB000N)

    Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress (HCPCS:E0260)

    7 DME suppliers used 42 Medicare Claims 45 Services Paid

  • DME-Oxygen and Supplies (DC000N)

    Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:E0431)

    6 DME suppliers used 25 Medicare Claims 25 Services Paid

  • DME-Other DME (DE000N)

    Patient lift, hydraulic or mechanical, includes any seat, sling, strap(s) or pad(s) (HCPCS:E0630)

    5 DME suppliers used 38 Medicare Claims 40 Services Paid

  • DME-Other DME (DE000N)

    Iv pole (HCPCS:E0776)

    2 DME suppliers used 90 Medicare Claims 90 Services Paid

  • DME-Wheelchairs (DD021N)

    Manual wheelchair accessory, wheel lock brake extension (handle), each (HCPCS:E0961)

    5 DME suppliers used 20 Medicare Claims 40 Services Paid

  • DME-Wheelchairs (DD021N)

    Manual wheelchair accessory, anti-tipping device, each (HCPCS:E0971)

    5 DME suppliers used 20 Medicare Claims 40 Services Paid

  • DME-Wheelchairs (DD021N)

    Wheelchair accessory, adjustable height, detachable armrest, complete assembly, each (HCPCS:E0973)

    4 DME suppliers used 15 Medicare Claims 30 Services Paid

  • DME-Wheelchairs (DD021N)

    Wheelchair accessory, elevating leg rest, complete assembly, each (HCPCS:E0990)

    3 DME suppliers used 18 Medicare Claims 36 Services Paid

  • DME-Oxygen and Supplies (DC002N)

    Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)

    7 DME suppliers used 29 Medicare Claims 29 Services Paid

  • DME-Wheelchairs (DD021N)

    General use wheelchair seat cushion, width 22 inches or greater, any depth (HCPCS:E2602)

    2 DME suppliers used 17 Medicare Claims 17 Services Paid

  • DME-Wheelchairs (DD021N)

    General use wheelchair back cushion, width less than 22 inches, any height, including any type mounting hardware (HCPCS:E2611)

    5 DME suppliers used 20 Medicare Claims 20 Services Paid

  • DME-Wheelchairs (DD000N)

    Standard wheelchair (HCPCS:K0001)

    8 DME suppliers used 47 Medicare Claims 49 Services Paid

  • DME-Wheelchairs (DD000N)

    Ultralightweight wheelchair (HCPCS:K0005)

    3 DME suppliers used 18 Medicare Claims 18 Services Paid

Orthotic Devices

  • DME-Orthotic Devices (DF008N)

    Intermittent urinary catheter, with insertion supplies (HCPCS:A4353)

    1 DME suppliers used 11 Medicare Claims 1980 Services Paid

Unknown

  • Other-Enteral and Parenteral (OB006N)

    Enteral feeding supply kit; syringe fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape (HCPCS:B4034)

    3 DME suppliers used 13 Medicare Claims 325 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape (HCPCS:B4035)

    4 DME suppliers used 121 Medicare Claims 3542 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral formula, nutritionally complete with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit (HCPCS:B4150)

    4 DME suppliers used 49 Medicare Claims 15852 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral formula, nutritionally complete, calorically dense (equal to or greater than 1.5 kcal/ml) with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit (HCPCS:B4152)

    2 DME suppliers used 17 Medicare Claims 9904 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral formula, nutritionally complete, hydrolyzed proteins (amino acids and peptide chain), includes fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit (HCPCS:B4153)

    1 DME suppliers used 14 Medicare Claims 5137 Services Paid

  • Other-Enteral and Parenteral (OB006N)

    Enteral formula, nutritionally complete, for special metabolic needs, excludes inherited disease of metabolism, includes altered composition of proteins, fats, carbohydrates, vitamins and/or minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit (HCPCS:B4154)

    2 DME suppliers used 46 Medicare Claims 20056 Services Paid

  • Other-Enteral and Parenteral (OB005N)

    Enteral nutrition infusion pump, any type (HCPCS:B9002)

    2 DME suppliers used 24 Medicare Claims 24 Services Paid

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $24.09 for a new patient copayment and $27.49 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 92707 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $96.36
  • Minimum New Patient Price $62.96
  • Maximum New Patient Price $187.6
  • Average New Patient Copayment $24.09
  • Minimum New Patient Copayment $15.74
  • Maximum New Patient Copayment $46.9

Established Patients Visit Costs *

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

  • Average Established Patient Price $109.96
  • Minimum Established Patient Price $20.84
  • Maximum Established Patient Price $153.61
  • Average Established Patient Copayment $27.49
  • Minimum Established Patient Copayment $5.21
  • Maximum Established Patient Copayment $38.4

* 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 1053651497, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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
0
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
3
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
5
Unchanged
Pos 7
1
Doubled → 2
Pos 8
4
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 5 → 10 → 1 6 → 12 → 3 1 → 2 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 0 + 3 + 1 + 2 + 5 + 2 + 4 + 1 + 8 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1053651497.

Other Providers at the Same Location


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

Nurse Practitioner (Family)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Psychiatric/Mental Health)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Family Medicine
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Family)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Family Medicine
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Physician Assistant (Medical)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Psychiatric/Mental Health)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Physician Assistant
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Family)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Family)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Family)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Psychiatric/Mental Health)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Physician Assistant
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Family)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Psychiatric/Mental Health)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Psychiatric/Mental Health)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Physician Assistant
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Nurse Practitioner (Psychiatric/Mental Health)
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707
Family Medicine
5 HUTTON CENTRE DR STE 950
SANTA ANA, CA 92707

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1053651497, enumerated as an "individual" on February 21, 2013.

The provider is located at 5 HUTTON CENTRE DR STE 950 SANTA ANA, CA 92707 and the phone number is (855) 434-7763.

Family Medicine with taxonomy code 207Q00000X.