DR. UMESH HANSRAJ GHEEWALA M.D.
NPI 1982608568
Internal Medicine in San Mateo, CA

NPI Status: Active since June 10, 2005

Contact Information

100 S SAN MATEO DR
SAN MATEO, CA
ZIP 94401
Phone: (650) 696-4758
Fax: (650) 404-8408

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  • Individual
  • Male
  • Years of Experience 51
  • Internal Medicine
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About UMESH GHEEWALA

This page provides the complete NPI Profile along with additional information for Umesh Gheewala, an internist established in San Mateo, California with a medical specialization in Internal Medicine and more than 51 years of experience. The healthcare provider is registered in the NPI registry with number 1982608568 assigned on June 2005. The practitioner's primary taxonomy code is 207R00000X with license number A38329 (CA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1982608568
Provider Name
DR. UMESH HANSRAJ GHEEWALA M.D.
Gender
Male
Entity Type
Individual
Location Address
100 S SAN MATEO DR SAN MATEO, CA 94401
Location Phone
(650) 696-4758
Location Fax
(650) 404-8408
Mailing Address
325 DISTEL CIR LOS ALTOS, CA 94022
Mailing Phone
(650) 696-4758
Medical School Name
OTHER
Graduation Year
1975
Is Sole Proprietor?
No
Enumeration Date
06-10-2005
Last Update Date
08-03-2023
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An internist like Umesh Gheewala is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Secondary Locations

  • 449 Kapahulu Ave Ste 104
    Honolulu, HI 96815
    (808) 735-0007

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

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
A38329
License State
CA
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

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)
1207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

MD-3715 (HI)
2207RG0300XAllopathic & Osteopathic Physicians

Internal Medicine
Geriatric Medicine

A38329 (CA)
3208000000XAllopathic & Osteopathic Physicians

Pediatrics

A38329 (CA)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • HMSA Bronze PPO I - PPO
  • HMSA Bronze PPO II HSA - PPO
  • HMSA Catastrophic Plan - PPO
  • HMSA Gold PPO I - PPO
  • HMSA Gold PPO II - PPO
  • HMSA Platinum PPO - PPO
  • HMSA Silver PPO - PPO

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
A38329OTHER (01)CACA STATE MEDICAL LICENSE
MD-03715OTHER (01)HIHAWAII STATE MED LICENSE

Medicare Participation & PECOS Enrollment Status

Umesh Gheewala 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.

Umesh Gheewala 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: 6608788781

    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: I20090112000581, I20141103000832

    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

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.

Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen

This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.

This service was performed 30 times for 30 patients

Automated urinalysis test

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

This service was performed 33 times for 33 patients

Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)

A detection test by immunoassay for Group A Strep is a quick procedure to identify a bacterial infection in your throat. It involves taking a throat swab and applying it to a test strip, which changes color if Strep bacteria are present.

This service was performed 15 times for 15 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 69 times for 68 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 125 times for 121 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 23 times for 23 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $38.45 for a new patient copayment and $29.87 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 94401 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $153.83
  • Minimum New Patient Price $69
  • Maximum New Patient Price $202.35
  • Average New Patient Copayment $38.45
  • Minimum New Patient Copayment $17.25
  • Maximum New Patient Copayment $50.58

Established Patients Visit Costs *

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

  • Average Established Patient Price $119.48
  • Minimum Established Patient Price $23.44
  • Maximum Established Patient Price $166.46
  • Average Established Patient Copayment $29.87
  • Minimum Established Patient Copayment $5.86
  • Maximum Established Patient Copayment $41.61

* 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 DR. UMESH HANSRAJ GHEEWALA 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 1982608568, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
8
Doubled → 16 → 1 + 6
Pos 4
2
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
0
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
8
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 8 → 16 → 7 6 → 12 → 3 8 → 16 → 7 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 6 + 2 + 1 + 2 + 0 + 1 + 6 + 5 + 1 + 2 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1982608568.

Other Providers at the Same Location


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

Internal Medicine (Cardiovascular Disease)
100 S SAN MATEO DR, SUITE 400
SAN MATEO, CA 94401
Internal Medicine (Cardiovascular Disease)
100 S SAN MATEO DR, SUITE 400
SAN MATEO, CA 94401
Internal Medicine
100 S SAN MATEO DR, STE 424
SAN MATEO, CA 94401
Physical Medicine & Rehabilitation
100 S SAN MATEO DR
SAN MATEO, CA 94401
Pathology (Anatomic Pathology & Clinical Pathology)
100 S SAN MATEO DR, HOSPITAL PATHOLOGY DEPT
SAN MATEO, CA 94401
Physical Therapist (Neurology)
100 S SAN MATEO DR
SAN MATEO, CA 94401
Orthopaedic Surgery
100 S SAN MATEO DR, SUITE 424
SAN MATEO, CA 94401
Nurse Practitioner (Pediatrics)
100 S SAN MATEO DR, 3RD FLOOR, RM 3364
SAN MATEO, CA 94401
Obstetrics & Gynecology
100 S SAN MATEO DR
SAN MATEO, CA 94401
Occupational Therapist
100 S SAN MATEO DR
SAN MATEO, CA 94401
Rehabilitation Hospital
100 S SAN MATEO DR
SAN MATEO, CA 94401
Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)
100 S SAN MATEO DR
SAN MATEO, CA 94401
Emergency Medicine
100 S SAN MATEO DR
SAN MATEO, CA 94401
Family Medicine
100 S SAN MATEO DR
SAN MATEO, CA 94401
Emergency Medicine
100 S SAN MATEO DR
SAN MATEO, CA 94401
Internal Medicine
100 S SAN MATEO DR
SAN MATEO, CA 94401
Emergency Medicine
100 S SAN MATEO DR
SAN MATEO, CA 94401
Internal Medicine
100 S SAN MATEO DR
SAN MATEO, CA 94401
Physician Assistant
100 S SAN MATEO DR, STE 400
SAN MATEO, CA 94401
Radiology (Diagnostic Radiology)
100 S SAN MATEO DR
SAN MATEO, CA 94401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1982608568, enumerated as an "individual" on June 10, 2005.

The provider is located at 100 S SAN MATEO DR SAN MATEO, CA 94401 and the phone number is (650) 696-4758.

Internal Medicine with taxonomy code 207R00000X.

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