DANIEL ANTHONY GRIER MD
NPI 1730718909
Anesthesiology in Greenbrae, CA

NPI Status: Active since April 08, 2020

Contact Information

250 BON AIR RD
GREENBRAE, CA
ZIP 94904
Phone: (415) 925-7100

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  • Individual
  • Male
  • Years of Experience 6
  • Anesthesiology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About DANIEL GRIER

This page provides the complete NPI Profile along with additional information for Daniel Grier, an anesthesiologist established in Greenbrae, California with a medical specialization in Anesthesiology and more than 6 years of experience. He graduated from Icahn School Of Medicine At Mount Sinai in 2020. The healthcare provider is registered in the NPI registry with number 1730718909 assigned on April 2020. The practitioner's primary taxonomy code is 207L00000X with license number A188878 (CA). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1730718909
Provider Name
DANIEL ANTHONY GRIER MD
Gender
Male
Entity Type
Individual
Location Address
250 BON AIR RD GREENBRAE, CA 94904
Location Phone
(415) 925-7100
Mailing Address
PO BOX 80406 CITY OF INDUSTRY, CA 91716
Mailing Phone
(866) 406-4558
Mailing Fax
Medical School Name
ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI
Graduation Year
2020
Is Sole Proprietor?
Yes
Enumeration Date
04-08-2020
Last Update Date
06-10-2024
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An anesthesiologist like Daniel Grier manages the care of surgical patients and pain relief through drug administration that reduces or eliminates pain during an operation, medical procedure or during labor and delivery of babies. During surgical procedures anesthesiologists are responsible for adjusting the amount of anesthetic, monitoring the patient's heart rate, body temperature, blood pressure and breathing.

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

Anesthesiology

Taxonomy Code
207L00000X
Type
Allopathic & Osteopathic Physicians
License No.
A188878
License State
CA
Taxonomy Description
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Medicare Participation & PECOS Enrollment Status

Daniel Grier 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 Grier 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: 2860896974

    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: I20240716004758

    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

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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 1730718909, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
7
Unchanged
Pos 3
3
Doubled → 6
Pos 4
0
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
1
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
9
Unchanged
Pos 9
0
Doubled → 0
Check
9
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 3 → 6 7 → 14 → 5 8 → 16 → 7 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 6 + 0 + 1 + 4 + 1 + 1 + 6 + 9 + 0 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1730718909.

Other Providers at the Same Location


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

Nurse Practitioner
250 BON AIR RD
GREENBRAE, CA 94904
Radiology (Diagnostic Radiology)
250 BON AIR RD
GREENBRAE, CA 94904
Radiology (Diagnostic Radiology)
250 BON AIR RD
GREENBRAE, CA 94904
Radiology (Diagnostic Radiology)
250 BON AIR RD
GREENBRAE, CA 94904
Radiology (Diagnostic Radiology)
250 BON AIR RD
GREENBRAE, CA 94904
Anesthesiology
250 BON AIR RD
GREENBRAE, CA 94904
Internal Medicine
250 BON AIR RD, 3RD FLOOR
GREENBRAE, CA 94904
Internal Medicine
250 BON AIR RD, 3RD FLOOR
GREENBRAE, CA 94904
Emergency Medicine
250 BON AIR RD
GREENBRAE, CA 94904
Emergency Medicine
250 BON AIR RD
GREENBRAE, CA 94904
Internal Medicine
250 BON AIR RD, 3RD FLOOR
GREENBRAE, CA 94904
Emergency Medicine
250 BON AIR RD
GREENBRAE, CA 94904
Emergency Medicine
250 BON AIR RD
GREENBRAE, CA 94904
Emergency Medicine
250 BON AIR RD
GREENBRAE, CA 94904
Emergency Medicine
250 BON AIR RD
GREENBRAE, CA 94904
Emergency Medicine
250 BON AIR RD
GREENBRAE, CA 94904
Emergency Medicine
250 BON AIR RD
GREENBRAE, CA 94904
Psychologist (Clinical)
250 BON AIR RD, MARIN CMHS
GREENBRAE, CA 94904
Psychologist (Clinical)
250 BON AIR RD
GREENBRAE, CA 94904
Marriage & Family Therapist
250 BON AIR RD, FIRST FLOOR
GREENBRAE, CA 94904

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1730718909, enumerated as an "individual" on April 08, 2020.

The provider is located at 250 BON AIR RD GREENBRAE, CA 94904 and the phone number is (415) 925-7100.

Anesthesiology with taxonomy code 207L00000X.