Grace Gai Huang Tarnow, NP
Nurse Practitioner · Concord, CA
Grace Gai Huang Tarnow, NP is a nurse practitioner with a practice address in Concord, California, and NPI 1932829587, issued on Sep 1, 2022. Check the license (California 95022355, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Grace Gai Huang Tarnow
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 95022355 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2000 Sierra Road, Concord, CA 94518
- Phone
- (925) 363-2000
- Enumerated
- Sep 1, 2022
- Record last updated
- Jul 21, 2025
- Medicare enrollment
- Enrolled (PECOS I20221108003329); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Also registered at 2000 Sierra Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Grace Gai Huang Tarnow in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95022355Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% fewer Medicare Part D claims than the average nurse practitioner in 2024
487 Medicare Part D claims for 78 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Lisinopril43 claims
- Atorvastatin Calcium36 claims
- Amlodipine Besylate29 claims
- Fluticasone Propionate18 claims
- Jardiance18 claims
- Losartan Potassium18 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $152.37
2 payments; by number, the most common kind was food and beverage; the largest payer was Ibsa Pharma Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- LA Clinica DE LA Raza IncOakland, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Grace Gai Huang Tarnow among 8,223 nurse practitioner records in California
Grace Gai Huang Tarnow, NP is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 77% of them.
- NPI issued2022 · 77% of these records are older, 18% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Graduated2021 · median 2017 among the 3,425 with a school on file
- Record last updated2025 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
37 nurse practitioner records list a practice address in Concord
They are 37 of the 9,328 NPPES records with a practice address in Concord, and 8,223 nurse practitioner records in California.
All 8,223 in California → Every provider in Concord → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Harpreet Kaur, NPConcord, CA 945181013378595
- Candis Spencer, RN, BSN, PHN, MSNConcord, CA 945181710639687
- Svetlana Kim, MSN, FNP-C, RNClayton, CA 945171255006045
- Chere Sealey-Nott, NPConcord, CA 945191316298011
- Irina Abovsky-Akkerman, NPConcord, CA 945201982769345
- Marie-Claire Barnaba, NPConcord, CA 945201518018696
- Christine Costa, NPConcord, CA 945201194875047
- Janet ElderConcord, CA 945201942352752
Common questions
What is Grace Gai Huang Tarnow, NP's NPI number?
Grace Gai Huang Tarnow, NP's National Provider Identifier (NPI) is 1932829587, issued on Sep 1, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Grace Gai Huang Tarnow, NP located?
The NPPES record lists a practice address at 2000 Sierra Road, Concord, CA, 94518. Phone: (925) 363-2000. Providers update this record themselves, so call before visiting.
How can I verify Grace Gai Huang Tarnow, NP's license?
NPPES lists California license number 95022355, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Grace Gai Huang Tarnow, NP prescribe under Medicare Part D?
In 2024, Grace Gai Huang Tarnow, NP had 487 Medicare Part D claims for 78 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.