Marjorie Chan, NP
NPI 1174811624 · Nurse Practitioner · Costa Mesa, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marjorie Chan, NP is a Nurse Practitioner provider in Costa Mesa, CA (NPI 1174811624).
Provider details
- NPI number
- 1174811624
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 20829 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,539 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 1,145 | $96 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 315 | $96 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 40 | $137 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 26 | $136 |
| Advance Care Planning, First 30 Minutes99497 | 13 | $67 |
Typical Medicare-allowed amounts for these services range $67–$137 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 30 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 25 |
| Insulin Lisprobrand: Insulin Lispro Kwikpen U-100 | 23 |
| Levetiracetam | 17 |
| Donepezil Hcl | 17 |
| Lorazepam | 16 |
| Pregabalin | 15 |
| Lacosamide | 15 |
| Lactulose | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-07-19
- Last updated
- 2021-11-03
- Certified
- 2021-11-03
Frequently asked questions
- What is Marjorie Chan's NPI number?
- Marjorie Chan's National Provider Identifier (NPI) is 1174811624, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marjorie Chan's specialty?
- Marjorie Chan is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marjorie Chan located?
- Marjorie Chan's practice location on file with NPPES is 3090 Bristol St Ste 200, Costa Mesa, CA 92626-3061.
- What is Marjorie Chan's phone number?
- The practice phone number listed in the NPPES registry for Marjorie Chan is (888) 789-9585.
- Does Marjorie Chan accept Medicare?
- Marjorie Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marjorie Chan's NPI active?
- Yes — Marjorie Chan's NPI (1174811624) is active in the NPPES registry as of the last update on 2021-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.