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Edit this profileAt a glance
- 300 Pasteur Dr, Stanford, CA 94305
About Misty Mahaffey
Misty L. Mahaffey, NP is a nurse practitioner based in Stanford, CA. Misty is also listed as specializing in nurse practitioner — acute care and nurse practitioner — adult health. Medicare claims data shows Misty provided 443 services to 240 patients. The services billed most often include established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and biopsy and aspiration of bone marrow sample for diagnosis. The provider's National Provider Identifier (NPI) is 1831569391.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (650) 723-4000
- Email not available
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Practice Locations
300 PASTEUR DR
Stanford, CA 94305
Procedures Most Often Billed to Medicare
443 services · 240 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy and aspiration of bone marrow sample for diagnosis | Procedure | 38222 |
63 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
141 | More than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
140 | More than most peers in Nurse Practitioner |
| Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Billing code | G2212 |
36 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
27 | Less often than most peers in Nurse Practitioner |
| Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Billing code | G2212 |
24 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
12 | Less often than most peers in Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 25 related providers in 4 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy and aspiration of bone marrow sample for diagnosis 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Misty L. Mahaffey specialize in?
Misty L. Mahaffey is a nurse practitioner in Stanford, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Misty L. Mahaffey located?
Misty L. Mahaffey is listed at 300 Pasteur Dr, Stanford, CA 94305. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Misty L. Mahaffey's phone number?
The number on file is (650) 723-4000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Misty L. Mahaffey?
Misty L. Mahaffey's National Provider Identifier is 1831569391. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Misty L. Mahaffey train?
Misty L. Mahaffey attended Other, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Misty L. Mahaffey have?
Misty L. Mahaffey has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What does Misty L. Mahaffey do most often?
According to Medicare billing data, Misty L. Mahaffey performs procedures including biopsy and aspiration of bone marrow sample for diagnosis, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Misty L. Mahaffey's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Misty L. Mahaffey. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.