Stacy D. Mierau, PA-C
- Medicare services, 2024
- 30,713
- Medicare patients, 2024
- 968
- Part D claims, 2024
- 160
- MIPS score, 2024
- 75
- Hospital affiliations
- 3
- Practice address
- 921 Oak Park Blvd, Pismo Beach, CA 93449
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Coastal Surgical Institute - HOPD
Acute Care Hospital outpatient department · Pismo Beach, California
Find Stacy Mierau's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Stacy D. Mierau is a physician assistant in Pismo Beach, California
Stacy Mierau practices at Coastal Surgical Institute - HOPD in Pismo Beach, California.
Stacy Mierau's NPI, 1629054895, was assigned on December 20, 2005. Stacy Mierau holds California license PA16679.
- NPI
- 1629054895NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991778003
- NPI enumeration date
- December 20, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Stacy D. Mierau practices at Coastal Surgical Institute - HOPD in Pismo Beach, California
Stacy Mierau's primary practice is Coastal Surgical Institute - HOPD, at 921 Oak Park Blvd, Pismo Beach, CA 93449.
- Coastal Surgical Institute - HOPD921 Oak Park Blvd, Pismo Beach, CA 93449
Source: Dmand AI Affiliation Data
Stacy D. Mierau is affiliated with 6 sites of care and 2 medical groups
Stacy Mierau's primary practice is Coastal Surgical Institute - HOPD in Pismo Beach, California. Stacy Mierau is also affiliated with Dignity Health - Marian Regional Medical Center. The medical group on file is Central Coast Orthopedic Medical Group. Dmand AI also links Stacy Mierau to 2 more hospitals, 1 group practice or clinic, 1 ambulatory surgery center and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Stacy D. Mierau's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stacy Mierau practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Coastal Surgical Institute - HOPD | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Stacy D. Mierau is one of 11,482 physician assistants in California
Physician assistant is Stacy Mierau's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Stacy Mierau is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Stacy Mierau is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists arthritis, broken or dislocated ankle/ or foot, bursitis, enthesopathy in arms, fibromyalgia and chronic pain, hand joint or tendon inflammation, joint arthropathy and joint pain among the conditions Stacy Mierau treats.
Physician assistants near Stacy Mierau
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Stacy D. Mierau billed Medicare for 30,713 services in 2024
CMS data shows 30,713 Medicare services from Stacy Mierau across 15 procedure codes in 2024, for 968 Medicare patients. Medicare paid $139,119 for them.
Stacy Mierau's Medicare services by type, 2024
- Drugs given in the office28,319
- Office and hospital visits1,187
- Imaging621
- Surgery586
Where Stacy Mierau's Medicare services took place, 2024
- In an office30,588100%
- In a facility1250%
Stacy Mierau compared with the California median for physician assistants, 2024
- Stacy Mierau
- California median
- Medicare services
- 30,713vs 204150.6 times
- Medicare patients
- 968vs 1059.2 times
- Part D claims
- 116vs 24352% below
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Stacy Mierau's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Stacy Mierau?
Medicare shows one payer. Book a meeting to get commercial claims data for Stacy Mierau and other physician assistants in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Stacy D. Mierau treated 968 Medicare patients in 2024, average age 74
CMS counts 968 Medicare patients who saw Stacy Mierau in 2024. The largest group is 65 to 74, with 469 patients. 75% of them have arthritis, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Stacy Mierau's median patient age at 69, with 58% women.
Stacy Mierau's Medicare patients by age, 2024
Stacy Mierau's Medicare patients by sex, 2024
- Women61564%
- Men35336%
Chronic conditions among Stacy Mierau's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure67%
- Anxiety22%
- Mood disorders21%
- Osteoporosis20%
- Depression18%
- Ischemic heart disease18%
Share of Medicare patients with each condition. A patient can have several.
Stacy Mierau's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Stacy D. Mierau wrote 160 Medicare Part D claims in 2024
In 2024, Stacy Mierau wrote 160 Medicare Part D claims for 115 patients. 99% of them were for generic drugs. CMS names the drug for 116 of them, across 3 drugs with 11 or more claims each, at $344 in total drug cost.
Stacy Mierau's Part D claims by kind of drug, 2024
- Generic159 claims99%
- Brand-name and other1 claims1%
Stacy Mierau's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Stacy Mierau's Part D claims, 2024
- Opioids52%83 of 160 claims
- Antibiotics16%25 of 160 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Stacy D. Mierau scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Stacy Mierau for performance year 2024, reported as part of a group. Stacy Mierau accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Stacy D. Mierau received $116 in industry payments in 2024
CMS Open Payments shows 1 general payment to Stacy Mierau from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $116.
Companies that paid Stacy Mierau the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Stacy D. Mierau is board certified in certified physician assistant
Stacy Mierau is a member of AAPA.
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Stacy D. Mierau's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Stacy D. Mierau
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Stacy D. Mierau's NPI number?
Stacy D. Mierau's NPI number is 1629054895. It was assigned on December 20, 2005, and it is active in the NPI Registry.
What does Stacy D. Mierau specialize in?
Stacy D. Mierau is a physician assistant in Pismo Beach, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Stacy D. Mierau practice?
Stacy Mierau practices at 921 Oak Park Blvd, Pismo Beach, CA 93449. Stacy Mierau's primary practice is Coastal Surgical Institute - HOPD in Pismo Beach, California. Dmand AI also links Stacy Mierau to 2 hospitals, 1 group practice or clinic, 1 ambulatory surgery center and 1 medical group.
What is Stacy D. Mierau's medical license number?
Stacy Mierau holds California license PA16679.
Which hospitals is Stacy D. Mierau affiliated with?
Stacy Mierau is affiliated with Dignity Health - Marian Regional Medical Center. Dmand AI links Stacy Mierau to 2 more hospitals.
What medical group is Stacy D. Mierau part of?
Stacy Mierau is linked to Central Coast Orthopedic Medical Group. Dmand AI links Stacy Mierau to 1 more medical group.
Does Stacy D. Mierau accept Medicare?
Yes. CMS data shows Stacy Mierau billed Medicare for 30,713 services in 2024, and Stacy Mierau accepts Medicare assignment.
What is Stacy D. Mierau's MIPS score?
Stacy Mierau's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
How many Medicare patients does Stacy D. Mierau see?
CMS counts 968 Medicare patients who saw Stacy Mierau in 2024, with an average age of 74.
Is Stacy D. Mierau board certified?
Yes. Stacy Mierau is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Show 4 more questionsShow fewer questions
What services does Stacy D. Mierau bill to Medicare?
In 2024, Stacy Mierau's most billed Medicare services were injected or infused drug (J1010), office visit, established patient (99213) and surgery: bones and joints (20610).
What drugs does Stacy D. Mierau prescribe most?
In 2024 Medicare Part D data, Stacy Mierau's most prescribed drugs by claims were Oxycodone HCl, Meloxicam and Amoxicillin.
Has Stacy D. Mierau received payments from drug or device companies?
CMS Open Payments shows $116 in general payments to Stacy Mierau from 1 company from 2024 to 2024. The largest total came from Boston Scientific Corporation.
How long has Stacy D. Mierau been practicing?
Stacy Mierau graduated from medical school in 2002, 24 years ago.
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