Anterior Cruciate Ligament InjuriesKnee JointObserver Variation
Dr. Andrew S. Erwteman, MD
NPI1598083990PAC ID7012970726
- Medicare services, 2024
- 842
- Medicare patients, 2024
- 230
- Part D claims, 2024
- 200
- Publications
- 2
- Hospital affiliations
- 2
- Practice address
- 7485 Mission Valley Rd, Ste # 106, San Diego, CA 92108
- Practice phone
- Call (619) 291-3737
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mission Valley Heights Surgery Center
Surgery Center - Medicare-Certified · San Diego, California
Find Dr. Erwteman's professional email, personal email and mobile number
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Dr. Andrew S. Erwteman is an orthopedic surgeon in San Diego, California
Dr. Erwteman practices at Mission Valley Heights Surgery Center in San Diego, California.
Dr. Erwteman's NPI, 1598083990, was assigned on May 10, 2010. Dr. Erwteman graduated from New York Medical College in 2010. Dr. Erwteman holds California license 134839.
NPI and contact details
- NPI
- 1598083990NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012970726
- NPI enumeration date
- May 10, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 291-3737
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrew S. Erwteman practices at Mission Valley Heights Surgery Center in San Diego, California
Dr. Erwteman's primary practice is Mission Valley Heights Surgery Center, at 7485 Mission Valley Rd, Ste # 106, San Diego, CA 92108. The practice phone is (619) 291-3737.
- Mission Valley Heights Surgery Center7485 Mission Valley Rd, Ste # 106, San Diego, CA 92108Phone(619) 291-3737
Source: Dmand AI Affiliation Data
Dr. Andrew S. Erwteman is affiliated with 6 sites of care and 3 medical groups
Dr. Erwteman's primary practice is Mission Valley Heights Surgery Center in San Diego, California. Dr. Erwteman is also affiliated with Scripps Mercy Hospital San Diego. The medical group on file is On-Call Specialists. Dmand AI also links Dr. Erwteman to 1 more hospital, 2 group practices and clinics, 2 medical groups and 1 physician office, each named with a free account.
Mission Valley Heights Surgery CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Andrew S. Erwteman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Erwteman practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mission Valley Heights Surgery Center | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Andrew S. Erwteman is one of 2,056 orthopedic surgeons in California
Orthopaedic surgery is Dr. Erwteman's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Erwteman is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dr. Erwteman is licensed in California.
Specialties and state licenses
- Orthopaedic surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists arthritis, broken or dislocated ankle/ or foot, bursitis, carpal tunnel syndrome, enthesopathy in arms, enthesopathy in foot or ankle, fluid in a joint and hand joint or tendon inflammation among the conditions Dr. Erwteman treats.
Orthopedic surgeons near Dr. Erwteman
Counts of orthopedic surgeons 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
Dr. Andrew S. Erwteman billed Medicare for 842 services in 2024
CMS data shows 842 Medicare services from Dr. Erwteman across 11 procedure codes in 2024, for 230 Medicare patients. Medicare paid $46,984 for them.
Medicare services, 2024842
Medicare patients230
Paid by Medicare$46,984
Procedure codes11
Dr. Erwteman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5692024: 35737%
- Drugs given in the office
- 2023: 3862024: 25135%
- Surgery
- 2023: 3002024: 13455%
- Imaging
- 2023: 1972024: 10049%
Where Dr. Erwteman's Medicare services took place, 2024
- In an office81897%
- In a facility243%
Dr. Erwteman compared with the California median for orthopedic surgeons, 2024
- Dr. Erwteman
- California median
- Medicare services
- 842vs 68323% above
- Medicare patients
- 230vs 2157% above
- Part D claims
- 170vs 702.4 times
Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.
Dr. Erwteman'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Erwteman and other orthopedic surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Andrew S. Erwteman treated 230 Medicare patients in 2024, average age 74
CMS counts 230 Medicare patients who saw Dr. Erwteman in 2024. The largest group is 65 to 74, with 106 patients. 75% of them have arthritis, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Erwteman's median patient age at 66, with 47% women.
Medicare patients, 2024230
Average age74
Average risk score1.11
Also on Medicaid13%
Dr. Erwteman's Medicare patients by age, 2024
Dr. Erwteman's Medicare patients by sex, 2024
- Women13157%
- Men9943%
Chronic conditions among Dr. Erwteman's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure70%
- Ischemic heart disease27%
- Diabetes26%
- Mood disorders25%
- Depression23%
- Anxiety21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Erwteman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women47%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Andrew S. Erwteman wrote 200 Medicare Part D claims in 2024
In 2024, Dr. Erwteman wrote 200 Medicare Part D claims for 86 patients. 100% of them were for generic drugs. CMS names the drug for 170 of them, across 5 drugs with 11 or more claims each, at $1,015 in total drug cost. In 2023, CMS named 254 claims across 5 drugs.
Part D claims, 2024200
Drugs named by CMS5
Total drug cost$1,015
Part D patients86
Dr. Erwteman'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 Dr. Erwteman's Part D claims, 2024
- Opioids56%113 of 200 claims
- Antibiotics11%22 of 200 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2542024: 17033%
Drugs named by CMS: 5 in 2024, 5 in 2023.
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
Dr. Andrew S. Erwteman ranks in the 78th percentile for upper limb (arm) arthroscopy (minimally invasive joint repair) in Medicare
Dr. Erwteman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 35 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Erwteman, more than 78% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Erwteman ranks in Medicare procedure volume
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 78th percentile35 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)
Lower limb (leg) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Andrew S. Erwteman has 2 publications on record
Dmand AI links 2 papers to Dr. Erwteman in 2014. Dr. Erwteman's most frequent co-author is Tessa Balach.
Papers2
Dr. Erwteman's most frequent co-authors
Recent publications by Dr. Erwteman
Cancer Treat Res
AlgorithmsBiopsyBone Neoplasms
See who Dr. Erwteman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Erwteman works with, so you can find a warm path to the right orthopedic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Andrew S. Erwteman received $18,560 in industry payments from 2016 to 2025
CMS Open Payments shows 96 general payments to Dr. Erwteman from 17 drug and device companies from 2016 to 2025. Education make up the largest share, 69% of the total. Smith & Nephew, Inc. paid the most, $8,161.
General payments to Dr. Erwteman by program year, 2016 to 2025
General payments to Dr. Erwteman by kind, 2016 to 2025
$18.6Kin total
- Education$12,72369%
- Food and beverage$4,75226%
- Travel and lodging$1,0856%
Companies that paid Dr. Erwteman the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Andrew S. Erwteman graduated from New York Medical College
Dr. Erwteman graduated from New York Medical College in 2010.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Dr. Andrew S. Erwteman accepts plans from 16 insurance carriers
Dr. Erwteman is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Humana
- Blue Cross Blue Shield of Massachusetts
- Molina
- +8 more carriersWith a free account
Plan types Dr. Erwteman accepts, by number of carriers
- PPO10
- Medicare9
- HMO8
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Andrew S. Erwteman'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 DataDmand AI Org Hierarchy 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Dr. Andrew S. Erwteman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Andrew S. Erwteman's NPI number?
Dr. Andrew S. Erwteman's NPI number is 1598083990. It was assigned on May 10, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrew S. Erwteman?
Dr. Andrew S. Erwteman is an orthopedic surgeon in San Diego, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Andrew S. Erwteman practice?
Dr. Erwteman practices at 7485 Mission Valley Rd, Ste # 106, San Diego, CA 92108. Dr. Erwteman's primary practice is Mission Valley Heights Surgery Center in San Diego, California. Dmand AI also links Dr. Erwteman to 1 hospital, 2 group practices and clinics, 2 medical groups and 1 physician office.
What is Dr. Andrew S. Erwteman's office phone number?
The practice phone on file for Dr. Erwteman is (619) 291-3737.
What is Dr. Andrew S. Erwteman's medical license number?
Dr. Erwteman holds California license 134839.
Which hospitals is Dr. Andrew S. Erwteman affiliated with?
Dr. Erwteman is affiliated with Scripps Mercy Hospital San Diego. Dmand AI links Dr. Erwteman to 1 more hospital.
What medical group is Dr. Andrew S. Erwteman part of?
Dr. Erwteman is linked to On-Call Specialists. Dmand AI links Dr. Erwteman to 2 more medical groups.
Does Dr. Andrew S. Erwteman accept Medicare?
Yes. CMS data shows Dr. Erwteman billed Medicare for 842 services in 2024, and Dr. Erwteman accepts Medicare assignment.
How many Medicare patients does Dr. Andrew S. Erwteman see?
CMS counts 230 Medicare patients who saw Dr. Erwteman in 2024, with an average age of 74.
Is Dr. Andrew S. Erwteman board certified?
Yes. Dr. Erwteman is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
Show 8 more questionsShow fewer questions
What services does Dr. Andrew S. Erwteman bill to Medicare?
In 2024, Dr. Erwteman's most billed Medicare services were injected or infused drug (J1100), office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. Andrew S. Erwteman go to medical school?
Dr. Erwteman graduated from New York Medical College in 2010.
What drugs does Dr. Andrew S. Erwteman prescribe most?
In 2024 Medicare Part D data, Dr. Erwteman's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Ibuprofen and Tramadol HCl.
Has Dr. Andrew S. Erwteman received payments from drug or device companies?
CMS Open Payments shows $18,560 in general payments to Dr. Erwteman from 17 companies from 2016 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dr. Andrew S. Erwteman been practicing?
Dr. Erwteman graduated from medical school in 2010, 16 years ago.
Does Dr. Andrew S. Erwteman do research?
Dmand AI links 2 publications to Dr. Erwteman.
Who does Dr. Andrew S. Erwteman publish with?
Dr. Erwteman's most frequent co-authors are Tessa Balach (1 shared paper).
What insurance does Dr. Andrew S. Erwteman accept?
Dr. Erwteman is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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