Dr. Peter Hahn, MD
- Medicare services, 2024
- 11
- Medicare patients, 2024
- 20
- Part D claims, 2017
- 27
- Publications
- 2
- MIPS score, 2024
- 89
- Practice address
- 1798 N Garey Ave, Pomona, CA 91767
- Practice phone
- Call (909) 865-9500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hahn'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.
Dr. Peter Hahn is an orthopedic surgeon in Pomona, California
Dr. Hahn practices at Pomona Valley Hospital Medical Center in Pomona, California, part of Pomona Valley Hospital Medical Center.
Dr. Hahn's NPI, 1952742744, was assigned on July 10, 2013. Dr. Hahn graduated from UC Irvine School of Medicine in 2013. Dr. Hahn holds California license A131717.
- NPI
- 1952742744NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628387719
- NPI enumeration date
- July 10, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 865-9500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter Hahn practices at Pomona Valley Hospital Medical Center in Pomona, California
Dr. Hahn's primary practice is Pomona Valley Hospital Medical Center, at 1798 N Garey Ave, Pomona, CA 91767 in Los Angeles County. The practice phone is (909) 865-9500.
- Pomona Valley Hospital Medical Center1798 N Garey Ave, Pomona, CA 91767 · Los Angeles CountyPhone(909) 865-9500
Source: Dmand AI Affiliation Data
Dr. Peter Hahn is affiliated with 5 sites of care and 3 medical groups
Dr. Hahn's primary practice is Pomona Valley Hospital Medical Center in Pomona, California, part of Pomona Valley Hospital Medical Center. Dr. Hahn is also affiliated with Long Beach Medical Center. The medical group on file is PREMIER Orthopaedic & Trauma Specialists. Dmand AI also links Dr. Hahn to 3 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter Hahn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hahn practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pomona Valley Hospital Medical Center | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Pomona Valley Hospital Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Peter Hahn is one of 2,056 orthopedic surgeons in California
Orthopaedic surgery is Dr. Hahn's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Hahn is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dr. Hahn is licensed in California.
Specialties and state licenses
- Orthopaedic surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists hip replacement and pelvic and hip fracture among the conditions Dr. Hahn treats.
Orthopedic surgeons near Dr. Hahn
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. Peter Hahn billed Medicare for 11 services in 2024
CMS data shows 11 Medicare services from Dr. Hahn across 1 procedure code in 2024, for 20 Medicare patients. Medicare paid $1,429 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hahn's Medicare services by type, 2022 to 2024
- 2022
- 2024
- Office and hospital visits
- 2022: 112024: 11No change
Dr. Hahn compared with the California median for orthopedic surgeons, 2024
- Dr. Hahn
- California median
- Medicare services
- 11vs 68398% below
- Medicare patients
- 20vs 21591% below
- Part D claims
- 27vs 7061% below
Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.
Dr. Hahn'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 Dr. Hahn?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hahn and other orthopedic surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter Hahn treated 20 Medicare patients in 2024, average age 82
CMS counts 20 Medicare patients who saw Dr. Hahn in 2024. 75% of them have high blood pressure, and 60% have high cholesterol. Their average risk score is 1.84, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Hahn's median patient age at 14, with 43% women.
Chronic conditions among Dr. Hahn's Medicare patients, 2024
- High blood pressure75%
- High cholesterol60%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hahn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 14
Patient panel by sex, all payers
- Women43%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter Hahn wrote 27 Medicare Part D claims in 2017
In 2017, Dr. Hahn wrote 27 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $104 in total drug cost.
Dr. Hahn's most prescribed drugs by claims, 2017
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Peter Hahn scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Hahn for performance year 2024, reported as part of a group. Dr. Hahn accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Hahn's MIPS scores, performance year 2024
- 89of 100Final score
- 62.8of 100Quality
- 40of 100Improvement Activities
- 84of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
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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Dr. Peter Hahn has 2 publications on record
Dmand AI links 2 papers to Dr. Hahn. Dr. Hahn has published most often in J Child Orthop. Dr. Hahn's most frequent co-authors are Vidyadhar V. Upasani, MD and Eric William Edmonds, MD.
Dr. Hahn's most frequent co-authors
Recent publications by Dr. Hahn
See who Dr. Hahn researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hahn 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. Peter Hahn received $21,398 in industry payments from 2016 to 2025
CMS Open Payments shows 93 general payments to Dr. Hahn from 14 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 63% of the total. Spineart USA Inc paid the most, $14,518.
General payments to Dr. Hahn by program year, 2016 to 2025
General payments to Dr. Hahn by kind, 2016 to 2025
- Travel and lodging$13,44763%
- Food and beverage$4,61522%
- Consulting fees$1,7008%
- Education$1,6358%
Companies that paid Dr. Hahn 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. Peter Hahn graduated from UC Irvine School of Medicine
Dr. Hahn graduated from UC Irvine School of Medicine in 2013.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Dr. Peter Hahn accepts plans from 17 insurance carriers
Dr. Hahn is in network with 17 carriers, including Aetna, Elevance and United Healthcare. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- LA Care
- Blue Cross Blue Shield of Massachusetts
- Molina
- +9 more carriersWith a free account
Plan types Dr. Hahn accepts, by number of carriers
- Medicare10
- PPO9
- HMO8
- EPO5
- POS5
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Peter Hahn'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) |
| 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) |
| 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. Peter Hahn
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. Peter Hahn's NPI number?
Dr. Peter Hahn's NPI number is 1952742744. It was assigned on July 10, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter Hahn?
Dr. Peter Hahn is an orthopedic surgeon in Pomona, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Peter Hahn practice?
Dr. Hahn practices at 1798 N Garey Ave, Pomona, CA 91767. Dr. Hahn's primary practice is Pomona Valley Hospital Medical Center in Pomona, California, part of Pomona Valley Hospital Medical Center. Dmand AI also links Dr. Hahn to 3 group practices and clinics and 2 medical groups.
What is Dr. Peter Hahn's office phone number?
The practice phone on file for Dr. Hahn is (909) 865-9500.
What is Dr. Peter Hahn's medical license number?
Dr. Hahn holds California license A131717.
Which hospitals is Dr. Peter Hahn affiliated with?
Dr. Hahn practices at Pomona Valley Hospital Medical Center in Pomona, California. Dr. Hahn is also affiliated with Long Beach Medical Center.
What medical group is Dr. Peter Hahn part of?
Dr. Hahn is linked to PREMIER Orthopaedic & Trauma Specialists. Dmand AI links Dr. Hahn to 2 more medical groups.
Does Dr. Peter Hahn accept Medicare?
Yes. CMS data shows Dr. Hahn billed Medicare for 11 services in 2024, and Dr. Hahn accepts Medicare assignment.
What is Dr. Peter Hahn's MIPS score?
Dr. Hahn's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Peter Hahn see?
CMS counts 20 Medicare patients who saw Dr. Hahn in 2024, with an average age of 82.
Show 9 more questionsShow fewer questions
Is Dr. Peter Hahn board certified?
Yes. Dr. Hahn is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
What services does Dr. Peter Hahn bill to Medicare?
In 2024, Dr. Hahn's most billed Medicare services were hospital inpatient care (99223).
Where did Dr. Peter Hahn go to medical school?
Dr. Hahn graduated from UC Irvine School of Medicine in 2013.
What drugs does Dr. Peter Hahn prescribe most?
In 2017 Medicare Part D data, Dr. Hahn's most prescribed drugs by claims were Meloxicam.
Has Dr. Peter Hahn received payments from drug or device companies?
CMS Open Payments shows $21,398 in general payments to Dr. Hahn from 14 companies from 2016 to 2025. The largest total came from Spineart USA Inc.
How long has Dr. Peter Hahn been practicing?
Dr. Hahn graduated from medical school in 2013, 13 years ago.
Does Dr. Peter Hahn do research?
Dmand AI links 2 publications to Dr. Hahn.
Who does Dr. Peter Hahn publish with?
Dr. Hahn's most frequent co-authors are Vidyadhar V. Upasani, MD (2 shared papers) and Eric William Edmonds, MD (1 shared paper).
What insurance does Dr. Peter Hahn accept?
Dr. Hahn is in network with 17 carriers, including Aetna, Elevance and United Healthcare. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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