Dr. Jonathan P. Terdiman, MD
- Medicare services, 2024
- 653
- Medicare patients, 2024
- 358
- Part D claims, 2024
- 455
- Publications
- 107
- MIPS score, 2024
- 100
- Practice address
- 505 Parnassus Ave, Box 0296, San Francisco, CA 94143
- Practice phone
- Call (415) 353-2733
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Terdiman'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. Jonathan P. Terdiman is a gastroenterologist in San Francisco, California
Dr. Terdiman practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.
Dr. Terdiman's NPI, 1821040320, was assigned on May 16, 2006. Dr. Terdiman graduated from Vagelos College of Physicians and Surgeons in 1989. Dr. Terdiman holds California license G70554.
- NPI
- 1821040320NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012093982
- NPI enumeration date
- May 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 353-2733
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jonathan P. Terdiman practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California
Dr. Terdiman's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights, at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143 in San Francisco County. The practice phone is (415) 353-2733.
- UCSF Helen Diller Medical Center at Parnassus Heights505 Parnassus Ave, Box 0296, San Francisco, CA 94143 · San Francisco CountyPhone(415) 353-2733
Source: Dmand AI Affiliation Data
Dr. Jonathan P. Terdiman is affiliated with 4 sites of care and 4 medical groups
Dr. Terdiman's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. The medical group on file is UCSF Pediatrics. Dmand AI also links Dr. Terdiman to 3 more group practices and clinics and 3 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. Jonathan P. Terdiman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Terdiman practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSF Helen Diller Medical Center at Parnassus Heights | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jonathan P. Terdiman is one of 1,977 gastroenterologists in California
Gastroenterology is Dr. Terdiman's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Terdiman is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Terdiman is licensed in California.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, chronic inflammatory bowel disease (IBD), colonoscopy, gastroenteritis, irritable bowel syndrome (IBS) and upper GI endoscopy among the conditions Dr. Terdiman treats.
Gastroenterologists near Dr. Terdiman
Counts of gastroenterologists 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. Jonathan P. Terdiman billed Medicare for 653 services in 2024
CMS data shows 653 Medicare services from Dr. Terdiman across 12 procedure codes in 2024, for 358 Medicare patients. Medicare paid $69,020 for them.
Dr. Terdiman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 1292024: 258100%
- Office and hospital visits
- 2023: 1962024: 2002%
- Surgery
- 2023: 2432024: 19520%
Where Dr. Terdiman's Medicare services took place, 2024
- In an office29145%
- In a facility36255%
Dr. Terdiman compared with the California median for gastroenterologists, 2024
- Dr. Terdiman
- California median
- Medicare services
- 653vs 58611% above
- Medicare patients
- 358vs 30219% above
- Part D claims
- 294vs 38023% below
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Dr. Terdiman'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. Terdiman?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Terdiman and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jonathan P. Terdiman treated 358 Medicare patients in 2024, average age 74
CMS counts 358 Medicare patients who saw Dr. Terdiman in 2024. The largest group is 65 to 74, with 159 patients. 75% of them have high cholesterol, and 60% have high blood pressure. 16% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Terdiman's median patient age at 63, with 52% women.
Dr. Terdiman's Medicare patients by age, 2024
Dr. Terdiman's Medicare patients by sex, 2024
- Women21761%
- Men14139%
Chronic conditions among Dr. Terdiman's Medicare patients, 2024
- High cholesterol75%
- High blood pressure60%
- Arthritis42%
- Cancer30%
- Osteoporosis28%
- Mood disorders23%
- Ischemic heart disease22%
- Chronic kidney disease21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Terdiman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women52%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jonathan P. Terdiman wrote 455 Medicare Part D claims in 2024
In 2024, Dr. Terdiman wrote 455 Medicare Part D claims for 127 patients. 51% of them were for generic drugs. CMS names the drug for 294 of them, across 15 drugs with 11 or more claims each, at $1,590,954 in total drug cost. In 2023, CMS named 526 claims across 22 drugs.
Dr. Terdiman's Part D claims by kind of drug, 2024
- Generic233 claims51%
- Brand-name222 claims49%
Dr. Terdiman'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. Terdiman's Part D claims, 2024
- Antibiotics13%60 of 455 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: 5262024: 29444%
Drugs named by CMS: 15 in 2024, 22 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. Jonathan P. Terdiman scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Terdiman for performance year 2024, reported as part of a group. Dr. Terdiman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Terdiman as offering telehealth. CMS counts 101 procedures of colonoscopy by Dr. Terdiman, more than 80% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Terdiman's MIPS scores, performance year 2024
- 100of 100Final score
- 95of 100Quality
- 40of 100Improvement Activities
- 81of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Terdiman ranks in Medicare procedure volume
- Colonoscopy
- 80th percentile101 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 60th percentile42 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Jonathan P. Terdiman has 107 publications on record
Dmand AI links 107 papers to Dr. Terdiman, published from 2004 to 2024. 2015 was the busiest year, with 5. The most frequent topics are Colorectal Neoplasms, Colorectal Neoplasms, Hereditary Nonpolyposis and Crohn Disease. Dr. Terdiman has published most often in Gastroenterology. Dr. Terdiman's most frequent co-authors are Trilokesh Dey Kidambi, MD, Uma Mahadevan, MD and Frederic M. Waldman, MD.
Dr. Terdiman's papers by year, 2014 to 2024
Topics Dr. Terdiman writes about most
- Colorectal Neoplasms
- Colorectal Neoplasms, Hereditary Nonpolyposis
- Crohn Disease
- Mass Screening
- Microsatellite Repeats
- Colonoscopy
- Genetic Testing
- MutL Protein Homolog 1
Dr. Terdiman's most frequent co-authors
- Trilokesh Dey Kidambi, MD17 shared papers
- Uma Mahadevan, MD8 shared papers
- Frederic M. Waldman, MD8 shared papers
Recent publications by Dr. Terdiman
Dig Dis Sci
Gastroenterology
See who Dr. Terdiman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Terdiman works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jonathan P. Terdiman received $209 in industry payments from 2016 to 2024
CMS Open Payments shows 9 general payments to Dr. Terdiman from 4 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Pentax of America, Inc. paid the most, $76.
General payments to Dr. Terdiman by program year, 2016 to 2024
Companies that paid Dr. Terdiman the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jonathan P. Terdiman has 4 awards and honors on record
Dmand AI lists 4 awards for Dr. Terdiman, most recently Regional Top Doctor in 2014.
Awards and honors for Dr. Terdiman
- 2014
- Regional Top Doctor
- 2013
- CMS Stage 1 EHR
- 2012
- Checkbook Top Doc
- Undated
- ACG Fellow
Source: Dmand AI Professional Profile Data
Dr. Jonathan P. Terdiman graduated from Vagelos College of Physicians and Surgeons
Dr. Terdiman graduated from Vagelos College of Physicians and Surgeons in 1989. Dr. Terdiman is a member of ACG.
- Medical school
- Board certified in gastroenterology
Source: Dmand AI Professional Profile Data
Dr. Jonathan P. Terdiman accepts plans from 11 insurance carriers
Dr. Terdiman is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- +3 more carriersWith a free account
Plan types Dr. Terdiman accepts, by number of carriers
- Medicare8
- PPO7
- HMO4
- POS4
- EPO3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Jonathan P. Terdiman'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)Clinician Public Reporting: Overall MIPS Performance (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Jonathan P. Terdiman
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. Jonathan P. Terdiman's NPI number?
Dr. Jonathan P. Terdiman's NPI number is 1821040320. It was assigned on May 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jonathan P. Terdiman?
Dr. Jonathan P. Terdiman is a gastroenterologist in San Francisco, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Jonathan P. Terdiman practice?
Dr. Terdiman practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Dr. Terdiman's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dmand AI also links Dr. Terdiman to 3 group practices and clinics and 3 medical groups.
What is Dr. Jonathan P. Terdiman's office phone number?
The practice phone on file for Dr. Terdiman is (415) 353-2733.
What is Dr. Jonathan P. Terdiman's medical license number?
Dr. Terdiman holds California license G70554.
Which hospitals is Dr. Jonathan P. Terdiman affiliated with?
Dr. Terdiman practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California.
What medical group is Dr. Jonathan P. Terdiman part of?
Dr. Terdiman is linked to UCSF Pediatrics. Dmand AI links Dr. Terdiman to 3 more medical groups.
Does Dr. Jonathan P. Terdiman accept Medicare?
Yes. CMS data shows Dr. Terdiman billed Medicare for 653 services in 2024, and Dr. Terdiman accepts Medicare assignment.
Does Dr. Jonathan P. Terdiman offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Terdiman as offering telehealth services.
What is Dr. Jonathan P. Terdiman's MIPS score?
Dr. Terdiman's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Jonathan P. Terdiman see?
CMS counts 358 Medicare patients who saw Dr. Terdiman in 2024, with an average age of 74.
Is Dr. Jonathan P. Terdiman board certified?
Yes. Dr. Terdiman is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Dr. Jonathan P. Terdiman bill to Medicare?
In 2024, Dr. Terdiman's most billed Medicare services were office visit, established patient (99215), medicare service (G0500) and medicare service (G2211).
Where did Dr. Jonathan P. Terdiman go to medical school?
Dr. Terdiman graduated from Vagelos College of Physicians and Surgeons in 1989.
What drugs does Dr. Jonathan P. Terdiman prescribe most?
In 2024 Medicare Part D data, Dr. Terdiman's most prescribed drugs by claims were Sodium Chloride, Pantoprazole Sodium and Skyrizi On-Body.
Has Dr. Jonathan P. Terdiman received payments from drug or device companies?
CMS Open Payments shows $209 in general payments to Dr. Terdiman from 4 companies from 2016 to 2024. The largest total came from Pentax of America, Inc.
How long has Dr. Jonathan P. Terdiman been practicing?
Dr. Terdiman graduated from medical school in 1989, 37 years ago.
Does Dr. Jonathan P. Terdiman do research?
Dmand AI links 107 publications to Dr. Terdiman, published from 2004 to 2024.
Who does Dr. Jonathan P. Terdiman publish with?
Dr. Terdiman's most frequent co-authors are Trilokesh Dey Kidambi, MD (17 shared papers), Uma Mahadevan, MD (8 shared papers) and Frederic M. Waldman, MD (8 shared papers).
What insurance does Dr. Jonathan P. Terdiman accept?
Dr. Terdiman is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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