Dr. Carmi Santos Punzalan, MD
- Medicare services, 2024
- 467
- Medicare patients, 2024
- 263
- Part D claims, 2024
- 1,345
- Publications
- 4
- Hospital affiliations
- 5
- Practice address
- 41 & 45 Mall Road, Burlington, MA 01803
- Practice phone
- Call (781) 744-5100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Punzalan's professional email, personal email and mobile number
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Dr. Carmi Santos Punzalan is a gastroenterologist in Burlington, Massachusetts
Dr. Punzalan practices at Lahey Clinic in Burlington, Massachusetts, part of Beth Israel Lahey Health.
Dr. Punzalan's NPI, 1053584037, was assigned on April 10, 2008. Dr. Punzalan graduated from Boston University School of Medicine in 2008. Dr. Punzalan holds Massachusetts license 262302.
- NPI
- 1053584037NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204005036
- NPI enumeration date
- April 10, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (781) 744-5100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Carmi Santos Punzalan practices at Lahey Clinic in Burlington, Massachusetts
Dr. Punzalan's primary practice is Lahey Clinic, at 41 & 45 Mall Road, Burlington, MA 01803 in Middlesex County. The practice phone is (781) 744-5100.
- Lahey Clinic41 & 45 Mall Road, Burlington, MA 01803 · Middlesex CountyPhone(781) 744-5100
Source: Dmand AI Affiliation Data
Dr. Carmi Santos Punzalan is affiliated with 5 sites of care and 1 medical group
Dr. Punzalan's primary practice is Lahey Clinic in Burlington, Massachusetts, part of Beth Israel Lahey Health. Dr. Punzalan is also affiliated with Beverly Hospital. The medical group on file is Lahey Clinic. Dmand AI also links Dr. Punzalan to 3 more hospitals, 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. Carmi Santos Punzalan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Punzalan practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lahey Clinic | Available with a free account |
| +4 more affiliated sites | 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 Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Carmi Santos Punzalan is one of 597 gastroenterologists in Massachusetts
Gastroenterology is Dr. Punzalan's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Punzalan's licenses on file in 2 states: Massachusetts and California.
Specialties and state licenses
- Gastroenterology, MassachusettsPrimary
- California license
Gastroenterologists near Dr. Punzalan
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. Carmi Santos Punzalan billed Medicare for 467 services in 2024
CMS data shows 467 Medicare services from Dr. Punzalan across 8 procedure codes in 2024, for 263 Medicare patients. Medicare paid $48,372 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Punzalan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3912024: 44414%
- Other services
- 2023: 02024: 23
Dr. Punzalan compared with the Massachusetts median for gastroenterologists, 2024
- Dr. Punzalan
- Massachusetts median
- Medicare services
- 467vs 51910% below
- Medicare patients
- 263vs 34323% below
- Part D claims
- 1,231vs 3004.1 times
Medians across 583 gastroenterologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Punzalan'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Carmi Santos Punzalan treated 263 Medicare patients in 2024, average age 69
CMS counts 263 Medicare patients who saw Dr. Punzalan in 2024. The largest group is 65 to 74, with 138 patients. 75% of them have high blood pressure, and 67% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.29, 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. Punzalan's median patient age at 66, with 50% women.
Dr. Punzalan's Medicare patients by age, 2024
Dr. Punzalan's Medicare patients by sex, 2024
- Women13451%
- Men12949%
Chronic conditions among Dr. Punzalan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol67%
- Chronic kidney disease46%
- Arthritis41%
- Mood disorders39%
- Diabetes38%
- Anxiety37%
- Depression31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Punzalan'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
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Carmi Santos Punzalan wrote 1,345 Medicare Part D claims in 2024
In 2024, Dr. Punzalan wrote 1,345 Medicare Part D claims for 238 patients. 81% of them were for generic drugs. CMS names the drug for 1,231 of them, across 20 drugs with 11 or more claims each, at $905,088 in total drug cost. In 2023, CMS named 1,227 claims across 21 drugs.
Dr. Punzalan's Part D claims by kind of drug, 2024
- Generic1,090 claims81%
- Brand-name255 claims19%
Dr. Punzalan'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. Punzalan's Part D claims, 2024
- Antibiotics12%155 of 1,345 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: 1,2272024: 1,231No change
Drugs named by CMS: 20 in 2024, 21 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. Carmi Santos Punzalan ranks in the 47th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Punzalan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Punzalan as offering telehealth. CMS counts 16 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Punzalan, more than 47% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Punzalan ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 47th percentile16 procedures
- Colonoscopy
- 42nd percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Carmi Santos Punzalan has 4 publications on record
Dmand AI links 4 papers to Dr. Punzalan, published from 2015 to 2021. 2015 was the busiest year, with 2. Dr. Punzalan's most frequent co-authors are Curtis Tran Barry, MD, Graham F. Barnard, MD and Adel Bozorgzadeh, MD.
Dr. Punzalan's papers by year, 2015 to 2021
Dr. Punzalan's most frequent co-authors
- Curtis Tran Barry, MD2 shared papers
- Graham F. Barnard, MD1 shared paper
- Adel Bozorgzadeh, MD1 shared paper
Recent publications by Dr. Punzalan
J Intensive Care Med
J Viral Hepat
See who Dr. Punzalan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Punzalan 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. Carmi Santos Punzalan received $15,193 in industry payments from 2016 to 2025
CMS Open Payments shows 40 general payments to Dr. Punzalan from 8 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 43% of the total. Madrigal Pharmaceuticals paid the most, $8,184.
General payments to Dr. Punzalan by program year, 2016 to 2025
General payments to Dr. Punzalan by kind, 2016 to 2025
- Consulting fees$6,52043%
- Speaker and faculty fees$5,96939%
- Food and beverage$1,61011%
- Travel and lodging$1,0957%
Companies that paid Dr. Punzalan 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. Carmi Santos Punzalan graduated from Boston University School of Medicine
Dr. Punzalan graduated from Boston University School of Medicine in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Carmi Santos Punzalan'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 |
| 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. Carmi Santos Punzalan
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. Carmi Santos Punzalan's NPI number?
Dr. Carmi Santos Punzalan's NPI number is 1053584037. It was assigned on April 10, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Carmi Santos Punzalan?
Dr. Carmi Santos Punzalan is a gastroenterologist in Burlington, Massachusetts. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Carmi Santos Punzalan practice?
Dr. Punzalan practices at 41 & 45 Mall Road, Burlington, MA 01803. Dr. Punzalan's primary practice is Lahey Clinic in Burlington, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links Dr. Punzalan to 3 hospitals.
What is Dr. Carmi Santos Punzalan's office phone number?
The practice phone on file for Dr. Punzalan is (781) 744-5100.
What is Dr. Carmi Santos Punzalan's medical license number?
Dr. Punzalan holds Massachusetts license 262302, one of the licenses on file in 2 states.
Which states has Dr. Carmi Santos Punzalan been licensed in?
Dmand AI has state licenses on file for Dr. Punzalan in Massachusetts and California.
Which hospitals is Dr. Carmi Santos Punzalan affiliated with?
Dr. Punzalan practices at Lahey Clinic in Burlington, Massachusetts. Dr. Punzalan is also affiliated with Beverly Hospital. Dmand AI links Dr. Punzalan to 3 more hospitals.
What medical group is Dr. Carmi Santos Punzalan part of?
Dr. Punzalan is linked to Lahey Clinic.
Does Dr. Carmi Santos Punzalan accept Medicare?
Yes. CMS data shows Dr. Punzalan billed Medicare for 467 services in 2024, and Dr. Punzalan accepts Medicare assignment.
Does Dr. Carmi Santos Punzalan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Punzalan as offering telehealth services.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Carmi Santos Punzalan see?
CMS counts 263 Medicare patients who saw Dr. Punzalan in 2024, with an average age of 69.
What services does Dr. Carmi Santos Punzalan bill to Medicare?
In 2024, Dr. Punzalan's most billed Medicare services were office visit, established patient (99215), hospital inpatient care (99233) and hospital inpatient care (99223).
Where did Dr. Carmi Santos Punzalan go to medical school?
Dr. Punzalan graduated from Boston University School of Medicine in 2008.
What drugs does Dr. Carmi Santos Punzalan prescribe most?
In 2024 Medicare Part D data, Dr. Punzalan's most prescribed drugs by claims were Ursodiol, Xifaxan and Tacrolimus.
Has Dr. Carmi Santos Punzalan received payments from drug or device companies?
CMS Open Payments shows $15,193 in general payments to Dr. Punzalan from 8 companies from 2016 to 2025. The largest total came from Madrigal Pharmaceuticals.
How long has Dr. Carmi Santos Punzalan been practicing?
Dr. Punzalan graduated from medical school in 2008, 18 years ago.
Does Dr. Carmi Santos Punzalan do research?
Dmand AI links 4 publications to Dr. Punzalan, published from 2015 to 2021.
Who does Dr. Carmi Santos Punzalan publish with?
Dr. Punzalan's most frequent co-authors are Curtis Tran Barry, MD (2 shared papers), Graham F. Barnard, MD (1 shared paper) and Adel Bozorgzadeh, MD (1 shared paper).
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