J Contin Educ Health Prof
FacultyFaculty, MedicalInternship and Residency
Dr. Jonathan Thomas Crocker, MD
NPI1902855323PAC ID3072668581
- Medicare services, 2024
- 166
- Medicare patients, 2024
- 73
- Part D claims, 2024
- 24
- Publications
- 11
- Hospital affiliations
- 1
- Practice address
- 330 Brookline Avenue, Boston, MA 02215
- Practice phone
- Call (617) 667-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Crocker'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 Thomas Crocker is an internist in Boston, Massachusetts
Dr. Crocker practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health.
Dr. Crocker's NPI, 1902855323, was assigned on May 10, 2006. Dr. Crocker graduated from University of Massachusetts Medical School in 1997. Dr. Crocker holds Massachusetts license 159930.
NPI and contact details
- NPI
- 1902855323NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072668581
- NPI enumeration date
- May 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 667-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jonathan Thomas Crocker practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts
Dr. Crocker's primary practice is Beth Israel Deaconess Medical Center, at 330 Brookline Avenue, Boston, MA 02215 in Suffolk County. The practice phone is (617) 667-7000.
- Beth Israel Deaconess Medical Center330 Brookline Avenue, Boston, MA 02215 · Suffolk CountyPhone(617) 667-7000
Source: Dmand AI Affiliation Data
Dr. Jonathan Thomas Crocker is affiliated with 1 site of care and 3 medical groups
Dr. Crocker's primary practice is Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health. The medical group on file is Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP). Dmand AI also links Dr. Crocker to 2 more medical groups, each named with a free account.
Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP)2 medical groupsNames with a free account
See all 4 affiliations for Dr. CrockerSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jonathan Thomas Crocker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Crocker practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Beth Israel Deaconess Medical Center | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Jonathan Thomas Crocker is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Crocker's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Crocker is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Crocker
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
5,528internists in Massachusetts1,712internists in Boston188internists at Beth Israel Deaconess Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Jonathan Thomas Crocker billed Medicare for 166 services in 2024
CMS data shows 166 Medicare services from Dr. Crocker across 3 procedure codes in 2024, for 73 Medicare patients. Medicare paid $16,763 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024166
Medicare patients73
Paid by Medicare$16,763
Procedure codes3
Dr. Crocker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2502024: 16634%
Dr. Crocker compared with the Massachusetts median for internists, 2024
- Dr. Crocker
- Massachusetts median
- Medicare services
- 166vs 43161% below
- Medicare patients
- 73vs 19462% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Crocker'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. Crocker?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Crocker and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jonathan Thomas Crocker treated 73 Medicare patients in 2024, average age 76
CMS counts 73 Medicare patients who saw Dr. Crocker in 2024. The largest group is 65 to 74, with 23 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 42% are also on Medicaid. Their average risk score is 3.26, 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. Crocker's median patient age at 74, with 49% women.
Medicare patients, 202473
Average age76
Average risk score3.26
Also on Medicaid42%
Dr. Crocker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Crocker's Medicare patients by sex, 2024
- Women4055%
- Men3345%
Chronic conditions among Dr. Crocker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Anxiety56%
- Chronic kidney disease56%
- Mood disorders56%
- Depression52%
- Heart failure52%
Share of Medicare patients with each condition. A patient can have several.
Dr. Crocker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jonathan Thomas Crocker wrote 24 Medicare Part D claims in 2024
In 2024, Dr. Crocker wrote 24 Medicare Part D claims. 79% of them were for generic drugs.
Part D claims, 202424
Dr. Crocker's Part D claims by kind of drug, 2024
- Generic19 claims79%
- Brand-name and other5 claims21%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Jonathan Thomas Crocker takes part in Medicare
Dr. Crocker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Jonathan Thomas Crocker has 11 publications on record
Dmand AI links 11 papers to Dr. Crocker, published from 2014 to 2022. 2022 was the busiest year, with 2. The most frequent topics are Hospitalists, Clinical Competence and Curriculum. Dr. Crocker has published most often in J Hosp Med. Dr. Crocker's most frequent co-authors are Satyen Shyam Nichani, MD, Caleb P. Hale, MD and Jakob I. McSparron, MD.
Papers11
Years published2014 to 2022
Dr. Crocker's papers by year, 2014 to 2022
Topics Dr. Crocker writes about most
- Hospitalists
- Clinical Competence
- Curriculum
- Delivery of Health Care
- Education, Medical
- Hospital Medicine
- Hospitals
- Communication
Dr. Crocker's most frequent co-authors
- Satyen Shyam Nichani, MD4 shared papers
- Caleb P. Hale, MD2 shared papers
- Jakob I. McSparron, MD2 shared papers
Recent publications by Dr. Crocker
CommunicationLanguageLimited English Proficiency
Clinical CompetenceHospitalistsSimulation Training
Clinical CompetenceCredentialingCurriculum
See who Dr. Crocker researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Crocker works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jonathan Thomas Crocker received $13 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Crocker from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Medline Industries, Inc. paid the most, $13.
Companies that paid Dr. Crocker the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jonathan Thomas Crocker graduated from University of Massachusetts Medical School
Dr. Crocker graduated from University of Massachusetts Medical School in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jonathan Thomas Crocker'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 (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) |
| 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. Jonathan Thomas Crocker
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 Thomas Crocker's NPI number?
Dr. Jonathan Thomas Crocker's NPI number is 1902855323. It was assigned on May 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jonathan Thomas Crocker?
Dr. Jonathan Thomas Crocker is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jonathan Thomas Crocker practice?
Dr. Crocker practices at 330 Brookline Avenue, Boston, MA 02215. Dr. Crocker's primary practice is Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links Dr. Crocker to 2 medical groups.
What is Dr. Jonathan Thomas Crocker's office phone number?
The practice phone on file for Dr. Crocker is (617) 667-7000.
What is Dr. Jonathan Thomas Crocker's medical license number?
Dr. Crocker holds Massachusetts license 159930.
Which hospitals is Dr. Jonathan Thomas Crocker affiliated with?
Dr. Crocker practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts.
What medical group is Dr. Jonathan Thomas Crocker part of?
Dr. Crocker is linked to Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP). Dmand AI links Dr. Crocker to 2 more medical groups.
Does Dr. Jonathan Thomas Crocker accept Medicare?
Yes. CMS data shows Dr. Crocker billed Medicare for 166 services in 2024, and Dr. Crocker accepts Medicare assignment.
How many Medicare patients does Dr. Jonathan Thomas Crocker see?
CMS counts 73 Medicare patients who saw Dr. Crocker in 2024, with an average age of 76.
What services does Dr. Jonathan Thomas Crocker bill to Medicare?
In 2024, Dr. Crocker's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99223).
Show 5 more questionsShow fewer questions
Where did Dr. Jonathan Thomas Crocker go to medical school?
Dr. Crocker graduated from University of Massachusetts Medical School in 1997.
Has Dr. Jonathan Thomas Crocker received payments from drug or device companies?
CMS Open Payments shows $13 in general payments to Dr. Crocker from 1 company from 2025 to 2025. The largest total came from Medline Industries, Inc.
How long has Dr. Jonathan Thomas Crocker been practicing?
Dr. Crocker graduated from medical school in 1997, 29 years ago.
Does Dr. Jonathan Thomas Crocker do research?
Dmand AI links 11 publications to Dr. Crocker, published from 2014 to 2022.
Who does Dr. Jonathan Thomas Crocker publish with?
Dr. Crocker's most frequent co-authors are Satyen Shyam Nichani, MD (4 shared papers), Caleb P. Hale, MD (2 shared papers) and Jakob I. McSparron, MD (2 shared papers).
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