Dr. John A. Lafata, MD
- Medicare services, 2020
- 2,352
- Part D claims, 2024
- 35
- Industry payments
- $4,751
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 22 S Greene St, Baltimore, MD 21201
- Practice phone
- Call (410) 328-8667
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University of Maryland Medical Center
Baltimore, Maryland
Find Dr. Lafata's professional email, personal email and mobile number
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Dr. John A. Lafata is an internist in Baltimore, Maryland
Dr. Lafata practices at University of Maryland Medical Center in Baltimore, Maryland.
Dr. Lafata's NPI, 1285662403, was assigned on June 28, 2006. Dr. Lafata graduated from University of Illinois College of Medicine - Chicago in 1975. Dr. Lafata holds California license G32987.
- NPI
- 1285662403NPI Registry (opens in a new tab)
- NPI enumeration date
- June 28, 2006
- NPI status
- Active
- Practice phone
- (410) 328-8667
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. John A. Lafata practices at University of Maryland Medical Center in Baltimore, Maryland
Dr. Lafata's primary practice is University of Maryland Medical Center, at 22 S Greene St, Baltimore, MD 21201 in Baltimore City. The practice phone is (410) 328-8667.
- University of Maryland Medical Center22 S Greene St, Baltimore, MD 21201 · Baltimore CityPhone(410) 328-8667
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John A. Lafata is affiliated with 1 site of care
Dr. Lafata's primary practice is University of Maryland Medical Center in Baltimore, Maryland.
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. John A. Lafata's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lafata practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Maryland Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John A. Lafata is one of 3,320 internists in Maryland
Internal medicine is Dr. Lafata's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lafata is board certified in internal medicine by the American Board of Internal Medicine. Dr. Lafata is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Lafata
Counts of internists 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. John A. Lafata billed Medicare for 2,352 services in 2020
CMS data shows 2,352 Medicare services from Dr. Lafata across 14 procedure codes in 2020. Medicare paid $72,983 for them. Every service was in an office.
Dr. Lafata's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Drugs given in the office
- 2019: 1,9732020: 1,50124%
- Office and hospital visits
- 2019: 8362020: 57132%
- Tests and treatments
- 2019: 2142020: 10949%
- Other services
- 2019: 2772020: 9167%
- Surgery
- 2019: 992020: 8019%
Dr. Lafata compared with the Maryland median for internists, 2020
- Dr. Lafata
- Maryland median
- Medicare services
- 2,352vs 6563.6 times
- Part D claims
- 566vs 30983% above
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Dr. Lafata's most billed Medicare procedure codes, 2020
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. Lafata?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lafata and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John A. Lafata's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Dr. Lafata's median patient age at 68, with 53% women.
Dr. Lafata's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women53%
- Men47%
Source: Dmand AI Patient Panel Data
Dr. John A. Lafata wrote 35 Medicare Part D claims in 2024
In 2024, Dr. Lafata wrote 35 Medicare Part D claims. 91% of them were for generic drugs. They cover 26 drugs, with $37,551 in total drug cost. In 2020, CMS named 4,343 claims across 94 drugs.
Dr. Lafata's Part D claims by kind of drug, 2024
- Generic32 claims91%
- Brand-name and other3 claims9%
Dr. Lafata's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 4,3432021: 56687%
Drugs named by CMS: 26 in 2021, 94 in 2020.
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
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Dr. John A. Lafata received $4,751 in industry payments from 2016 to 2020
CMS Open Payments shows 278 general payments to Dr. Lafata from 28 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $659.
General payments to Dr. Lafata by program year, 2016 to 2020
General payments to Dr. Lafata by kind, 2016 to 2020
- Food and beverage$4,737100%
- Education$140%
Companies that paid Dr. Lafata the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John A. Lafata has 1 award and honors on record
Dmand AI lists 1 award for Dr. Lafata, most recently CMS Stage 1 EHR in 2012.
Awards and honors for Dr. Lafata
- 2012
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. John A. Lafata graduated from University of Illinois College of Medicine - Chicago
Dr. Lafata graduated from University of Illinois College of Medicine - Chicago in 1975.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. John A. Lafata'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice 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 Data |
| 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) |
| 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 |
| 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. John A. Lafata
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. John A. Lafata's NPI number?
Dr. John A. Lafata's NPI number is 1285662403. It was assigned on June 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John A. Lafata?
Dr. John A. Lafata is an internist in Baltimore, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. John A. Lafata practice?
Dr. Lafata practices at 22 S Greene St, Baltimore, MD 21201. Dr. Lafata's primary practice is University of Maryland Medical Center in Baltimore, Maryland.
What is Dr. John A. Lafata's office phone number?
The practice phone on file for Dr. Lafata is (410) 328-8667.
What is Dr. John A. Lafata's medical license number?
Dr. Lafata holds California license G32987.
Does Dr. John A. Lafata accept Medicare?
Yes. CMS data shows Dr. Lafata billed Medicare for 2,352 services in 2020.
Is Dr. John A. Lafata board certified?
Yes. Dr. Lafata is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. John A. Lafata bill to Medicare?
In 2020, Dr. Lafata's most billed Medicare services were injected or infused drug (J0897), office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. John A. Lafata go to medical school?
Dr. Lafata graduated from University of Illinois College of Medicine - Chicago in 1975.
What drugs does Dr. John A. Lafata prescribe most?
In 2021 Medicare Part D data, Dr. Lafata's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Simvastatin.
Has Dr. John A. Lafata received payments from drug or device companies?
CMS Open Payments shows $4,751 in general payments to Dr. Lafata from 28 companies from 2016 to 2020. The largest total came from Amgen Inc.
How long has Dr. John A. Lafata been practicing?
Dr. Lafata graduated from medical school in 1975, 51 years ago.
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