Active NPI 1053306829 Individual Practitioner Male Practitioner

Dr. Christopher John Mays , MD

Internal Medicine • Olney, MD

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Christopher Mays, MD is a certified Internal Medicine practicing in Olney, MD. With approximately 38 years of clinical experience since graduating from University Of Maryland School Of Medicine in 1988, Dr. Mays delivers high-quality medical care to the local community at 18111 PRINCE PHILIP DR.

Dr. Mays maintains professional affiliations with Medstar Medical Group Ii Llc, Suburban/Nrh Medical Rehabilitation Inc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

18111 Prince Philip Dr
Suite 207

Olney, MD 208321513

Telephone 3017747170

Fax 3017746676

Associated Practice Facility / Clinic

🏢 Flaherty Tuegel And Goodman Pa Facility NPI 1467428755

Medicare Profile & Education

Medical School

University Of Maryland School Of Medicine

Graduation Year

1988

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Olney, MD

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

38 Yrs +13.2 yrs vs City Avg

City Avg: 24.8 Yrs

State Avg: 28.1 Yrs

Regional Practice Density

28 Specialists

Practicing in Olney, MD (4114 Statewide)

Telehealth Adoption Rate

39.3% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

58.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Mays (38 Years) 38 Yrs

Olney Specialty Average (24.8 Years) 24.8 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	811	463	$324.39	$111.03
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	395	329	$35.70	$17.62
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	343	343	$330.55	$143.02
93000 Routine ekg using at least 12 leads including interpretation and report	291	281	$64.00	$15.92
G0008 Administration of influenza virus vaccine	136	135	$59.00	$35.59
90662 Influenza vaccine split virus, preservative free	129	129	$115.18	$81.19
99213 Established patient office or other outpatient visit, typically 15 minutes	90	81	$229.13	$79.09
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	57	52	$451.12	$154.85
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	23	22	$144.39	$59.69
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	23	23	$424.00	$181.67
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	20	20	$48.00	$16.04
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$416.31	$183.59
81003 Automated urinalysis test	16	14	$9.63	$2.20
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	13	13	$420.00	$180.76
G0009 Administration of pneumococcal vaccine	11	11	$59.00	$35.85
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	11	11	$653.00	$287.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	709	416	$293.15	$123.71
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	326	326	$304.77	$144.80
93000 Routine ekg using at least 12 leads including interpretation and report	314	299	$61.97	$16.45
99213 Established patient office or other outpatient visit, typically 15 minutes	174	143	$199.66	$89.60
G0008 Administration of influenza virus vaccine	142	139	$59.13	$34.63
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	141	140	$124.00	$75.19
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	67	60	$398.16	$174.26
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	27	24	$138.67	$59.31
G0009 Administration of pneumococcal vaccine	21	21	$63.57	$34.63
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	19	19	$354.45	$280.34
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	18	18	$420.00	$184.42
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	16	16	$45.75	$16.67
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	16	16	$408.50	$184.82
81003 Automated urinalysis test	14	12	$10.00	$2.20
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$404.67	$186.66
90471 Administration of 1 vaccine	11	11	$65.00	$21.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	641	373	$265.50	$138.32
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	324	324	$286.00	$149.94
93000 Routine ekg using at least 12 leads including interpretation and report	271	261	$60.00	$16.76
99213 Established patient office or other outpatient visit, typically 15 minutes	263	198	$185.17	$99.29
G0008 Administration of influenza virus vaccine	154	152	$65.00	$34.68
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	149	148	$124.00	$70.07
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	69	53	$353.00	$195.72
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	41	37	$138.00	$61.68
G0009 Administration of pneumococcal vaccine	24	24	$65.00	$35.02
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	23	23	$44.00	$16.82
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	22	22	$407.00	$191.61
90471 Administration of 1 vaccine	18	18	$65.00	$19.85
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	16	16	$246.47	$133.05

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	622	359	$263.00	$151.90
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	314	314	$286.00	$155.99
93000 Routine ekg using at least 12 leads including interpretation and report	274	262	$60.00	$17.71
99213 Established patient office or other outpatient visit, typically 15 minutes	178	147	$180.00	$107.60
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	146	105	$353.00	$211.83
G0008 Administration of influenza virus vaccine	143	141	$65.00	$20.04
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	137	136	$124.00	$66.15
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	53	45	$138.00	$62.63
0064A Adm sarscov2 50mcg/0.25mlbst	36	36	$50.00	$47.10
G0009 Administration of pneumococcal vaccine	28	28	$65.00	$20.07
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	25	25	$246.47	$125.20
0013A Adm sarscov2 100mcg/0.5ml3rd	24	24	$50.00	$47.10
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	21	21	$420.00	$196.41
99495 Transitional care management services for problem of at least moderate complexity	18	16	$475.00	$243.16
81003 Automated urinalysis test	15	14	$10.00	$2.25
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	13	13	$44.00	$17.72
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	12	12	$407.00	$196.85

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	530	338	$263.00	$125.14
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	292	292	$286.00	$133.39
99213 Established patient office or other outpatient visit, typically 15 minutes	227	171	$180.00	$86.79
93000 Routine ekg using at least 12 leads including interpretation and report	199	191	$60.00	$20.09
G0008 Administration of influenza virus vaccine	126	123	$65.00	$19.42
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	109	109	$124.00	$61.00
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	48	43	$353.00	$167.99
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	39	35	$138.00	$61.74
99443 Telephone medical discussion with physician, 21-30 minutes	38	37	$263.00	$125.22
99442 Telephone medical discussion with physician, 11-20 minutes	31	29	$180.00	$86.81
G0009 Administration of pneumococcal vaccine	24	24	$65.00	$19.32
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	20	20	$246.47	$117.40
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	20	20	$44.00	$20.06
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	20	20	$407.00	$189.62
99495 Transitional care management services for problem of at least moderate complexity	18	18	$434.44	$213.79
81003 Automated urinalysis test	16	15	$10.00	$2.23
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	15	15	$420.00	$195.20
90653 Vaccine for influenza for injection into muscle	11	11	$117.98	$58.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	698	374	$247.53	$122.47
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	299	299	$251.48	$131.31
93000 Routine ekg using at least 12 leads including interpretation and report	272	254	$57.48	$19.57
99213 Established patient office or other outpatient visit, typically 15 minutes	197	143	$168.95	$83.85
G0008 Administration of influenza virus vaccine	156	153	$62.02	$19.06
90653 Vaccine for influenza for injection into muscle	152	150	$112.27	$57.90
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	42	38	$120.81	$60.45
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	32	13	$155.19	$76.56
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	25	25	$376.92	$192.57
81003 Automated urinalysis test	24	21	$12.00	$2.44
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	23	22	$333.87	$163.79
G0009 Administration of pneumococcal vaccine	22	22	$46.95	$19.06
99306 Initial nursing facility visit, typically 45 minutes per day	17	15	$367.35	$184.03
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	14	14	$345.00	$186.16
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	13	13	$175.14	$101.88
90670 Pneumococcal vaccine for injection into muscle	12	12	$409.51	$204.76
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	11	11	$40.73	$19.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	498	325	$230.00	$120.59
93000 Routine ekg using at least 12 leads including interpretation and report	277	263	$56.30	$19.40
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	268	268	$215.00	$132.45
99213 Established patient office or other outpatient visit, typically 15 minutes	246	182	$157.00	$80.82
G0008 Administration of influenza virus vaccine	181	178	$34.00	$23.72
90653 Vaccine for influenza for injection into muscle	158	157	$56.00	$53.36
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	72	14	$193.00	$102.13
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	39	34	$100.00	$61.24
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	33	32	$309.00	$163.56
G0009 Administration of pneumococcal vaccine	33	33	$22.00	$21.56
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	27	27	$190.00	$185.52
99306 Initial nursing facility visit, typically 45 minutes per day	25	23	$349.00	$184.56
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	24	13	$147.00	$77.40
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	23	22	$27.00	$18.65
90670 Pneumococcal vaccine for injection into muscle	21	21	$177.00	$165.20
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	18	18	$330.00	$193.63
81003 Automated urinalysis test	18	18	$14.00	$2.71
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	14	14	$92.00	$90.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	595	359	$201.00	$120.58
93000 Routine ekg using at least 12 leads including interpretation and report	272	262	$75.00	$19.59
G0008 Administration of influenza virus vaccine	224	221	$34.00	$29.60
99213 Established patient office or other outpatient visit, typically 15 minutes	140	109	$137.00	$81.80
90653 Vaccine for influenza for injection into muscle	139	139	$56.00	$48.87
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	104	104	$215.00	$130.96
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	89	18	$100.00	$98.54
90662 Influenza vaccine split virus, preservative free	53	53	$40.00	$39.20
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	51	42	$268.00	$159.39
G0009 Administration of pneumococcal vaccine	41	41	$22.00	$21.03
99336 Established patient assisted living visit, typically 40 minutes	40	11	$180.00	$148.95
90670 Pneumococcal vaccine for injection into muscle	37	37	$177.00	$168.77
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	34	13	$100.00	$76.80
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	32	31	$100.00	$61.12
99306 Initial nursing facility visit, typically 45 minutes per day	21	14	$235.00	$183.99
Q2035 Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (afluria)	19	19	$21.00	$17.19
81002 Urinalysis, manual test	13	13	$25.00	$3.43
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	12	12	$190.00	$184.50

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MD D0039793

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Medstar Medical Group Ii Llc

1145 19th St Nw, Washington, DC 200363735

Phone: 2024292401

Medstar Medical Group Ii Llc

18111 Prince Philip Dr, Olney, MD 208321513

Phone: 3017747170

Medstar Medical Group Ii Llc

3007 Tilden St Nw, Washington, DC 200083030

Suburban/nrh Medical Rehabilitation Inc

6410 Rockledge Dr, Bethesda, MD 208171844

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

2 Associated Practitioners

Dr. Samuel Eng , MD

Family Medicine

NPI 1134199557

Doctor of Medicine (M.D.)

Bridgette Hubbard , PA-C

Physician Assistant - Medical

NPI 1508851395

Physician Assistant (Certified)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 18111 PRINCE PHILIP DR, SUITE 207, OLNEY, MD 208321513 (Tel: 3017747170)

📍

Updated Business Mailing Address July 08, 2007

Registered at 18111 PRINCE PHILIP DR, SUITE 207, OLNEY, MD 208321513 (Tel: 3017747170)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as CHRISTOPHER MAYS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Internal Medicine (License #D0039793 in MD)

🟢

Initial NPI Registration & Enumeration September 16, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1053306829

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: September 16, 2005

Last Update: July 13, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

18111 Prince Philip Dr, Suite 207

Olney, MD 208321513

Phone: 3017747170

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.